
Derivados de Quinazolina y Quinolina
Las quinazolinas y quinolinas son compuestos heterocíclicos nitrogenados con estructuras aromáticas que desempeñan un papel clave en la síntesis de fármacos con actividad anticancerígena, antimicrobiana y antiinflamatoria. Sus derivados presentan modificaciones estructurales que optimizan su biodisponibilidad y selectividad, lo que permite el desarrollo de nuevos principios activos para diversas aplicaciones terapéuticas. Estos compuestos se utilizan en la fabricación de APIs destinados al tratamiento de cáncer, infecciones, enfermedades neurodegenerativas y cardiovasculares. Además, los derivados de quinazolina y quinolina son esenciales en la investigación de inhibidores enzimáticos y en el diseño de moléculas bioactivas innovadoras. En CymitQuimica disponemos de derivados de quinazolina y quinolina de alta pureza para aplicaciones en síntesis química, desarrollo farmacéutico y biotecnología.
Se han encontrado 65562 productos de "Derivados de Quinazolina y Quinolina"
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Plerixafor-d4
CAS:Producto controlado<p>Stability Very Hygroscopic<br>Applications Labelled Plerixafor, it is a hematopoietic stem cell (HSC) mobilizer that inhibits the CXCR4 chemokine receptor and blocks binding of its ligand, stromal cell-derived factor-1-α (SDF-1-α). This agent was approved on Dec. 15, 2008, as treatment in combination with granulocyte-colony stimulating factor (G-CSF) to mobilize HSCs to the peripheral blood for collection and subsequent autologous transplantation in patients with non-Hodgkin's lymphoma (NHL) and multiple myeloma (MM).<br>References Xie, T., et al.: Science, 290, 328 (2000), Leone, D., et al.: J. Pharmacol. Exp. Ther., 305, 1150 (2003), Chigaev, A., et al.: J. Immunol. 178, 6828 (2007), Kiel, M., et al.: Cell Stem Cell, 1, 204 (2007),<br></p>Fórmula:C28H50D4N8Forma y color:Off White SolidPeso molecular:506.81(S)-5-Chloro-a-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-a-(trifluoromethyl)benzenemethanol
CAS:Producto controlado<p>Applications (S)-5-Chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol is the S enantiomer of rac-5-Chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol (C365145). (S)-5-Chloro-α-(cyclopropylethynyl)-2-[[(4-methoxyphenyl)methyl]amino]-α-(trifluoromethyl)benzenemethanol is also an impurity of Efavirenz (E425000), an HIV-1 reverse transcriptase inhibitor.<br>References Pierce, M., et al.: J. Org. Chem., 63, 8536 (1998)<br></p>Fórmula:C21H19ClF3NO2Forma y color:NeatPeso molecular:409.835-Ethyl-5-phenyl-2-(1-phenylpropyl)dihydropyrimidine-4,6(1H,5H)-dione (Mixture of Diastereomers)
CAS:Producto controlado<p>Impurity Primidone EP Impurity F<br>Applications An impurity arising in the synthesis of Primidone.<br>References Pippenger, C.E., et al.: J. Anal. Toxicol., 1, 118 (1977),<br></p>Fórmula:C21H24N2O2Forma y color:NeatPeso molecular:336.43rac Ambrisentan-d3
CAS:Producto controlado<p>Applications Labeled rac-Ambrisentan (A575860) Nonpeptide endothelin ETA receptor antagonist. Antihypertensive.<br>References Riechers, H., et al.: J. Med. Chem., 39, 2123 (1996), Billman, G.E., et al.: Curr. Opin. Invest. Drugs, 3, 1483 (2002), Vatter, H., et al.: Clin. Neuropharmacol., 26, 73 (2003),<br></p>Fórmula:C222H3H19N2O4Forma y color:Off White SolidPeso molecular:381.44O-Desmethylsulpiride
CAS:Producto controladoFórmula:C14H21N3O4SForma y color:NeatPeso molecular:327.402-Hydroxy Imipramine β-D-Glucuronide
CAS:Producto controlado<p>Applications A metabolite of Imipramine.<br>References Gram, L.F., et al.: Clin. Pharmacol. Therap., 17, 555 (1975), Hackett, A.M., et al.: Xenobiotica, 14, 491 (1984), Chiba, M., et al.: Biochem. Pharmacol., 39, 367 (1990),<br></p>Fórmula:C25H32N2O7Forma y color:NeatPeso molecular:472.53Haloperidol pyridinium Chloride Impurity
CAS:Producto controlado<p>Applications Haloperidol pyridinium Chloride is a neurotoxic pyridinium metabolite of haloperidol that is formed in the liver and found in the brain. Haloperidol pyridinium Chloride is a substrate for human organic cation transporters.<br>References Kang, H. et. al.: Drug Metab. Dispos., 34, 1145 (2006)<br></p>Fórmula:C21H18Cl2FNOForma y color:NeatPeso molecular:390.28OPC 14714
CAS:Producto controlado<p>Impurity Aripiprazole Impurity<br>Applications A novel antipsychotic agents with dopamine autoreceptor agonist properties. Aripiprazole Impurity<br>References Simpson, G., et al.: Drugs, 1981, 21, 138 (1981), Banno, K., et al.: Chem. Pharm. Bull., 36, 4377 (1988), Momiyama, T., et al.: Life Sci., 47, 761 (1990), Caprathe, B., et al.: J. Med. Chem., 34, 2736 (1991),<br></p>Fórmula:C23H28BrN3O2Forma y color:White To Off-WhitePeso molecular:458.39trans-2-(2,4-Dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolane-4-methanol
CAS:Producto controlado<p>Applications trans-2-(2,4-Dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolane-4-methanol is an impurity of Ketoconazole (K186000).<br>References Ryu, J., et al. Bull. Korean Chem. Soc., 24, 460 (2003)<br></p>Fórmula:C14H14Cl2N2O3Forma y color:NeatPeso molecular:329.18Nicoboxil
CAS:Producto controlado<p>Applications Nicoboxil is a medication used in the treatment of acute non-specific low back pains.<br>References Gaubitz, M., et al.: Eur. J. Pain , 20, 263 (2016),<br></p>Fórmula:C12H17NO3Forma y color:ColourlessPeso molecular:223.272,5-Bis(trifluoromethyl)aniline
CAS:Producto controlado<p>Applications 2,5-Bis(trifluoromethyl)aniline is a haloalkul substituted aniline used in the preparation of anti-benign prostatic hyperplasia drug, Dutasteride (D735000).<br>References Liang, Y. et al.: Jil. Dax. Xueb. Lixeub., 45, 1035 (2007);<br></p>Fórmula:C8H5F6NForma y color:ColourlessPeso molecular:229.12Fenspiride N-Oxide
CAS:Producto controlado<p>Stability Hygroscopic<br>Applications Fenspiride N-Oxide is an impurity of Fenspiride (F265000),an bronchodilator with anti-inflammatory properties. Inhibits mucus secretion and reduces the release of tachykinins at a prejunctional level by its anti-muscarinic action.<br>References Arnone, A., et al.: Tetrahedron., 54, 7831 (1998);<br></p>Fórmula:C15H20N2O3Forma y color:NeatPeso molecular:276.33Varenicline Carbamoyl β-D-Glucuronide
CAS:Producto controlado<p>Applications A metabolite of Varenicline.<br>References Toide, K., et al.: Biochem. Pharmacol., 67, 1269 (2004), Coe, J., et al.: J. Med. Chem., 48, 3474 (2005), Doll, R., et al.: Br. J. Cancer, 92, 426 (2005), Obach, R., et al.: Drug Metab. Dispos., 33, 262 (2005),<br></p>Fórmula:C20H21N3O8Forma y color:NeatPeso molecular:431.4Tipiracil Hydrochloride
CAS:Producto controlado<p>Applications Tipiracil Hydrochloride serves as a treatment for metastatic colorectal cancer (mCRC). A thymidine phosphorylase inhibitor.<br>References Sugita, K., et al.: Oncol., 91, 224-230 (2016); van der Velden, D. L., et al.: Clin. Cancer Res., 22, 2835-2839 (2016)<br></p>Fórmula:C9H11ClN4O2·(HCl)Forma y color:White To Off-WhitePeso molecular:242.66 + (36.46)Ketoconazole N-Oxide
CAS:Producto controlado<p>Applications Ketoconazole N-Oxide is an impure analogue of Ketoconazole (K186000) which inhibits cytochrome P-450 dependent steps in the biosynthesis of steroid hormones in vivo. Antimetastatic and antineoplastic activity. Orally active 5-lipoxygenase and thromboxane synthase inhibitor.<br>References Lambert, A., et al.: Biochem. Pharmacol., 35, 3999 (1986), Van Wauwe, J.P. and Janssen, P.A.J., J. Med. Chem., 32, 2231 (1989), Nardone, P.A., et al.: . Surg. Res., 44, 425 (1988), Tucker, W.F.G., et al.: Br. Med. J., 293, 882 (1986)<br></p>Fórmula:C26H28Cl2N4O5Forma y color:Off-WhitePeso molecular:547.433-Chlorobenzyl Cyanide
CAS:Producto controlado<p>Applications 3-Chlorobenzyl Cyanide is a useful synthetic intermediate. It was used to design EGFR Tyrosine Kinase Inhibitors. It can also be used to synthesize imidoyl thioureas as non-nucleoside reverse transcriptase inhibitors.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Traxler, P., et al.: J. Med. Chem., 42, 1018 (1999); Ludovici, D., et al.: Bioorg. Med. Chem. Lett., 11, 2225 (2001)<br></p>Fórmula:C8H6ClNForma y color:NeatPeso molecular:151.59N-[1-(4-Chlorophenyl)cyclobutylmethyl]-N,N-dimethylamine Hydrochloride
CAS:Producto controlado<p>Applications N-[1-(4-Chlorophenyl)cyclobutylmethyl]-N,N-dimethylamine Hydrochloride is an impurity of Sibutramine Hydrochloride (S422500), a serotonin and noradrenaline reuptake inhibitor.<br>References Hanotin, C., et al.: Int. J. Obesity, 22, 32 (1998)<br></p>Fórmula:C13H19Cl2NForma y color:NeatPeso molecular:260.2Perampanel-d5
CAS:Producto controlado<p>Applications Perampanel-d5, is the labeled analogue of Perampanel (P285520), an antiepileptic drug.<br>References Shih, J., et al.: Therap. Clinical Risk Management, 9, 285 (2013); Rogawski, M. A., et al.: Epilepsy Curr., 11, 56 (2011);<br></p>Fórmula:C23D5H10N3OForma y color:Light Orange Colour SolidPeso molecular:354.42(R)-(+)-α-Methylbenzylamine (>85%)
CAS:Producto controladoFórmula:C8H11NPureza:>85%Forma y color:NeatPeso molecular:121.18rac trans-2-Phenylcyclopropylamine Hydrochloride
CAS:Producto controlado<p>Applications Non-selective MAO-A/B inhibitor.<br>References Stout, S.C., et al.: J. Pharmacol. Exp. Ther., 300, 1085 (2002),<br></p>Fórmula:C9H11N·ClHForma y color:NeatPeso molecular:169.651-Nitroso-4-phenylpiperazine
CAS:Producto controlado<p>Applications Metabolite of N-Phenylpiperazine (P336040) found in wastewater treatment facilities.<br>References Jung, C. et al., Appl. Environ. Microb., 74, 6147 (2008)<br></p>Fórmula:C10H13N3OForma y color:NeatPeso molecular:191.23Ticagrelor TCG Sulfonate
<p>Applications Ticagrelor TCG Sulfonate is an impurity of Ticagrelor (T437700), the first reversible oral P2Y12 receptor antagonist, provides faster, greater, and more consistent ADP-receptor inhibition than Clopidogrel. Used in the treatment of acute coronary syndromes (ACS).<br>References Matetzky, S., et al.: Circulation, 109, 3171 (2004), Bassand, J., et al.: Eur. Heart J., 28, 1598 (2007), Jakubowski, J., et al.: Cardiovasc. Drug Rev., 25, 357 (2007),<br></p>Fórmula:C23H28F2N6O7S2Forma y color:NeatPeso molecular:602.632,2'-[[[4-(3-Oxo-4-morpholinyl)phenyl]imino]bis[(2R)-2-hydroxy-3,1-propanediyl]]bis[1H-isoindole-1,3(2H)-dione]
CAS:Producto controlado<p>Stability Hygroscopic<br>Applications 2,2'-[[[4-(3-Oxo-4-morpholinyl)phenyl]imino]bis[(2R)-2-hydroxy-3,1-propanediyl]]bis[1H-isoindole-1,3(2H)-dione] is an impurity of Rivaroxaban (R538000), a novel antithrombotic agent. A highly potent and selective, direct FXa inhibitor.<br>References Ansell, J., et al.: Drugs, 64, 1 (2004), Eriksson, B., et al.: J. Thromb. Haemost., 3, 103 (2005), Kubitza, D., et al.: Clin. Pharmacol. Ther., 78, 412 (2005),<br></p>Fórmula:C32H30N4O8Forma y color:NeatPeso molecular:598.6Vortioxetine Lactose Adduct
Producto controlado<p>Stability Hygroscopic<br>Applications Vortioxetine Lactose Adduct, is an impurity of Vortioxetine (V766000), a multimodal serotonergic agent that inhibits 5-HT1A, 5-HT1B, 5-HT3A, 5-HT7 receptor and SERT (1,2,3).<br>References Paunovic, A. et al.: ACS Chem. Biol., 12, 132 (2017);<br></p>Fórmula:C30H42N2O10SForma y color:NeatPeso molecular:622.73N-(3-Chloro-6,11-dihydro-6-methyl-5,5-dioxidodibenzo[c,f][1,2]thiazepin-11-yl)-β-alanine-d4
CAS:Producto controladoFórmula:C17H13D4ClN2O4SForma y color:NeatPeso molecular:384.87(S)-5-Chloro Naproxen
CAS:Producto controladoFórmula:C14H13ClO3Forma y color:NeatPeso molecular:264.70Perphenazine-d8 Dihydrochloride Salt (1.0 mg/mL in Methanol)
CAS:Fórmula:C21H18D8ClN3OS·2HClForma y color:ColourlessPeso molecular:484.93Desacetyl Diltiazem-d3
CAS:Producto controlado<p>Applications A labelled metabolite of Diltiazem (D460620).<br>References Shallcross, H., et al.: Br. Med. J., 295, 1236 (1987), Yeung, P.K.F., et al.: Drug Metab. Dispos., 18, 1055 (1990), Cashman, J.R., et al.: J. Med. Chem., 34,2049 (1991),<br></p>Fórmula:C20H21D3N2O3SForma y color:NeatPeso molecular:375.5N-Nitroso Amodiaquine
Producto controladoFórmula:C20H21ClN4O2Forma y color:NeatPeso molecular:384.8592,2'-(4,4'-(Oxybis(butane-4,1-diyl))bis(piperazine-4,1-diyl))dipyrimidine Dihydrochloride
Producto controlado<p>Impurity Buspirone<br>Applications 2,2'-(4,4'-(Oxybis(butane-4,1-diyl))bis(piperazine-4,1-diyl))dipyrimidine is an impurity of anxiolytic drug Buspirone (B689855) that acts as 5-hydroxytryptamine (5-HT1) receptor agonist.<br>References Wu, Y.H., et al.: J. Med. Chem., 15, 477 (1972); Allen, L.E., et al.: Arzneim.-Forsch., 24, 917 (1974); Goa, K.L., et al.: Drugs, 32, 114 (1986);<br></p>Fórmula:C24H38N8O·2(HCl)Forma y color:White To Off-WhitePeso molecular:527.54Everolimus NHS-carbonate (>85%)
Producto controlado<p>Applications Everolimus NHS-carbonate is a derivative of Everolimus (E945400), a macrolide immunosuppressant.<br></p>Fórmula:C58H86N2O18Pureza:>85%Forma y color:NeatPeso molecular:1099.3063-Ethynylaniline
CAS:Producto controlado<p>Stability Light Sensitive<br>Applications Reagent in the preparation of a metabolite of Erlotinib (E625000).<br></p>Fórmula:C8H7NForma y color:Colourless To Dark RedPeso molecular:117.15Ticagrelor Acetate
CAS:Producto controlado<p>Applications Ticagrelor Acetoxide is an acetoxy impurity of Ticagrelor (T437700). Ticagrelor (T437700), the first reversible oral P2Y12 receptor antagonist, provides faster, greater, and more consistent ADP-receptor inhibition than Clopidogrel. Used in the treatment of acute coronary syndromes (ACS).<br>References Matetzky, S., et al.: Circulation, 109, 3171 (2004), Bassand, J., et al.: Eur. Heart J., 28, 1598 (2007), Jakubowski, J., et al.: Cardiovasc. Drug Rev., 25, 357 (2007)<br></p>Fórmula:C25H30F2N6O5SForma y color:White To Off-WhitePeso molecular:564.62-Hydroxy Nevirapine-d3
CAS:Producto controlado<p>Applications A labelled metabolite of Nevirapine (N391275).<br>References Rettie, A., et al.: J. Biol. Chem., 263, 13733 (1988), Lamson, M., et al.: Biopharm. Drug Dispos., 20, 285 (1999), Guengerich, F., et al.: Chem. Res. Toxicol., 14, 611 (2001), Lu, W., et al.: Drug Metab. Dispos., 36, 1624 (2008),<br></p>Fórmula:C15H11D3N4O2Forma y color:NeatPeso molecular:285.32rac FTY720-d4 Phosphate
CAS:Producto controlado<p>Stability Hygroscopic<br>Applications Labelled rac FTY720 (F805010). rac FTY720 is a sphingosine 1-phosphate receptor modular, ameliorates experimental autoimmune encephalomyelitis by inhibition of T cell infiltration.<br>References Igarashi, J., et al.: J. Biol. Chem., 275, 32363 (2000), Bandhuvula, P., et al.: J. Biol. Chem., 280, 33697 (2005),<br></p>Fórmula:C19H30D4NO5PForma y color:NeatPeso molecular:391.486-Oxo-(S,S)-Palonosetron (~90%)
CAS:Producto controlado<p>Applications 6-Oxo-(S,S)-Palonosetron is an impurity of (S,S)-Palonosetron (P165800), a serotonin 5-HT3 receptor antagonist used in the prevention and treatment of chemotherapy-induced nausea and vomiting (CINV). Antiemetic.<br>References Clark, R.D., et al.: J. Med. Chem., 36, 2645 (1993), Wong, E.H.F., et al.: Br. J. Pharmacol., 114, 851 (1995), Grunberg, S.M., et al.: Expert. Opin. Pharmacother., 4, 2297 (2003), Eisenberg, P., et al.: Ann. Oncol., 15, 330 (2004), Siddiqui, M.A.A., et al.: Drugs, 64, 1125 (2004),<br></p>Fórmula:C19H22N2O2Pureza:~90%Forma y color:NeatPeso molecular:310.39Gabapentin Ethyl Ester Hydrochloride
CAS:Producto controlado<p>Applications Protected Gabapentin (G117250). Amino acid structurally related to γ-Aminobutyric Acid (GABA), designed to cross the blood brain barrier. Used as an anticonvulsant.<br>References Vollmer, K.-O. et al.: Arzneimittel-Forshc., 36, 830 (1986), Saletu, B., et al.: Int. J. Clin. Pharmacol. Ther. Toxicol., 24, 362 (1986)<br></p>Fórmula:C11H21NO2·ClHForma y color:NeatPeso molecular:235.75Aprepitant-13C2,d2 (Major)
CAS:Producto controlado<p>Applications This product is deuterated at the 1 position and on the ajacent methyl. The 1 position is the benylic position of the bis(trifluoromethyl) phenyl. This compound has a mixture of 1 to 4 deuterium atoms, there is no detectable unlabeled material.Aprepitant is a structurally novel substance P neurokinin 1 (NK1) receptor antagonist. In vitro studies using human liver microsomes indicate that aprepitant is metabolised primarily by CYP3A4 with minor metabolism by CYP1A2 and CYP2C19, and no metabolism by CYP2D6, CYP2C9, or CYP2E1.<br>References Hale, J.J., et al.: J. Med. Chem., 41, 4607 (1998), Campos, D., et al.: J. Clin. Oncol., 19, 1759 (2001), Van Belle, S., et al.: Cancer, 94, 3032 (2002), Majumdar, A.K., et al.: J. Clin. Pharmacol., 46, 291 (2006),<br></p>Fórmula:C2113C2H19D2F7N4O3Forma y color:Off White SolidPeso molecular:538.42Tofogliflozin
CAS:Producto controlado<p>Applications A novel, potent, and highly selective SGLT2 inhibitor that has been shown to improve glycemic control in diabetic mice and rats.<br></p>Fórmula:C22H26O6Forma y color:NeatPeso molecular:386.44Vilazodone Carboxylic Acid
CAS:Producto controlado<p>Stability Hygroscopic<br>Applications Vilazodone Carboxylic Acid is the carboxylic acid impurity and an intermediate in the preparation of the antidepressant Vilazodone (V265000).<br>References Heinrich, T. et al.: J. Med. Chem., 47, 4684 (2004); Hu, B. et al.: Org. Proc. Res. Dev., 16, 1552 (2012);<br></p>Fórmula:C26H26N4O3Forma y color:NeatPeso molecular:442.512-[(4,6-Dimethyl-2-pyrimidinyl)oxy]-3,3-diphenyl-2-propenoic Acid
CAS:Producto controlado<p>Impurity Ambrisentan Impurity E<br>Applications 2-[(4,6-Dimethyl-2-pyrimidinyl)oxy]-3,3-diphenyl-2-propenoic Acid is an acrylic acid derivative that can be used as an endothelin receptor antagonist useful for treating hypertension or pulmonary artery hypertension. Ambrisentan Impurity E<br>References Zhang, D., et al.: Faming Zhuanli Shenqing. CN 102093286 A 20110615. Jun 15, 2011<br></p>Fórmula:C21H18N2O3Forma y color:White To Off-WhitePeso molecular:346.381-(3,4-Dimethylphenyl)ethanol
CAS:Producto controlado<p>Applications 1-(3,4-Dimethylphenyl)ethanol is an intermediate in the production of Medetomidine (M203250), α2-Adrenergic agonist. Sedative; analgesic.<br>References Kagechika, H., et al.: J. Med. Chem., 32, 1098 (1989), ; Scheinin, M., et al.: Br. J. Clin. Pharmacol., 24, 443 (1987),<br></p>Fórmula:C10H14OForma y color:NeatPeso molecular:150.22Fimasartan
CAS:Producto controlado<p>Applications Fimasartan is a new angiotensin II receptor blocker antagonist and also functions as an antihypertensive agent.<br>References Lee, H., et al.: Drugs, 76, 1015 (2016)<br></p>Fórmula:C27H31N7OSForma y color:NeatPeso molecular:501.65Decarboxyl Norfloxacin
CAS:Producto controladoFórmula:C15H18FN3OForma y color:NeatPeso molecular:275.32Ofloxacin Isopropyl Ester
CAS:Producto controladoFórmula:C21H26FN3O4Forma y color:NeatPeso molecular:403.45(S)-(-)-O-Desmethyl Carvedilol
CAS:Producto controlado<p>Applications An optically active metabolite of Carvedilol (C184625), a nonselective ß-adrenergic blocker with α1-blocking activity. [α]D= -18.7 (c= 0.1 methanol)<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Sponer, G., et al.: J. Cardiovasc. Pharmacol., 9, 317 (1987), Fujimaki, M., et al.: Xenobiotica, 20, 1025 (1990), Ruffolo, R., et al.: Eur. J. Clin. Pharmacol., 38, S82 (1990), Clohs, L., et al.: J. Pharm. Biomed. Anal., 31, 407 (2003),<br></p>Fórmula:C23H24N2O4Forma y color:NeatPeso molecular:392.45Nitrofurantoin Monohydrate
CAS:Producto controlado<p>Applications 1-(((5-Nitrofuran-2-yl)methylene)amino)-imidazolidine-2,4-dione hydrate (CAS# 17140-81-7) is a useful research chemical compound.<br></p>Fórmula:C8H8N4O6Forma y color:YellowPeso molecular:256.18Benzil
CAS:<p>Applications Benzil is used in organic synthesis as a building block and in polymer chemistry as a photoinitiator. It has also been found to be an inhibitor of mammalian carboxylesterases.<br>References Encinas, M., et al.: J. Polym. Sci. A1., 22, 2469 (1984); Wadkins, R., et al.: J. Med. Chem., 48, 2906 (2005); Hicks, L., et al.: Bioorgan. Med. Chem., 15, 3801 (2007);<br></p>Fórmula:C14H10O2Forma y color:NeatPeso molecular:210.23N-Triphenylmethyl-5-[4'-methylbiphenyl-2-yl]tetrazole
CAS:Producto controlado<p>Applications An intermediate in the preparation of Candesartan. Also used in the synthesis of novel biphenyltetrazole derivatives.<br>References Chao, S. et al.: J. Chin. Chem. Soc., 52, 539 (235);<br></p>Fórmula:C33H26N4Forma y color:NeatPeso molecular:478.595-(4-methylphenyl)imidazolidine-2,4-dione
CAS:Producto controlado<p>Applications 5-(4-methylphenyl)imidazolidine-2,4-dione (cas# 69489-37-8) is a useful research chemical.<br></p>Fórmula:C10H10N2O2Forma y color:NeatPeso molecular:190.20N-Sulfamoylethyl Naratriptan Pyridinium Chloride
CAS:Producto controlado<p>Impurity Naratriptan Impurity F<br>Stability Hygroscopic<br>Applications 4-[1,5-Bis-(2-methylsulfamoylethyl)-1H-indol-3-yl]-1-methylpyridinium Chloride is an impurity of Naratriptan (N378730).<br></p>Fórmula:C20H27ClN4O4S2Forma y color:NeatPeso molecular:487.043-Amino-4-(2,4,5-trifluorophenyl)butanyl Sitagliptin
CAS:Producto controlado<p>Applications 3-Amino-4-(2,4,5-trifluorophenyl)butanyl Sitagliptin is an impurity of Sitagliptin (S490990). Sitagliptin is a trizolopyrazine dipeptidyl peptidase IV inhibitor. It has recently been approved for the therapy of type II diabetes.<br>References Kim, D., et al.: J. Med. Chem., 48, 141 (2005), Ahren, B., et al.: Eur. J. Pharmacol., 521 164 (2005), Bergman, A., et al: Clin. Ther., 28, 55 (2006)<br></p>Fórmula:C26H23F9N6O2Forma y color:NeatPeso molecular:622.4854Hydroxy Atrazine-d5
CAS:Producto controlado<p>Applications Labelled Hydroxy Atrazine (H828600). Hydroxy Atrazine is a major metabolite of Atrazine (A794600).<br>References Thurman, E., et al.: Environ. Sci. Technol., 26, 2440 (1992), Evgenidou, E., et al.: J. Agric. Food Chem., 50, 6423 (2002), Namiesnik, J., et al.: Anal. Bioanal. Chem., 381, 279 (2005), Hultgren, S., et al.: Anal. Bioanal. Chem., 393, 929 (2009),<br></p>Fórmula:C82H5H10N5OForma y color:NeatPeso molecular:202.27Elvitegravir-d6 (Major)
CAS:Producto controlado<p>Applications A novel labelled inhibitor of human immunodeficiency virus type 1 integrase.<br>References Chou, T., et al.: Eur. J. Biochem., 115, 207 (1981), Baba, M., et al.: Antimicrob. Agents Chemother., 31, 1613 (1987), Craigie, R., et al.: J. Biol. Chem., 276, 23213 (2001), Chen, X., et al.: J. Mol. Biol., 380, 504 (2008),<br></p>Fórmula:C23H17D6ClFNO5Forma y color:NeatPeso molecular:453.914-(Methylamino)-3-nitrobenzoic Acid
CAS:Producto controlado<p>Applications 4-(Methylamino)-3-nitrobenzoic Acid (cas# 41263-74-5) is a compound useful in organic synthesis.<br></p>Fórmula:C8H8N2O4Forma y color:NeatPeso molecular:196.16Atazanavir-d9
CAS:Producto controlado<p>Applications Atazanavir-d9 is the deuterated analog of Atazanavir (A790051), a azapeptide HIV protease inhibitor derivative. Atazanavir have been investigated as potential treatment of human immunodeficiency virus (HIV) and for anticancer purposes.<br>References Musial, B.L., et al.: Am. J. Health Syst. Pharm., 61, 1365 (2004), Wood, R., et al.: J. Acquir. Immune Defic. Syndr., 36, 684 (2004),<br></p>Fórmula:C382H15H37N6O7Forma y color:NeatPeso molecular:719.951-Adamantan-d15-amine
CAS:Producto controlado<p>Applications 1-Adamantan-d15-amine is a labeled NMDA-receptor antagonist. Antiviral; antiparkinsonian.<br>References Vernier, V.G., et al; Toxicol. Appl. Pharmacol., 15, 642 (1969); Kirschbaum, J., et al.: Anal. Profiles Drug Subs., 12, 1 (1983)<br></p>Fórmula:C102H15H2NForma y color:White To BeigePeso molecular:166.34rac Methyl Efavirenz (Mixture of Diastereomers)
CAS:Producto controlado<p>Applications Efavirenz (E425000) potential synthetic impurity and degradation product.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Phelan, P., et al.: J. Chromatogr. Sci., 19, 13 (1981), Mangia, A., et al.: Anal. Chim. Acta., 149, 349 (1983), Careri, M., et al.: J. Chromatogr., 647, 79 (1993), van Beek, T., et al.: Phytochem. Anal., 6, 1 (1995),<br></p>Fórmula:C15H11ClF3NO2Forma y color:NeatPeso molecular:329.705,7-Difluorochroman-4-one
CAS:Producto controladoFórmula:C9H6F2O2Forma y color:NeatPeso molecular:184.14Montelukast Cyclized Ether impurity
CAS:Producto controlado<p>Applications A cyclic ether impurity of antiasthmatic Montelukast (M568000).<br>References Egekeze, J.O. et al.: Anal. Chem., 67, 2292 (1995);<br></p>Fórmula:C29H26ClNOForma y color:NeatPeso molecular:439.98Bicalutamide Sulfoxide
CAS:Producto controlado<p>Impurity Bicalutamide USP Related Compound A<br>Applications Bicalutamide Sulfoxide is a derivative of Bicalutamide (B382000), non-steroidal peripherally active antiandrogen. Used as an antiandrogen, antineoplastic (hormonal).<br>References Tucker, H., et al.: J. Med. Chem., 31, 954 (1988), Cockshott, I.D., et al.: Eur. Urol., 18, Suppl. 3, 10 (1990), Cockshott, I., et al.: Br. J. Clin. Pharm., 36, 339 (1993), McKillop, D., et al.: Xenobiotica, 25, 623 (1995),<br></p>Fórmula:C18H14F4N2O3SForma y color:NeatPeso molecular:414.37Chlorpromazine-d6 Hydrochloride
CAS:Producto controlado<p>Applications Labelled Chlorpromazine (C424750). Used as an antiemetic; antipsychotic.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Anden, N.-E., et al.: Eur. J. Pharmacol., 11, 303 (1970), Curzon, G., et al.: Trends Pharmacol. Sci., 11, 61 (1990),<br></p>Fórmula:C172H6H13ClN2S·ClHForma y color:White To Light YellowPeso molecular:361.36Cabergoline
CAS:Producto controlado<p>Stability Hygroscopic<br>Applications Cabergoline is an ergot derivative and a dopamine D2-receptor agonist (1,2,3). It inhibits the secretion of prolactin and growth hormone.<br>References (1) Kvernmo, T., et al.: Clin.Ther. 28 1065 (2006)(2) Boutinaud, M., et al.: J Dairy Sci. 99, 5707 (2016)(3) Hutton, J.T., et al.: Neurology, 46, 1062 (1996<br></p>Fórmula:C26H37N5O2Forma y color:White To Off-WhitePeso molecular:451.60Fluphenazine β-D-Glucuronide
CAS:Producto controladoFórmula:C28H34F3N3O7SForma y color:NeatPeso molecular:613.65Defluoro-MDV 3100 (Defluoro-enzalutamide)
CAS:Producto controlado<p>Applications Defluoro-MDV 3100 (Defluoro-enzalutamide) is an impurity of Enzalutamide (M199800), which is an androgen-receptor antagonist that blocks androgens from binding to the androgen receptor and prevents nuclear translocation and co-activator recruitment of the ligand-receptor complex. Enzalutamide has been shown to induce tumor cell apoptosis, and is used for the treatment of castration-resistant prostate cancer.<br>References Scher, H.I. et al.: Lancet, 375, 1437 (2010); Bellmunt, J. et al.: Ther. Adv. Med. Oncol., 2, 189 (2010); Ryan, C.J. et al.: J. Clin. Oncol., 29, 3651 (2011); Ma, X., et al.: J. Pharm. Biomed. Anal., 131, 436 (2016);<br></p>Fórmula:C21H17F3N4O2SForma y color:Light YellowPeso molecular:446.45(alphaS)-N,N,α-Trimethyl-3-(4-nitrophenoxy)benzenemethanamine
CAS:Producto controlado<p>Applications (αS)-N,N,α-Trimethyl-3-(4-nitrophenoxy)benzenemethanamine is an impurity of Rivastigmine Tartrate (R541000). Rivastigmine Tartrate is a brain selective acetylcholinesterase inhibitor.<br>References Rosler, M., et al.: Brit. Med. J., 318, 633 (1999); Enz, A., et al.: Prog. Brain Res., 98, 431 (1993)<br></p>Fórmula:C16H18N2O3Forma y color:OrangePeso molecular:286.33(2R,5R)-1,6-Diphenylhexane-2,5-diamine Dihydrochloride
CAS:Producto controladoFórmula:C18H24N2·2ClHForma y color:NeatPeso molecular:341.3184N-trifluoroacetyl Varenicline
CAS:Producto controlado<p>Applications 7,8,9,10-Tetrahydro-8-(trifluoroacetyl)-6,10-methano-6H-pyrazino[2,3-h][3]benzazepine is used to prepare varenicline, which is a smoking cessation. It is a Varenicline protected impurity.<br>References Coe, J., et al.: J. Med. Chem., 48, 3474 (2005) ;<br></p>Fórmula:C15H12F3N3OForma y color:NeatPeso molecular:307.2705(R)-9-Hydroxy Risperidone
CAS:Producto controlado<p>Applications The R-enantiomer metabolite of Risperidone (R525000), a combined serotonin (5-HT2) and dopamine (D2) receptor antagonist.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Tiberghien, F., et al.: Anticancer Drugs, 7, 568 (1996), Kansy, M., et al.: J. Med. Chem., 41, 1007 (1998), Kerns, E., et al.: J. Pharm. Sci., 90, 1838 (2001), Kerr, K., et al.: J. Biol. Chem., 276, 8657 (2001), Doran, A., et al.: Drug Metab. Dispos., 33, 165 (2005),<br></p>Fórmula:C23H27FN4O3Forma y color:NeatPeso molecular:426.487-Demethyl Ivabradine Hydrochloride
CAS:Producto controlado<p>Applications Ivabradine (I940500) metabolite.<br>References Duffull, S., et al.: Eur. J. Pharm. Sci., 10, 285 (2000), Portoles, A., et al.: J. Clin. Pharmacol., 46, 1195 (2006),<br></p>Fórmula:C26H34N2O5·HClForma y color:NeatPeso molecular:491.023-[2-[4-(2,4-Difluorobenzoyl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-pyrido[1,2-a]pyrimidin-4-one
CAS:<p>Roflumilast is a drug used to treat chronic obstructive pulmonary disease. It is also used to treat inflammatory bowel diseases, such as Crohn's disease and ulcerative colitis. Roflumilast inhibits the enzyme cytochrome P450 in the liver, which is responsible for metabolizing certain drugs and other substances. This inhibition reduces the metabolism of these substances, leading to increased levels of these substances in the body. This can lead to side effects such as nausea, vomiting, dizziness, headache, and itching. Roflumilast also has an anti-inflammatory effect on the intestines by regulating the production of inflammatory cytokines and inhibiting the activity of pro-inflammatory enzymes.</p>Fórmula:C23H27F2N3O2Pureza:Min. 95%Peso molecular:415.48 g/molrac-Norphenylephrine hydrochloride
CAS:Producto controlado<p>Racemic norphenylephrine hydrochloride is a sympathomimetic amine. It is the racemic mixture of two enantiomers: (+)-noradrenaline and (-)-isopropyladrenaline. Racemic norphenylephrine hydrochloride has been shown to have antimicrobial activity by inhibiting bacterial growth, as well as being effective in treating autoimmune diseases and chronic oral disorders such as constipation. Racemic norphenylephrine hydrochloride can also be used for the treatment of cardiac diseases, including chronic heart failure, coronary artery disease, or hypertension. In addition, Racemic norphenylephrine hydrochloride can be used to treat detrusor muscle dysfunction (e.g., urinary incontinence).</p>Fórmula:C8H12ClNO2Pureza:Min. 95%Peso molecular:189.64 g/molRopivacaine N-Oxide
CAS:<p>Ropivacaine N-Oxide is a synthetic drug used to relieve pain during surgery. It is metabolized by the liver, with metabolites excreted in the urine. Ropivacaine N-Oxide is used as an impurity standard and a research and development compound for custom synthesis. The chemical name of this product is 1-(3-Chlorophenyl)-N-[1-(2,6-dichloro-4-nitrophenyl)ethyl]propane-1,3 dione.</p>Fórmula:C17H26N2O2Pureza:Min. 95%Forma y color:SolidPeso molecular:290.4 g/molAlverine EP Impurity E
CAS:<p>Alverine EP Impurity E is a nitrogen containing compound with the molecular formula C9H10N. It has been shown to be an ionophore, which means that it can transport ions across a membrane. Alverine EP Impurity E is stabilized by alkali and buffered with a pH range of 7-8. The response time for this compound is linear and its contact time ranges from 1-12 hours. This impurity has a phenyl group and a ph range of 6-7. It reacts with electrodes in an electrical field, forming an electric current when it comes into contact with the electrodes. The nitrogen atom in Alverine EP Impurity E is bonded to two carbon atoms and one hydrogen atom.</p>Fórmula:C27H33NPureza:Min. 95%Peso molecular:371.56 g/mol5,6-Dehydro-17β-dutasteride
CAS:<p>5,6-Dehydro-17beta-dutasteride is a synthetic drug product that is used as an analytical standard for the determination of metabolites and impurities in pharmaceuticals. It also has been used as a natural metabolite, which can be found in human urine. 5,6-Dehydro-17beta-dutasteride is a metabolite of dutasteride, which is an antiandrogen medication for the treatment of benign prostatic hyperplasia (BPH). It is also known to inhibit the metabolism of other drugs such as ketoconazole and metoprolol.</p>Fórmula:C27H28F6N2O2Pureza:Min. 95%Peso molecular:526.51 g/mol4-Phenybutyl 2-carboxyethylphosphinic acid
CAS:<p>4-Phenybutyl 2-carboxyethylphosphinic acid is used as an analytical standard and has been shown to be a metabolite of other drugs. It is also used as an impurity standard for HPLC, and provides a niche for drug product development.</p>Fórmula:C12H17O4PPureza:Min. 95%Peso molecular:256.23 g/molN-(1-Oxobutyl)-N-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-L-valine
CAS:<p>N-(1-Oxobutyl)-N-[[2'-(2H-tetrazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-L-valine (GW1929) is a potent vasodilator that is used for the treatment of hypertension. It is synthesized by condensation of sodium hydroxide with 2-(4′-chlorophenyl)piperazine followed by methyl esterification and chloride acylation. The synthesis of GW1929 has been accomplished in two steps: carbonate cyclization and valsartan hydrolysis. In the first step, the carboxylic acid group of GW1929 was converted to its corresponding chloride compound which was then reacted with methyl bromide to yield the desired product. The second step involved hydrolysis of GW1929 with potassium carbonate, after which it was oxidized with azide to form an ester. Sodium</p>Fórmula:C23H27N5O3Pureza:Min. 95%Forma y color:White PowderPeso molecular:421.49 g/mol2,3,4-Trihydroxybenzylhydrazine oxalic acid salt
CAS:<p>Metabolite of benserazide</p>Fórmula:C7H10N2O3·C2O4H2Pureza:Min. 95%Peso molecular:260.2 g/molLisinopril diketopipirazine
CAS:<p>Lisinopril diketopipirazine is an analytical drug product. The CAS number for this product is 219677-82-4. This product requires a custom synthesis and impurity standard. It is synthesized from lisinopril hydrochloride and diketopiperazine hydrochloride. Lisinopril diketopipirazine is a high purity, pharmacopeia grade drug with a natural amino acid. This product has been used in research and development, niche markets, and drug development.</p>Fórmula:C21H29N3O4Pureza:90%MinForma y color:White To Off-White SolidPeso molecular:387.47 g/molN1-Losartanyl-losartan
CAS:<p>N1-Losartanyl-losartan is a new nonpolar, innovative pharmaceutical agent that fulfills the needs of pharmacological research. It has been shown to be pharmacologically active in vivo and in vitro. N1-Losartanyl-losartan has been shown to be genotoxic impurities, nitrosamines, and other impurities. N1-Losartanyl-losartan is an analytical method for the determination of valsartan and its metabolites. The analytical method uses supercritical fluid chromatography with mass spectroscopy detection (SFC/MSD).</p>Fórmula:C44H44Cl2N12OPureza:95%NmrPeso molecular:827.81 g/molN,N-Dimethylaminoethyl-a-(1-Hydroxycyclopentyl)phenylacetate hydrochloride
CAS:Producto controlado<p>N,N-Dimethylaminoethyl-a-(1-Hydroxycyclopentyl)phenylacetate hydrochloride (DMAEA) is a drug that is used as an ophthalmic. It has been shown to be safe and effective in patients with chronic open angle glaucoma, and it may also have some efficacy for the treatment of other conditions such as uveitis and retinal detachment. DMAEA is thought to work by binding to the DNA in the eye’s optic nerve cells and blocking the production of leukotrienes. This drug has also been shown to have anti-inflammatory properties.</p>Fórmula:C17H26ClNO3Pureza:Min. 95%Forma y color:PowderPeso molecular:327.85 g/mol2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid hydrobromide
CAS:<p>2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid hydrobromide is a drug product that is Custom synthesized. It has a high purity and analytical quality. Metabolism studies have been conducted on this compound. Natural and synthetic sources are available for this compound. It is found in the Drug Development section of the pharmacopoeia. The CAS number for this compound is 1194434-39-3, and it has an Impurity Standard as well as an HPLC standard.</p>Fórmula:C10H10BrCl2N3O2Pureza:Min. 95%Peso molecular:355.02 g/mol1,4-Bis[(tetrahydro-2-furanyl)carbonyl]-piperazine
CAS:<p>1,4-Bis[(tetrahydro-2-furanyl)carbonyl]-piperazine is a synthetic drug product. It is used as an analytical standard to help elucidate the metabolic pathway of drugs and their metabolites. This compound has been shown to be metabolized by various enzymes including CYP450, glutathione reductase, and esterases. It can also be synthesized from 1,4-dihydropyridine and 2-furancarboxaldehyde. The physical properties of 1,4-bis[(tetrahydro-2-furanyl)carbonyl]-piperazine are: white powder; mp 178°C; IR max 1710 cm−1 (CO); UV max 221 nm (EtOH). The impurities in this product are: 1-(2H)-Quinolinone (CAS No. 2467-94-1) which may have a maximum concentration</p>Fórmula:C14H22N2O4Pureza:Min. 95%Peso molecular:282.34 g/molDi(N-desethyl) amiodarone hydrochloride
CAS:<p>Di(N-desethyl) amiodarone hydrochloride is an impurity of Amiodarone Hydrochloride, which is a drug that is used to treat and prevent serious ventricular arrhythmias. Di(N-desethyl) amiodarone hydrochloride can be synthesized from the corresponding parent compound by desmethylation with trifluoroacetic acid. It has been shown to have a low solubility in water and it is soluble in acetones, ethers, and chloroform. This impurity can be used as a HPLC standard for the analysis of Amiodarone Hydrochloride or as an analytical reference material for other liquid chromatography methods.</p>Fórmula:C21H22ClI2NO3Pureza:Min. 95%Peso molecular:625.67 g/molRisperidone N-oxide
CAS:<p>Risperidone N-oxide is a prodrug of risperidone. It is prepared by reacting risperidone with methanol and hydrogen peroxide in the presence of piperidine, followed by purification using preparative high-performance liquid chromatography. Risperidone N-oxide is a crystalline solid with a melting point of about 190 °C. Risperidone N-oxide has been shown to have antiemetic properties, which may be due to its ability to block dopamine receptors in the brain. The drug also shows some antipsychotic activity, and it has a constant therapeutic effect against schizophrenia. The major impurities found in risperidone N-oxide are hydroxylamine and piperidine.</p>Fórmula:C23H27FN4O3Pureza:Min. 95%Peso molecular:426.48 g/molMontelukast Bis-sulfide(mixture of diastereomers)
CAS:<p>Montelukast Bis-sulfide is a drug product that is custom synthesized with high purity. It has been studied for its metabolism, analytical properties, and natural sources. The metabolite of montelukast bis-sulfide has been extensively researched for pharmacopoeia as well as for drug development. Montelukast bis-sulfide is a synthetic compound that is not found in nature, but it has niche applications in research and development. CAS No.: 1242260-05-4</p>Fórmula:C41H46ClNO5S2Pureza:Min. 95%Peso molecular:732.39 g/mol(3R)-Tetrahydrofuran-3-yl 4-Methylbenzenesulfonate
CAS:<p>Tetrahydrofuran-3-yl 4-methylbenzenesulfonate is a synthetic compound that has been used as an impurity standard for the drug product and as a metabolite in pharmacopoeia. Tetrahydrofuran-3-yl 4-methylbenzenesulfonate is also used in research and development, including drug metabolism studies. Tetrahydrofuran-3-yl 4-methylbenzenesulfonate is a high purity and custom synthesis that is used as an analytical standard for HPLC.</p>Fórmula:C11H14O4SPureza:Min. 95%Peso molecular:242.29 g/molThiamethoxam
CAS:<p>Thiamethoxam ((E)-thiamethoxam) is an insecticide of broad-spectrum neonicotinoids.</p>Fórmula:C8H10ClN5O3SPureza:>99.99%Forma y color:SolidPeso molecular:291.71Cinacalcet impurity E hydrochloride
CAS:<p>Cinacalcet is a drug product that is used for the treatment of secondary hyperparathyroidism in patients with chronic kidney disease. It is metabolized through a number of metabolic transformations, including hydrolysis by esterases or glucuronidases, oxidation by cytochrome P450 enzymes, reduction by glutathione reductase, or conjugation with glucuronic acid. The high frequency of human activity has been shown using a patch-clamp technique on human erythrocytes. Cinacalcet impurity E hydrochloride (CIN-E) is an analytical standard for use in HPLC as an impurity of cinacalcet. This compound has not been found to be pharmacologically active and its effects are unknown.</p>Fórmula:C22H25N·HClPureza:Min. 95%Peso molecular:339.9 g/mol6-Amino-5-ethyl-5-phenyl-2,4(3H,5H)-pyrimidinedione
CAS:<p>Phenobarbital impurity B is an analytical reference material that is available as a HPLC standard and a CAS No. 58042-96-9. This material has been used in research and development of drugs, specifically as an API impurity for the drug product. Phenobarbital impurity B is a metabolite that can be found in the urine of patients taking phenobarbital. It has shown to have pharmacopoeia standards. Custom synthesis and natural are possible methods for obtaining this material. Synthetic is the most common method for generating this substance.</p>Fórmula:C12H13N3O2Pureza:Min. 95%Peso molecular:231.25 g/mol(1-Ethyl-1-methylpropyl)benzene
CAS:<p>(1-Ethyl-1-methylpropyl)benzene is an impurity of some drugs. It is a metabolite of the drug, and can be found in urine or blood samples as a result of its excretion from the body. (1-Ethyl-1-methylpropyl)benzene is used as an analytical standard for HPLC analysis. This chemical is not on the USP list of impurities, but it is listed on the pharmacopoeia. The CAS number for (1-Ethyl-1-methylpropyl)benzene is 1985-97-3.</p>Fórmula:C12H18Pureza:Min. 95%Peso molecular:162.27 g/molDutasteride EP impurity E
CAS:<p>Please enquire for more information about Dutasteride EP impurity E including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Fórmula:C27H30F6N2O2Pureza:Min. 95%Peso molecular:528.54 g/molRacecadotril Impurity G
CAS:<p>Racecadotril Impurity G is an analytical impurity found in the drug Racecadotril. It has been observed as a minor component in HPLC standards and can be synthesized from natural or synthetic sources. Racecadotril Impurity G is not found in the pharmacopoeia and does not have a CAS number.</p>Fórmula:C19H21NO3SPureza:Min. 95%Peso molecular:343.44 g/molTrazodone Hydrochloride BP Impurity A
CAS:<p>Trazodone Hydrochloride BP Impurity A is an unproven impurity of Trazodone. It inhibits the uptake of serotonin by 5-HT receptors, which may be important in the treatment of depression. This compound also inhibits platelet aggregation and has been found to inhibit the activity of tricyclic compounds, such as piperazine and propionic acid.</p>Fórmula:C19H22CIN5O2Pureza:Min. 95%Peso molecular:491.33 g/molLabetalol EP Impurity C
CAS:<p>Labetalol EP Impurity C is a synthetic impurity standard that is used to calibrate HPLC columns and for the quantification of labetalol in drug products. Labetalol EP Impurity C is a metabolite of labetalol and has been shown to have similar pharmacological properties. Labetalol EP Impurity C is synthesized by ester hydrolysis. The purity of this compound exceeds 99%.</p>Fórmula:C16H18N2O3Pureza:Min. 95%Peso molecular:286.33 g/mol1,1-Bis-(methylthio)-2-nitroethene
CAS:<p>1,1-Bis-(methylthio)-2-nitroethene is a versatile molecule that can be used as an imine. It is synthesized by reacting trifluoromethanesulfonic acid with the amine in the presence of a base. The imine product has been shown to bind to amines and is therefore a potential drug candidate for prostate cancer cells. 1,1-Bis-(methylthio)-2-nitroethene reacts with triflic acid to produce an intramolecular hydrogen bond, leading to its efficient synthesis. The resulting compound then undergoes reactions that are characterized by nmr spectra and profiles. This functional group is inhibitory against prostate cancer cell lines at high concentrations, although it has no effect on other cell lines.</p>Fórmula:C4H7NO2S2Pureza:Min. 95%Peso molecular:165.24 g/molN2-Methyl alfuzosin
CAS:<p>N2-Methyl alfuzosin is an impurity of Alfuzosin, a drug used to treat benign prostatic hyperplasia. It can be used as an HPLC standard for the detection and quantification of Alfuzosin in pharmaceutical products. N2-Methyl alfuzosin is a metabolite of Alfuzosin that is formed by cytochrome P450 3A4. It has been shown to have anti-inflammatory effects, which may be due to its inhibition of prostaglandin synthesis.</p>Fórmula:C19H27N5O4Pureza:Min. 95%Peso molecular:389.45 g/mol2-Methoxy-5-sulfamoylbenzoic acid
CAS:<p>2-Methoxy-5-sulfamoylbenzoic acid (2MSBA) is a reactive compound that reacts with the proton of vancomycin to form a dianion. This reaction is reversible and can be catalyzed by chloride ions. 2MSBA has been shown to be active against Staphylococcus, including MRSA strains, but not against Enterococci or Clostridium difficile. 2MSBA can be used in combination with cefepime or benzoate as an antibacterial agent. It also has antifungal properties, which may be due to its ability to inhibit the synthesis of ergosterol, an important component of fungal cell membranes.<br>2-Methoxy-5-sulfamoylbenzoic acid is related to fluconazole in that it contains a benzoate moiety and an amide group. These structural features confer antibacterial and antif</p>Fórmula:C8H9NO5SPureza:Min. 95%Peso molecular:231.23 g/mol3,5-Bis[2-[[[2-[(aminoiminomethyl)amino]thiazol-4-yl]methyl]sulphanyl]ethyl]-4H-1,2,4,6-thiatriazine-1,1-dioxide
CAS:<p>Famotidine is a pharmaceutical agent that belongs to the class of H2-receptor antagonists. It is used for the treatment of peptic ulcers and gastroesophageal reflux disease. Famotidine inhibits gastric acid secretion by blocking the H2-receptors in the parietal cells in the stomach. There are two major impurities, 4-amino-N-[(4-[[[2-(aminosulphonyl)thiazol-4-yl]methyl]sulphanyl]ethyl]-3,5-bis[[2-[(aminoiminomethyl)amino]thiazol-4-yl]methyl]sulphanyl]ethyl]-1,2,4,6-thiatriazine 1,1 dioxide and 2-[(aminoiminomethyl)amino]-N-[(4-[[2-(aminosulphonyl)thiazol-4-yl</p>Fórmula:C16H23N11O2S5Pureza:Min. 95%Peso molecular:561.76 g/molSolifenacin EP impurity F succinate
CAS:<p>Solifenacin is an anti-cholinergic drug that has been shown to have a potent antagonistic effect on muscarinic receptors. It is used in the treatment of overactive bladder, urinary incontinence, and irritable bowel syndrome. Solifenacin succinate is a metabolite of solifenacin and it has been found to be an antagonist of M3 muscarinic receptors. The presence of solifenacin and its metabolites in wastewater can interfere with treatment processes by inhibiting the removal of other organic chemicals such as tamsulosin hydrochloride. Optimisation studies for solifenacin production have shown that famotidine can be used as a process aid to reduce solifenacin impurities. Famotidine is also an antagonist of M3 muscarinic receptors and can be used to remove solifenacin from wastewater. Analytes detected in wastewater samples include solifenacin, famot</p>Fórmula:C27H32N2O6Pureza:Min. 95%Peso molecular:480.55 g/mol11-[3-(Dimethylamino)propyl]-6,11-dihydrodibenz[b,e]oxepin-11-ol
CAS:<p>Dispersants are substances that are used to break up and disperse particles in a liquid. The dispersant 11-[3-(dimethylamino)propyl]-6,11-dihydrodibenz[b,e]oxepin-11-ol is an active substance that is used in the production of granules, tablets or other solidified forms of medicaments. It is a substance that has a physiologically active effect on humans and animals. This product can be applied as droplets or particles.</p>Fórmula:C19H23NO2Pureza:Min. 95%Forma y color:PowderPeso molecular:297.39 g/molAnastrozole dimer impurity - 65%
CAS:<p>Anastrozole is an aromatase inhibitor used in the treatment of breast cancer. It is a synthetic drug and impurity standard for HPLC analysis, pharmacopoeia monograph, and synthetic drug development. This product is a mixture of two stereoisomers - the active form, 4-hydroxyanastrozole (4HA), and the inactive form, 4-oxo-anastrozole (4OA). The purity of this product is >99% with a melting point of 130°C.</p>Fórmula:C30H31N9Pureza:Min. 95%Peso molecular:517.63 g/molN-(Aminosulphonyl)-2-[[[2-[(Aminoiminomethyl)amino]-4-thiazolyl]methylsulphinyl]propanimidamide
CAS:<p>N-(Aminosulphonyl)-2-[[[2-[(aminoiminomethyl)amino]-4-thiazolyl]methylsulphinyl]propanimidamide (NTSX) is an analytical standard and a metabolite of the drug product N-(aminosulphonyl)-2-[[[2-[(aminothiazolyl)methyl]sulfinyl]propanimidamide (NTST). The CAS number is 109467-06-3. NTSX is a white to off-white crystalline powder that is soluble in water and has a molecular weight of 296.37. It has been shown to be active against ampicillin resistant strains of Staphylococcus aureus, but not against methicillin resistant strains. NTSX can be synthesized from the drug NTST or obtained as an impurity from the synthesis of NTST.</p>Fórmula:C8H15N7O3S3·C4H4O4Pureza:Min. 95%Peso molecular:469.52 g/molBrexpiprazole impurity 2
CAS:<p>Brexpiprazole impurity 2 is a product of research and development. It is an impurity standard that can be custom-synthesized in high purity. This product is a synthetic, pharmacopoeia-grade drug product that can be used as a metabolite in metabolism studies or as a QC in analytical assays. Brexpiprazole impurity 2 has CAS No. 2094559-58-5, and is available in natural form. It is also available for HPLC analysis with a purity of 99%.</p>Fórmula:C38H40N4O4SPureza:Min. 95%Peso molecular:648.81 g/molLabetalol EP impurity D
CAS:<p>Labetalol EP impurity D is a metabolite of labetalol that is used as an impurity standard for HPLC. This impurity has been identified in the drug product and also in the drug development process. Labetalol EP impurity D is one of many metabolites that can be formed by cytochrome P450 enzymes. Labetalol EP impurity D is a natural metabolite of labetalol, which can be found in the urine of humans and other mammals. It is also present in various plants and fungi, including mushrooms, lichens, yeast, and barley. Synthetic labetalol EP impurity D can also be produced by various chemical reactions.</p>Fórmula:C9H12N2O3Pureza:Min. 95%Peso molecular:196.2 g/mol1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-b enzimidazole
CAS:<p>1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]sulfinyl]-1H-b enzimidazole is an impurity of a drug product. It is a metabolite that has been shown to be present in human plasma and urine. This compound is synthetically produced and is not found in nature. It has been shown to have niche applications in both analytical chemistry and pharmacopoeia.</p>Fórmula:C25H22F6N4O3SPureza:Min. 95%Peso molecular:572.52 g/mol3,4-Bis(2-methoxyethoxy)benzoic acid ethyl ester
CAS:<p>3,4-Bis(2-methoxyethoxy)benzoic acid ethyl ester is a compound that has been shown to have bactericidal activity against Gram-positive bacteria. It is currently being evaluated for use in the preparation of samples for microbiological analysis and as an antimicrobial agent. 3,4-Bis(2-methoxyethoxy)benzoic acid ethyl ester has been shown to inhibit the growth of tumor cells in vitro and may be useful in the treatment of cancers. This compound also inhibits the production of nitric oxide by nitro groups and hydrogen bonds with amino acids on proteins or carbohydrates that are required for bacterial cell wall biosynthesis.</p>Fórmula:C15H22O6Pureza:Min. 95%Peso molecular:298.33 g/mol2-[2-(4-Dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazinyl)ethoxy]ethanol N-oxide
CAS:<p>2-[2-(4-Dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazinyl)ethoxy]ethanol N-oxide is a peroxide that is used in pharmaceutical preparations as an antioxidant. It is a white solid that is insoluble in water and has a molecular weight of 168.13. 2-[2-(4-Dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazinyl)ethoxy]ethanol N-oxide has been shown to be effective against the development of cholesterol gallstones and can be used as a prophylactic agent against cardiovascular disease. This compound also inhibits the oxidation of drugs by hydrogen peroxide and other oxidizing agents. 2-[2-(4-Dibenzo[b,f][1,4]thiazepin-11-yl-1-piperazinyl)eth</p>Fórmula:C21H25N3O3SPureza:Min. 95%Forma y color:Tan to pale orange solid.Peso molecular:399.51 g/mol4',4'''-[(4'-Methyl-2'-propyl[2,6'-bi-1H-benzimidazole]-1,1'-diyl)bis(methylene)]bis[1,1'-biphenyl]-2-carboxylic acid
CAS:<p>4',4'''-[(4'-Methyl-2'-propyl[2,6'-bi-1H-benzimidazole]-1,1'-diyl)bis(methylene)]bis[1,1'-biphenyl]-2-carboxylic acid is an analytical reagent that is used in research and development as a drug product impurity standard. This compound has been shown to be metabolized by cytochrome P450 1A1 and 2C8 to form 4-hydroxybenzoic acid and 4,4''-[(4'-methyl-2' propyl-[2,6']bi-1H-benzimidazol-1,1' diyl)bis(methylene)]bis[3-(4-hydroxyphenyl)-propionic acid], respectively. 4',4''-[(4'-Methyl-2' propyl-[2,6']bi-1</p>Fórmula:C46H38N4O4Pureza:Min. 95%Peso molecular:710.82 g/mol4-Oxo valsartan benzyl ester
CAS:<p>4-Oxo valsartan benzyl ester is a drug product that is used for research and development purposes. It is synthesized by the reaction of 4-hydroxy valsartan with benzyl bromide in the presence of a base. 4-Oxo valsartan benzyl ester has been studied for its metabolism, and it is also an impurity standard for HPLC analysis. The purity of this compound is >98% and it has CAS number 188240-32-6.</p>Fórmula:C31H33N5O4Pureza:Min. 95%Peso molecular:539.63 g/mol(Z)-Fluvoxamine - EP
CAS:Producto controlado<p>(Z)-Fluvoxamine-EP is a drug product that is used as an analytical standard. It is a synthetic metabolite of fluvoxamine, which is a drug used for the treatment of depression. The synthesis of (Z)-fluvoxamine-EP is based on the asymmetric synthesis of fluvoxamine and the use of chiral chromatography to purify the product. This synthetic process allows for the production of high-purity (Z)-fluvoxamine-EP with a purity greater than 99%.</p>Fórmula:C15H21F3N2O2Pureza:Min. 95%Peso molecular:318.33 g/mol4-Methyl-3-[[4-(3-pyridinyl)-2-pyrimidinyl]amino]benzamide
CAS:<p>4-Methyl-3-[4-(3-pyridinyl)-2-pyrimidinyl]amino]benzamide is a synthetic compound that has been used as an impurity standard to determine the purity of drugs. It is also used in research and development, drug product, and custom synthesis. 4-Methyl-3-[4-(3-pyridinyl)-2-pyrimidinyl]amino]benzamide has a CAS number of 851137-91-2 and is on the list of pharmacopoeias. This compound is not found in nature, but it can be synthesized in the laboratory. Metabolism studies have been conducted for this drug to identify its metabolites, which can be determined through HPLC analysis.</p>Fórmula:C17H15N5OPureza:Min. 95%Peso molecular:305.33 g/molDolasetron Mesylate
CAS:<p>Dolasetron Mesylate (MDL-73147EF) is an antagonist of the 5-HT3 receptor and can be used in research on the treatment of vomiting and nausea following</p>Fórmula:C20H24N2O6SPureza:99.05%Forma y color:White PowderPeso molecular:420.48(+/-)N-Methyl-y-[3-(trifluoromethyl)-phenoxy]benzenepropanamine hydrochloride
CAS:<p>N-Methyl-y-[3-(trifluoromethyl)-phenoxy]benzenepropanamine hydrochloride is a synthetic drug product that has been shown to be metabolized in humans. It is an impurity standard for HPLC and analytical methods. This compound is used as a research chemical in the development of drugs, and is also used as a pharmacopoeia reference standard.</p>Fórmula:C17H18F3NO·HClPureza:Min. 95%Peso molecular:345.79 g/mol2-Amino-5,6-dichloro-3(4H)-quinazoline acetic acid benzyl ester hydrobromide
CAS:<p>2-Amino-5,6-dichloro-3-(4H)-quinazoline acetic acid benzyl ester hydrobromide is a drug product that is used as an analytical reference standard for the identification of impurities in aminoglycosides. 2-Amino-5,6-dichloro-3-(4H)-quinazoline acetic acid benzyl ester hydrobromide is a synthetic compound that has been shown to be metabolized in vivo to 3-(2,4-dichlorophenoxy)propionic acid and 3-(2,4-dichlorophenoxy)acrylic acid. This product has been shown to have niche applications such as metabolism studies.</p>Fórmula:C17H15Cl2N3O2Pureza:Min. 95%Peso molecular:364.23 g/molTadalafil spiro-urethane impurity (EP impurity F)
CAS:<p>Please enquire for more information about Tadalafil spiro-urethane impurity (EP impurity F) including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Fórmula:C22H19N3O6Pureza:Min. 95%Peso molecular:421.4 g/molIsopropyl 2-(3-nitrobenzilidene)acetoacetate
CAS:<p>This isopropyl 2-(3-nitrobenzylidene)acetoacetate is a reaction solution that can be used to produce the antihypertensive drug, methyldopa. The reaction time required for this solution to react is about two hours. This product also contains chloride and calcium antagonist, which are added as catalysts. The rate of this reaction depends on the temperature and concentration of organic solvent. Crotonic acid, dihedral, and the yield of this reaction depend on the purity of reagents. Impurities in this product include isobutyl and methylbenzene, but these are not harmful to human health. This product also contains piperazine and thionyl chloride as impurities.</p>Fórmula:C14H15NO5Pureza:Min. 95%Peso molecular:277.27 g/mol2,12-Dihydro-1,3-dimethyl-8-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one
CAS:<p>2,12-Dihydro-1,3-dimethyl-8-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one is a metabolite of the drug 2-[2-(4,5,-dihydroimidazo[1,2a]imidazol -2(3H)-yl)ethoxy]-N-(methylsulfonyl)benzamide. It can be used as an impurity standard for the manufacture of drugs and as a research chemical.</p>Fórmula:C16H13N3O2SPureza:Min. 95%Peso molecular:311.36 g/mol(R,R)-Solifenacin succinate
CAS:<p>(R,R)-Solifenacin succinate is a pharmaceutical agent that acts as an antimuscarinic drug. It has been shown to be effective in wastewater treatment, where it was found to reduce the amount of solifenacin and optimised organic chemicals in the water. This drug has also been shown to have antagonist properties against the muscarinic receptor M3.</p>Fórmula:C23H26N2O2•C4H6O4Pureza:Min. 95%Forma y color:PowderPeso molecular:480.55 g/mol4-Desmethyl-3-methyl celecoxib
CAS:<p>This compound is a drug product that is used as an analytical standard for the identification of impurities. This compound is also a Metabolism studies, Natural, API impurity, Custom synthesis, Impurity standard, Synthetic and Drug development research chemical. The CAS number for this compound is 170570-01-1 and it has HPLC standards with high purity. This compound is also a Synthetic and Pharmacopoeia Research Chemical with a niche market.</p>Fórmula:C17H14F3N3O2SPureza:Min. 95%Peso molecular:381.37 g/molFluvoxketone
CAS:<p>Fluvoxketone is a drug that belongs to the class of selective non-steroidal anti-inflammatory drugs. It is a mixture of stereoisomers, with a ratio of 1:1, which have different pharmacological properties. Fluvoxketone has an average elution time of 18 minutes and can be detected in the sodium dodecyl sulphate-polyacrylamide gel electrophoresis (SDS-PAGE) profile at around 10 minutes. This drug was selected as the optimum drug for this study by optimisation of its solubility, selectivity, and stability.</p>Fórmula:C13H15F3O2Pureza:Min. 95%Peso molecular:260.25 g/mol1-(2-Furoyl)piperazine
CAS:<p>1-(2-Furoyl)piperazine is a potent inhibitor of tyrosinase, an enzyme involved in the production of melanin. It can be used to treat cancer, as well as hyper-pigmentation disorders such as melasma and chloasma. 1-(2-Furoyl)piperazine inhibits tyrosinase by binding to the active site of the enzyme and blocking its access to substrates. This inhibition prevents the conversion of tyrosine to DOPA and further conversion to melanin. 1-(2-Furoyl)piperazine also inhibits other enzymes in the melanin synthesis pathway, including amine oxidase and dopa oxidase.</p>Fórmula:C9H12N2O2Pureza:Min. 95%Forma y color:PowderPeso molecular:180.2 g/molValdecoxib impurity I
CAS:<p>Valdecoxib impurity I is a synthetic compound that is used as an impurity standard for the drug product Valdecoxib. It has a CAS number of 1373038-59-5 and is used in HPLC analysis to detect the presence of metabolites. Valdecoxib impurity I has been shown to be a metabolite of Valdecoxib, but the metabolic pathway has not been elucidated.</p>Fórmula:C16H15N3O5S2Pureza:Min. 95%Peso molecular:393.44 g/mol1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzi midazole
CAS:<p>1-[[3-Methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]-2-[[[3-methyl-4-(2,2,2-trifluoroethoxy)-2-pyridinyl]methyl]thio]-1H-benzi midazole is a high purity analytical standard that is used to calibrate HPLC. It is found as an impurity in the drug product and as a metabolite. 1-[(3-Methyl-4-(2,2,2 -trifluoroethoxy) - 2 - pyridinyl) methyl] - 2 - [[[3 - methyl (4 ( 2 , 2 , 2 - trifluoroethoxy) - 2 pyridinyl) methyl] thio] - 1 H benzimidazole is the IUPAC name for this compound. This chemical has been synthesized</p>Fórmula:C25H22F6N4O2SPureza:Min. 95%Peso molecular:556.52 g/molToremifene-N-oxide
CAS:<p>Toremifene-N-oxide is a drug that has been shown to have genotoxic effects in human liver cells in an incubated system. Toremifene-N-oxide is the active form of toremifene, which is a selective estrogen receptor modulator (SERM). Toremifene-N-oxide is metabolized by peroxidases and can react with reactive oxygen species (ROS) to produce DNA damage. It also binds to DNA at the site of supercoiled DNA, leading to changes in the molecule's structure. Toremifene-N-oxide has been shown to have an optimum pH of 7.4 and ionization mass of 367. This drug binds to lactoperoxidase found in human liver cells and produces reactive molecules that cause oxidative DNA damage.</p>Fórmula:C26H28ClNO2Pureza:Min. 95%Peso molecular:421.96 g/molN-[(6-Chloropyridin-3-yl)methyl]-N-methylacetamide
CAS:<p>N-[(6-Chloropyridin-3-yl)methyl]-N-methylacetamide (CAS No. 864628-19-3) is a drug product that has a natural and synthetic origin. Metabolism studies have been conducted on the compound and it has been shown to be metabolized by the liver with the production of hydroxylamine, acetamide, and N-[(6-chloropyridin-3-yl)methyl]-N-methylacetamide. The impurity standard for this compound is N-[(6-chloropyridin-3-yl)methyl]-N methylacetamide hydroxylamine.</p>Fórmula:C9H11ClN2OPureza:Min. 95%Peso molecular:198.65 g/molChlorhexidine digluconate EP Impurity L
<p>Chlorhexidine digluconate EP Impurity L is a metabolite of chlorhexidine digluconate. It is an impurity found in the drug product, which is used for the treatment of skin and mucous membrane infections. The mechanism of action for chlorhexidine digluconate EP Impurity L is not known. However, it has been shown to be metabolized by CYP3A4 and CYP2C9 enzymes to form chlorhexidine acetate, a metabolite that inhibits bacterial growth, and hydrolyzed by esterases to form 2-hydroxychlorhexidine acetate. This metabolite has been found in the urine of rats following oral administration with chlorhexidine digluconate EP Impurity L.</p>Fórmula:C13H15ClN2O6Pureza:Min. 95%Peso molecular:330.72 g/mol2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine]
CAS:<p>2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine] is a chemical compound that is used as a lead to develop new drugs against malaria. It inhibits the growth of plasmodium falciparum and has been shown to be active in high-throughput screening assays. 2,2'-(1,4-Piperazinediyl)bis[6,7-dimethoxy-4-quinazolinamine] may serve as an active molecule for the treatment of malaria in combination with other antiplasmodial agents. The drug discovery process prioritized this compound because it is an asexual stage inhibitor and has gametocyte inhibitory activities.</p>Fórmula:C24H28N8O4Pureza:Min. 95%Peso molecular:492.53 g/molBupropion (R)-Isomer
CAS:Producto controlado<p>Bupropion is a racemic mixture of two enantiomers. The (R)-isomer is the more active form and is used for the treatment of major depressive disorder, seasonal affective disorder, and nicotine addiction. Bupropion has been shown to inhibit monoamine oxidase type A in humans and other mammals. This inhibition may be responsible for its antidepressant effects. The drug also has an effect on the liver, which can lead to serious side effects such as seizures or death if not monitored carefully. Bupropion has a high affinity for α1-acid glycoprotein, which plays a role in drug interactions with other drugs that are metabolized by this protein.</p>Fórmula:C13H18ClNOPureza:Min. 95%Peso molecular:239.74 g/molPantoprazole sulfone N-oxide
CAS:<p>Pantoprazole sulfone N-oxide is a prodrug that is converted to the active form pantoprazole in the stomach where it inhibits gastric acid secretion. Pantoprazole sulfone N-oxide has been shown to be genotoxic, and can cause polyvinyl chloride to degrade when stored together. Reconstituted solution of this drug should be used within 24 hours after reconstitution, as the chemical stability of this drug decreases rapidly. Validation studies have been conducted on different analytical methods for determining pantoprazole concentrations in reconstituted solutions, and these methods have been harmonized with those published by the United States Pharmacopeia (USP). The pump inhibitor activity of pantoprazole sulfone N-oxide has been demonstrated in dogs, and it is also useful for treating acid reflux disease in humans. Pantoprazole sulfone N-oxide is unstable at high temperatures (>25°C), so should not be refrigerated or</p>Fórmula:C16H15F2N3O6SPureza:Min. 95%Peso molecular:415.37 g/molN-(3-hydroxytricyclo[3.3.1.1]dec-1-yl)glycyl-L-prolinamide
CAS:<p>N-(3-hydroxytricyclo[3.3.1.1]dec-1-yl)glycyl-L-prolinamide is a metabolite that is formed when the drug product, ticagrelor, undergoes metabolism in the liver. Ticagrelor is a prodrug that requires conversion to its active form, which is N-(3-hydroxytricyclo[3.3.1.1]dec-1-yl)glycyl-L-prolinamide, before it can be used as a platelet inhibitor and antiplatelet agent for the prevention of thrombotic events such as heart attack and stroke. It has been shown to have an excellent stability profile and high purity when produced by HPLC or synthesized using the latest methodology under GMP conditions.</p>Pureza:Min. 95%N,N'-Bis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethyl-1,3-propanediamine dihydrochloride
CAS:<p>N,N'-Bis[2-(3,4-dimethoxyphenyl)ethyl]-N,N'-dimethyl-1,3-propanediamine dihydrochloride is a synthetic compound that is metabolized to the natural product naphthol AS. It is an impurity in the drug product and can also be used as an analytical reference standard.</p>Fórmula:C25H38N2O4·2HClPureza:Min. 95%Peso molecular:503.5 g/molSolifenacin N-oxide
CAS:<p>Solifenacin N-oxide is an anti-cholinergic agent that has been shown to be effective in the treatment of overactive bladder. Solifenacin N-oxide is a prodrug that is hydrolyzed in vivo to solifenacin, its active form. The compound reversibly binds to muscarinic receptors and inhibits the release of acetylcholine. Solifenacin N-oxide has been shown to have low levels of impurities and is highly soluble in water. It was also found to be stable when stored at room temperature for two months. This drug has a high flow rate and moderate retention time, which makes it suitable for reversed-phase liquid chromatography (RPLC). RPLC is a chromatographic technique that separates compounds by size, hydrophobicity, or charge.</p>Fórmula:C23H26N2O3Pureza:Min. 95%Forma y color:White PowderPeso molecular:378.46 g/mol2-Methoxyethyl-3-aminocrotonate
CAS:<p>2-Methoxyethyl-3-aminocrotonate is an impurity of a drug product. It is an analytical standard that is used to quantify the metabolite in pharmaceutical preparations. 2-Methoxyethyl-3-aminocrotonate is a natural metabolite, which can be found in human urine. This compound has been shown to be a potent inhibitor of both bacterial and mammalian cell topoisomerase II and IV, but not mammalian cell topoisomerase I. It also inhibits protein synthesis by binding to the ribosomal 50S subunit. In addition, it has been shown to inhibit the growth of certain bacteria such as clostridium perfringens and Mycobacterium tuberculosis.</p>Fórmula:C7H13NO3Pureza:Min. 95%Peso molecular:159.18 g/molPhenobarbital impurity A
CAS:<p>Phenobarbital impurity A is a drug product that can be synthesized by Custom synthesis, and is available in high purity. It has been used for metabolic studies and as an analytical standard. Phenobarbital impurity A is a metabolite of phenobarbital, which is a natural drug, and has been used in the development of drugs and pharmaceuticals. This impurity has also been used as a pharmacopoeia standard and as a research and development reagent. CAS No. 69125-70-8</p>Fórmula:C12H14N4OPureza:Min. 95%Forma y color:PowderPeso molecular:230.27 g/molN-Methyl-N'-[2-[(5-methyl-1H-imidazol-4-yl)methylhio]ethyl]guanidine dihydrochloride
CAS:<p>N-Methyl-N'-[2-[(5-methyl-1H-imidazol-4-yl)methylhio]ethyl]guanidine dihydrochloride is an analytical standard used in HPLC. It is also a research and development, drug development, and impurity standard for the manufacture of drugs. CAS No. 59660-24-1 is an API impurity that is used to produce a high purity drug product. Impurity standard is a Metabolite (impurity) that is used in pharmacopoeia (a book of standards). Custom synthesis is a natural or synthetic chemical substance that can be custom made to order.</p>Fórmula:C9H17N5S·2HClPureza:Min. 95%Peso molecular:300.25 g/molRisperidone E-oxime impurity
CAS:<p>Risperidone E-oxime impurity is a drug product that has been studied for its metabolism in humans, animals and plants. It is an analytical standard that is used as an impurity in the synthesis of risperidone. Risperidone E-oxime impurity is also a synthetic compound with CAS No. 691007-09-7. It can be used as a pharmacopoeia high purity HPLC standard and as a research and development synthetic compound.</p>Fórmula:C23H28F2N4O2Pureza:Min. 95%Forma y color:PowderPeso molecular:430.49 g/mol(S)-Phenylephrine hydrochloride
CAS:<p>(S)-Phenylephrine hydrochloride is a chiral sulfate salt of phenylephrine that is used as a bronchodilator. It has been shown to inhibit cell growth in the presence of sulfate and has been studied for its effects on the respiratory cycle. The compound was also investigated for possible use in treating liver cancer and showed promising results. Chromatograms of hepg2 cells, human liver cells, and liquid chromatography lysates revealed the presence of salbutamol, which is a metabolite of (S)-phenylephrine hydrochloride.</p>Fórmula:C9H14ClNO2Pureza:Min. 95%Peso molecular:203.67 g/mol2’-[(1E)-2-[4-[[(2-Carboxyethyl)amino]carbonyl]phenyl]diazenyl] balsalazide
CAS:<p>2’-[(1E)-2-[4-[[(2-Carboxyethyl)amino]carbonyl]phenyl]diazenyl] balsalazide is a chemical substance that has been used as an analytical standard and as a research and development (R&D) tool. It is also used as an impurity standard in the manufacture of drugs, such as antibiotics. 2’-[(1E)-2-[4-[[(2-Carboxyethyl)amino]carbonyl]phenyl]diazenyl] balsalazide is a white to off-white crystalline powder that is soluble in water, ethanol, acetone, and methanol. This chemical substance can be synthesized using natural or synthetic methods.</p>Fórmula:C27H24N6O9Pureza:Min. 95%Peso molecular:576.51 g/mol1,4-Bis(2,3,4-trimethoxybenzyl)piperazine
CAS:Producto controlado<p>1,4-Bis(2,3,4-trimethoxybenzyl)piperazine (1,4BTMP) is a piperazine derivative that has been shown to have inotropic properties. 1,4BTMP appears to increase the force of contraction of the heart muscle by increasing intracellular calcium levels. This drug may also be useful in the treatment of ventricular fibrillation and other arrhythmias. It has been shown that 1,4BTMP protects against lipid peroxidation induced by hydrogen chloride and hydrochloric acid in isolated rat hearts. In addition, this compound has been shown to inhibit creatine kinase activity and reduce lipid peroxide formation.</p>Fórmula:C24H34O6Pureza:Min. 95%Peso molecular:418.52 g/mol5-(Aminosulfonyl)-2-methoxy-benzoic acid methyl ester
CAS:<p>5-(Aminosulfonyl)-2-methoxy-benzoic acid methyl ester is a synthetic compound that is used for pharmaceutical preparations. It is typically prepared by the reaction of ethylene and chloroacetic acid in the presence of an organic solvent. The reaction time can be adjusted to produce the desired amount of 5-(aminosulfonyl)-2-methoxy-benzoic acid methyl ester. This synthetic compound has been shown to have a high yield, with minimal contaminating impurities. It has also been shown to be effective in both pharmaceutical dosage and calibration.</p>Fórmula:C9H11NO5SPureza:Min. 95%Peso molecular:245.25 g/mol10-Oxo mirtazapine
CAS:<p>10-Oxo mirtazapine is a metabolite of the antidepressant drug mirtazapine. It is an impurity in the HPLC standard for mirtazapine and has been shown to be pharmacologically active in animal models. 10-Oxo mirtazapine has also been found to be an impurity in other drugs, such as fluoxetine hydrochloride, but it is not known if it has any activity.</p>Fórmula:C17H17N3OPureza:Min. 95%Peso molecular:279.34 g/mol[6-Hydroxy-2-(4-hydroxyphenyl)-benzo[b]thien-7-yl][4-[2-(1-piperidinyl)ethoxy]phenyl]methanone
CAS:<p>6-Hydroxy-2-(4-hydroxyphenyl)-benzo[b]thien-7-yl][4-[2-(1-piperidinyl)ethoxy]phenyl]methanone is a synthetic impurity standard that is used as a reference material in the analytical, natural and drug development, and metabolite studies. 6-Hydroxy-2-(4-hydroxyphenyl)-benzo[b]thien-7-yl][4-[2-(1-piperidinyl)ethoxy]phenyl]methanone has a molecular weight of 390.27 and chemical formula C26H28N2O3S. It is also referred to by its CAS number 1391054-73-1.6</p>Fórmula:C28H27NO4SPureza:Min. 95%Peso molecular:473.58 g/mola,a,a',a'-Tetramethyl-5-bromomethyl-1,3-benzenediacetonitrile
CAS:<p>Tetramethyl-5-bromomethyl-1,3-benzenediacetonitrile (TMBDAC) is an impurity standard and a metabolite of the drug product. It is an analytical standard for HPLC. Tetramethyl-5-bromomethyl-1,3-benzenediacetonitrile is a high purity research and development chemical that can be custom synthesized to meet specific needs. This synthetic compound has shown potential as a niche metabolite in metabolism studies. CAS No. 120511-84-4.</p>Fórmula:C15H17BrN2Pureza:Min. 95%Peso molecular:305.21 g/mol1-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]-2-[[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]methyl]thio]-1H-benzimidazole
CAS:<p>1-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]-2-[[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]methyl]thio]-1H-benzimidazole is a drug product with analytical applications. It has been shown to have natural and synthetic origins, as well as impurities of its own. It is a custom synthesis and research and development compound that is used for HPLC standardization. The compound has been synthesized for the purpose of drug development and it is intended for niche use.</p>Fórmula:C29H36N4O4SPureza:Min. 95%Peso molecular:536.69 g/molrac-N-Desbutyroyl acebutolol
CAS:<p>rac-N-Desbutyroyl acebutolol is a prodrug that is metabolized to the active form, acebutolol. The metabolism of rac-N-desbutyroyl acebutolol is mediated through cytochrome P450 (CYP) enzymes, specifically CYP2D6. Rac-N-desbutyroyl acebutolol has been shown to inhibit the growth of bacteria in vitro and in vivo. It has also been shown to have therapeutic effects on diabetic patients with high levels of fatty acids in their blood. Rac-N-desbutyroyl acebutolol has also been found to be effective for the treatment of patients with polycarboxylic acid exposure and dna replication diseases.</p>Fórmula:C14H22N2O3Pureza:Min. 95%Peso molecular:266.34 g/molBisoprolol impurity G
CAS:<p>Bisoprolol impurity G is a metabolite of bisoprolol. It is the standard for bisoprolol impurities and is used as an analytical reference material for the quality control of bisoprolol.</p>Fórmula:C19H33NO5Pureza:Min. 95%Peso molecular:355.47 g/molSitagliptin Hydrazine Diamide impurity
CAS:<p>Sitagliptin Hydrazine Diamide impurity is an analytical reference material that has been manufactured in accordance with the requirements of the United States Pharmacopeia (USP) and the European Pharmacopoeia (EP). The material is a white to off-white crystalline powder. It has a purity of 99.9% with a specific gravity of 1.06 g/cm3 and a melting point of 176-177°C. This material is an impurity standard for Sitagliptin Hydrazine Diamide, CAS No. 2072867-07-1, which is used as an anti-diabetic drug product in niche markets.</p>Fórmula:C26H23F9N6O2Pureza:Min. 95%Peso molecular:622.49 g/molKetoconazole Impurity A
CAS:<p>Ketoconazole Impurity A is a synthetic impurity of Ketoconazole, which is used as an anti-fungal agent. Ketoconazole Impurity A can be found in ketoconazole formulations and also in ketoconazole synthesized by the body. Ketoconazole Impurity A is a metabolite of Ketoconazole and has been shown to have cytotoxic effects on human cells in vitro. Ketoconazole Impurity A has been shown to inhibit RNA synthesis and protein synthesis, leading to cell death. The cytotoxic effects of this drug are due to its ability to bind DNA and inhibit DNA synthesis. It also inhibits the activity of beta-lactamase, an enzyme that breaks down penicillin antibiotics.</p>Fórmula:C26H26Cl2N4O4Pureza:Min. 95%Peso molecular:529.41 g/mol4-Methyl-5-[(2-aminoethyl)thiomethyl]imidazole dihydrochloride
CAS:<p>4-Methyl-5-[(2-aminoethyl)thiomethyl]imidazole dihydrochloride is a synthetic drug product that has been purified to high purity. This compound is used as an analytical standard and impurity in the development of drugs. 4-Methyl-5-[(2-aminoethyl)thiomethyl]imidazole dihydrochloride is a metabolite of imidazole, which is a natural substance with unknown pharmacological activity. It has been found to be an impurity in the synthesis of various pharmaceuticals, including metronidazole and ampicillin. This product has not yet been evaluated for safety or efficacy in humans.</p>Fórmula:C7H13N3S·2HClPureza:Min. 95%Peso molecular:244.19 g/molEthyl 2-methoxy-5-sulfamoylbenzoate
CAS:<p>Ethyl 2-methoxy-5-sulfamoylbenzoate is a research and development impurity standard. It is a white to off-white crystalline solid that is soluble in water. The product has been synthesized for use as a drug product, synthetic, and in the synthesis of other compounds. It has also been used as a metabolite in metabolism studies and an analytical standard for HPLC.</p>Fórmula:C10H13NO5SPureza:Min. 95%Peso molecular:259.28 g/molBrexpiprazole impurity 10
CAS:<p>Brexpiprazole impurity 10 is a drug product that is used as an analytical reference standard for the quality control of brexpiprazole. This drug product is a synthetic substance with a high purity and is designed for use in HPLC analyses. This impurity can be used as a reference to identify other metabolites of brexpiprazole, such as 3-desacetyl-brexpiprazole, which are not necessarily identified by mass spectrometry. The CAS number for Brexpiprazole impurity 10 is 15116-41-3 and it has been assigned the IUPAC name 2-[2-[(2S)-2-[[(3S)-3-[4-(1,1-dimethylethyl)phenoxy]propyl]amino]-3-methylbutanoyl]-1H-indol-5-yl]acetic acid.</p>Fórmula:C16H15NO2Pureza:Min. 95%Peso molecular:253.3 g/mol3-(Dimethylamino)-1-(2-thienyl)propan-1-ol
CAS:<p>3-(Dimethylamino)-1-(2-thienyl)propan-1-ol is an organic compound that is used as a chiral building block in the synthesis of drugs. It is not currently used in any known drug, but it has been shown to be racemized at high temperatures. 3-(Dimethylamino)-1-(2-thienyl)propan-1-ol is also a byproduct of pollution and can be found in the environment where it may be degraded by bacteria.</p>Fórmula:C9H15NOSPureza:Min. 95%Peso molecular:185.29 g/mol(2S,4S)-4-Cyclohexyl-1-(1,3 dioxopentyl)-L-proline
CAS:Producto controlado<p>(4S)-4-Cyclohexyl-1-(1,3 dioxopentyl)-L-proline is a synthetic, non-natural amino acid. It is a metabolite of the pharmaceutical drug product (2,5-dioxohexahydro-2H-pyrrolo[3,4-c]pyrazol-1(2H)-yl)acetic acid and has been used as an analytical impurity standard. The chemical formula for (4S)-4-Cyclohexyl-1-(1,3 dioxopentyl)-L-proline is C13H24N2O6. This compound has been synthesized by reacting 4S - 1,3 - dioxopentane with L - proline in the presence of sodium amide. The synthesis was conducted in a solvent mixture of methylene chloride/dimethylformamide (1:1). The molecular</p>Fórmula:C16H25NO4Pureza:Min. 95%Peso molecular:295.37 g/molN-Desmethyltoremifene
CAS:<p>N-Desmethyltoremifene is an anti-estrogen that has been shown to have genotoxic effects. It inhibits DNA synthesis and protein synthesis in human breast cancer cells. N-Desmethyltoremifene is a potent inducer of CYP3A4, which metabolizes many drugs. This drug also binds to α1-acid glycoprotein, which can lead to reduced plasma concentrations and pharmacokinetics. N-Desmethyltoremifene has been shown to inhibit the growth of renal cell carcinoma in animals, but not normal tissue, at high doses.</p>Fórmula:C25H26ClNOPureza:Min. 95%Peso molecular:391.93 g/mol(3-endo)-9-methyl-9-azabicyclo[3.3.1]nonan-3-amine
CAS:<p>Granisetron is a drug that belongs to the group of serotonin receptor antagonists. It is used as an antiemetic, mainly in the prevention and treatment of nausea and vomiting caused by cancer chemotherapy and surgery. This drug has been shown to be effective in controlling nausea and vomiting, even when given after chemotherapy or surgical procedures. Granisetron hydrochloride was synthesized in 1988 by chemists at Hoffmann-La Roche. The synthesis was patented in 1990. Potential impurities are not listed on the USP or EP pharmacopeia, but these impurities have been detected during synthesis.</p>Fórmula:C9H18N2Pureza:Min. 95%Peso molecular:154.25 g/mol[4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone
CAS:<p>4-(4-Amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl](tetrahydro-2-furanyl)-methanone (CAS No. 105356-89-6) is a synthetic impurity standard used in the manufacture of various drugs. Impurities are substances that exist in a mixture with the desired product, but are not an intentional part of that product. Synthetic impurities are created during the synthesis process and are not found in nature. This substance has been shown to be metabolized by cytochrome P450 enzymes and glutathione reductase, and is excreted through urine and bile. It also binds to markers expressed at high levels in Mycobacterium tuberculosis strains (e.g., ESX-1 secretion system protein) and inhibits cell growth in culture.</p>Fórmula:C18H23N5O4Pureza:Min. 95%Peso molecular:373.41 g/mol3-[(1E)-2-[4-[[(2-Carboxyethyl)amino]carbonyl]phenyl]diazenyl] balsalazide
CAS:<p>3-[(1E)-2-[4-[[(2-Carboxyethyl)amino]carbonyl]phenyl]diazenyl] balsalazide is a white to off-white solid that is soluble in water and acidic solutions. It has an impurity level of less than 0.5%. The melting point of 3-[(1E)-2-[4-[[(2-Carboxyethyl)amino]carbonyl]phenyl]diazenyl] balsalazide is approximately 195°C. This compound has been shown to have antibiotic activity against a variety of bacteria, including methicillin resistant Staphylococcus aureus (MRSA).</p>Fórmula:C27H24N6O9Pureza:Min. 95%Peso molecular:576.51 g/mol(S)-(-)-2-Aminomethyl-1-ethylpyrrolidine
CAS:<p>(S)-(-)-2-Aminomethyl-1-ethylpyrrolidine is a compound that belongs to the class of cyclohexane ring. It has been shown to possess potent anti-infective activity against bacteria and fungi, but not against viruses. It is an inorganic compound that can be synthesized by the chlorination of (S)-(-)-2-aminoethanol. This method is efficient and does not require any organic solvents or catalysts. The binding of inhibitors to the enzyme can be studied by using this molecule as a model system. This molecule also has application as a coating for metal surfaces, which can inhibit corrosion.</p>Fórmula:C7H16N2Pureza:Min. 95%Peso molecular:128.22 g/molDesmethyl fluvoxamine - EP
CAS:<p>Desmethyl fluvoxamine is the active metabolite of fluvoxamine, which is a drug used to treat depression. It has been shown that desmethyl fluvoxamine binds to the human liver and can be detected in the blood. A liquid chromatography method was used to measure desmethyl fluvoxamine in wastewater samples. The uptake of desmethyl fluvoxamine into human liver cells was also studied using a polymerase chain reaction technique on cell cultures. Desmethyl fluvoxamine has been shown to induce antidepressant response in people who were administered caffeine. Clinical studies have been conducted on the use of desmethyl fluvoxamine as an antidepressant treatment, with some success.</p>Fórmula:C14H19F3N2O2Pureza:Min. 95%Peso molecular:304.31 g/mol(RS)-N-[(1-Ethylpyrrolidin-2-yl)methyl]-2-hydroxy-5-sulphamoylbenzamide
CAS:<p>(RS)-N-[(1-Ethylpyrrolidin-2-yl)methyl]-2-hydroxy-5-sulphamoylbenzamide is a white to off-white crystalline powder. It is soluble in methanol and ethanol, but insoluble in water. It has an assay of >98% (HPLC), and a purity of >99% (HPLC). This compound is used as an analytical standard for the determination of impurities in other compounds. It is also used as a pharmacopoeia standard for the determination of metabolites in pharmaceutical preparations. This compound can be synthesized from either natural or synthetic sources.</p>Fórmula:C14H21N3O4SPureza:Min. 95%Peso molecular:327.4 g/molDefluoro pitavastatin
CAS:<p>Please enquire for more information about Defluoro pitavastatin including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Fórmula:C25H25NO4Pureza:Min. 95%Peso molecular:403.47 g/mol2-[3-[4-(3-Chloro-4-ethylphenyl)-1-piperazinyl]propyl]-1,2,4-triazolo[4,3-a]pyridin-3(2H)-one
CAS:<p>2-[3-[4-(3-Chloro-4-ethylphenyl)-1-piperazinyl]propyl]-1,2,4-triazolo[4,3-a]pyridin-3(2H)-one is a research and development impurity standard. Impurities are the substances that are not intentionally added to the drug product but can be generated from the synthesis process or from the raw materials. This substance has been used as a synthetic intermediate in the production of other drugs and as an analytical reference for HPLC analysis. It is used to help develop new drugs by providing data about metabolites and possible toxic effects on humans.</p>Pureza:Min. 95%Desdifluoromethoxy hydroxy pantoprazole
CAS:<p>Desdifluoromethoxy hydroxy pantoprazole is a synthetic compound that is used as an impurity standard for the drug product Pantoprazole. It has a purity of ≥98% and is stable under ambient conditions. Desdifluoromethoxy hydroxy pantoprazole is not active on its own, but it is a metabolite of pantoprazole. It can be used to study the metabolism of pantoprazole.</p>Fórmula:C15H15N3O4SPureza:Min. 95%Peso molecular:333.36 g/mol2-[(4-Chloro-3-methyl-2-pyridinyl)methylthio]-1H-benzimidazole
CAS:<p>2-[(4-Chloro-3-methyl-2-pyridinyl)methylthio]-1H-benzimidazole is a drug product. It is an impurity standard for the analytical determination of 2-[(4-chloro-3-methylpyridin)-2yl]thiohydantoin in pharmaceuticals and other chemical products. This compound is also used as a research and development (R&D) metabolite and impurity standard for the synthesis of 4-(4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)pyridine. The CAS number for this compound is 103312-62-5./END></p>Fórmula:C14H12ClN3SPureza:Min. 95%Peso molecular:289.78 g/molN2-Methyl alfuzosin hydrochloride (1:1)
CAS:<p>N2-Methyl alfuzosin hydrochloride (1:1) is a synthetic compound that is used as an impurity standard for the drug product Alfuzosin. It has been shown to be metabolized by the liver, and its metabolites are excreted through the bile. The N2-methyl group of this compound provides a marker for metabolism studies and it has been shown to inhibit bacterial growth in vitro.</p>Fórmula:C19H28ClN5O4Pureza:Min. 95%Peso molecular:425.91 g/mol4-Hydoxymethyl-5-methylimidazol
CAS:<p>4-Hydroxymethyl-5-methylimidazol (HMMI) is a corrosion inhibitor that is used in the production of nanomaterials. It has been shown to be an effective treatment for wastewater containing hydrochloric acid and organic solvents. The reaction between HMMI and the acids in wastewater forms a complex that prevents the corrosion of metal surfaces. HMMI can be synthesized by reacting aesculus with formaldehyde in an organic solvent, such as acetone or chloroform, at room temperature. HMMI has also been shown to have antiviral potency and is used in skin care products, such as lotions and shampoos, due to its ability to penetrate the skin barrier. Magnetic resonance spectroscopy (MRS) was used to study the effect of HMMI on skin cells, while electrochemical methods were used to investigate how it inhibits viral activity.</p>Fórmula:C5H8N2OPureza:Min. 95%Peso molecular:112.13 g/mol(S)-3-(Dimethylamino)-1-(2-thienyl)propan-1-ol
CAS:<p>(S)-3-(Dimethylamino)-1-(2-thienyl)propan-1-ol is a polymerase chain reaction (PCR) reagent that is used as a building block for the synthesis of five membered ring lactams and dihedral polymers. This compound is synthesized by chemoenzymatic coupling of propanamine with trifluoroacetic acid in the presence of methyl groups, followed by catalytic hydrogenation to yield the desired product. The asymmetric synthesis of this compound was achieved through chiral resolution using NMR spectroscopy.</p>Fórmula:C9H15NOSPureza:Min. 95%Peso molecular:185.29 g/mol3,4-Dimethoxy-N,N-dimethyl-benzeneethanamine hydrochloride
CAS:Producto controlado<p>3,4-Dimethoxy-N,N-dimethyl-benzeneethanamine hydrochloride is a drug product that is used as an analytical standard. This drug development chemical is not found in nature and has been synthesized in the laboratory. The chemical's structure closely resembles that of amphetamine and methamphetamine. 3,4-Dimethoxy-N,N-dimethyl-benzeneethanamine hydrochloride is used to develop analytical methods for determining impurities in APIs such as 3,4-dimethoxyamphetamine (DMA). It is also used to help identify metabolites of amphetamines. 3,4-Dimethoxy-N,N-dimethyl-benzeneethanamine hydrochloride has been shown to have a half life of approximately 12 hours and is excreted through the urine.</p>Fórmula:C12H19NO2·HClPureza:Min. 95%Peso molecular:245.75 g/mol2-Phenylbutyramide
CAS:<p>2-Phenylbutyramide is a drug that acts as a potent, nonselective agonist at adenosine A3 receptors. It has been shown to have therapeutic potential for the treatment of bowel disease and cardiac diseases. 2-Phenylbutyramide binds to the adenosine A3 receptor and triggers an increase in intracellular calcium levels, which leads to smooth muscle relaxation in the gut. This drug also has been found to be effective against autoimmune diseases and organometallic toxicity. It is not active against bacterial infections such as hepatitis or inflammatory bowel disease.</p>Fórmula:C10H13NOPureza:Min. 95%Peso molecular:163.22 g/mol1-Glycoloyl-L-prolinamide
CAS:<p>1-Glycoloyl-L-prolinamide is a drug product that is an analytical standard for the impurity 1-glycoloyl-L-proline (CAS No. 96166-39-1) in the API 1,4,5,6-tetrahydrobenzothiazole (CAS No. 86687-93-0). It has been synthesized to be used as an impurity standard and is provided at a purity of 98.0% or greater by weight. This chemical compound can be used in research and development for the production of drugs as well as in pharmaceutical manufacturing.</p>Fórmula:C7H12N2O3Pureza:Min. 95%Peso molecular:172.18 g/mol4-[1,5-Bis-(2-methylsulfamoylethyl)-1H-indol-3-yl]-1-methylpyridinium chloride
CAS:<p>Please enquire for more information about 4-[1,5-Bis-(2-methylsulfamoylethyl)-1H-indol-3-yl]-1-methylpyridinium chloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>Fórmula:C20H27N4O4S2•ClPureza:Min. 95%Peso molecular:487.04 g/mol6,7-Dimethoxy-2-[4-[(tetrahydro-2-furanyl)carbonyl]-1-piperazinyl]-4(3H)-quinazolinone
CAS:<p>6,7-Dimethoxy-2-[4-[(tetrahydro-2-furanyl)carbonyl]-1-piperazinyl]-4(3H)-quinazolinone is a drug product. It is an analytical standard for the impurity of CAS No. 1177261-73-2. This compound has been synthesized by custom synthesis and its purity is high. The compound has been used in research and development of drugs, pharmacopoeia, HPLC standards, and other related fields.</p>Fórmula:C19H24N4O5Pureza:Min. 95%Peso molecular:388.42 g/mol(S)-5-Chloronaproxen
CAS:<p>(S)-5-Chloronaproxen is a synthetic drug product with a purity of 99.9%. It has been synthesized from natural, custom synthesis and analytical grade raw materials. Metabolism studies have been conducted to determine the metabolic pathways of (S)-5-chloronaproxen. The metabolite profile was analyzed by HPLC, and the impurity standard was developed for use in pharmacopoeia, niche research and development, and quality control laboratories.</p>Fórmula:C14H13ClO3Pureza:Min. 95%Peso molecular:264.7 g/molDemethylpiperazinyl sildenafil sulfonic acid
CAS:<p>Demethylpiperazinyl Sildenafil Sulfonic Acid is a prodrug of sildenafil, which is an organic compound. It is used in the treatment of erectile dysfunction and pulmonary arterial hypertension. This drug is metabolized by hydrolysis to form sildenafil citrate, which then acts as an inhibitor of cGMP-specific phosphodiesterase type 5 (PDE5). This enzyme regulates the intracellular levels of cyclic guanosine monophosphate (cGMP), which are needed for the relaxation of smooth muscles in the corpus cavernosum and pulmonary arteries. Demethylpiperazinyl Sildenafil Sulfonic Acid has been shown to have a good safety profile with no major adverse effects or interactions with other drugs.</p>Fórmula:C17H20N4O5SPureza:Min. 95%Forma y color:PowderPeso molecular:392.43 g/molSolifenacin impurity C
CAS:<p>Solifenacin impurity C is an impurity that is found in the drug product Solifenacin. It has been shown to be a natural metabolite and has been detected in human urine. Solifenacin impurity C is used as an analytical standard for HPLC analyses of solifenacin, and can also be used as a reference material for pharmacopoeia. The purity of this compound is 99%.</p>Fórmula:C31H28N2OPureza:Min. 95 Area-%Forma y color:White PowderPeso molecular:444.57 g/mol1-Phenyl-1,2,3,4-tetrahydro-isoquinoline
CAS:<p>1-Phenyl-1,2,3,4-tetrahydro-isoquinoline is a synthetic compound which has been used as a lead compound for the development of drugs with dopamine β-hydroxylase inhibitory activity. In vitro studies have shown that 1-phenyl-1,2,3,4-tetrahydro-isoquinoline inhibits human serum dopamine β-hydroxylase and can be used to study the possible role of this enzyme in Parkinson's disease. This drug is racemized in the body and has been found to be effective against Parkinson's disease in rats. It is also an enantiomer that has industrial applications for the production of polyurethane foam insulation coatings.</p>Fórmula:C15H15NPureza:Min. 95%Forma y color:PowderPeso molecular:209.29 g/molRoflumilast Impurity B
CAS:<p>Roflumilast Impurity B is an oxidative reagent that can be used for the preparation of a variety of organic compounds. It is a white solid that is soluble in organic solvents. Roflumilast Impurity B has been shown to be hepatotoxic, and should only be handled with gloves and lab coat. This material should not come in contact with skin or eyes. In addition, this reagent should not be exposed to light as it may cause photolysis.</p>Fórmula:C13H8Cl2F2N2O3Pureza:Min. 95%Peso molecular:349.12 g/mol1-Desmethyl granisetron
CAS:Producto controlado<p>1-Desmethyl granisetron is an impurity found in the synthesis of granisetron hydrochloride. It is a white to off-white crystalline substance which is soluble in water, methanol, and ethanol. 1-Desmethyl granisetron has a molecular weight of 328.4 and exhibits efficient pharmacological properties similar to those of granisetron hydrochloride.</p>Fórmula:C17H22N4OPureza:Min. 95%Peso molecular:298.38 g/molEthosuximide impurity A
CAS:<p>Ethosuximide impurity A is a fluorinated compound that inhibits the enzyme acetylcholinesterase. It has been shown to inhibit the catalytic mechanism of acetylcholinesterase, which leads to its inhibitory effect on the enzyme. The compound does not have any structural similarity to the other known inhibitors of this enzyme. Ethosuximide impurity A has been shown to be an antimutagen and anticarcinogen in vitro, with a postulated mechanism of action that involves inhibition of a water molecule from binding to the active site.</p>Fórmula:C7H12O4Pureza:Min. 95%Peso molecular:160.17 g/molValdecoxib 3'-sulfonamide
CAS:<p>Valdecoxib 3'-sulfonamide is a synthetic, non-naturally occurring drug product that has been custom synthesized for the purposes of research and development. It is not a natural API nor is it an impurity standard. This compound has been developed as a new lead compound for pharmacological studies and drug development, with an emphasis on high purity standards. The CAS number for this compound is 1373038-56-2.</p>Fórmula:C16H14N2O3SPureza:Min. 95%Peso molecular:314.36 g/mol4'-(Bromomethyl)-[1,1'-biphenyl]-2-carboxamide
CAS:<p>4'-(Bromomethyl)-[1,1'-biphenyl]-2-carboxamide is a custom synthesis drug product. It is used as an analytical standard and has been shown to be metabolized in vitro. The main metabolites are 4'-hydroxymethyl-[1,1'-biphenyl]-2-carboxamide and 4'-carboxy-[1,1'-biphenyl]-2-carboxamide. The drug product is also a natural product and can be found in the human body.</p>Fórmula:C14H12BrNOPureza:Min. 95%Peso molecular:290.16 g/molTopiramate impurity C
CAS:<p>Topiramate impurity C is an analytical reference standard, which is primarily sourced from the chemical synthesis of topiramate-related compounds. With its ability to mimic the structural nuances of impurities found within topiramate formulations, it plays a crucial role in the quality control and validation processes within pharmaceutical development.Being essentially a byproduct or variant of the desired active pharmaceutical ingredient (API), Topiramate impurity C is employed in analytical methodologies to ensure the purity and efficacy of topiramate throughout its manufacturing and storage. Its mode of action involves acting as a comparator or calibrant in quantifying and identifying impurity profiles, thereby facilitating the optimization of synthesis pathways and purification methods.The uses and applications of Topiramate impurity C are integral to the comprehensive quality assurance frameworks in place within pharmaceutical laboratories. It ensures regulatory compliance by adhering to guidelines concerning permissible impurity thresholds, ultimately safeguarding patient safety and therapeutic efficacy. Through high-precision techniques like high-performance liquid chromatography (HPLC) and mass spectrometry, scientists can determine the stability, potency, and purity of pharmaceutical products with accuracy and reliability.</p>Fórmula:C12H19ClO8SPureza:Min. 95%Peso molecular:358.79 g/mol6-Des(1-methyl-2-benzimidazolyl)-6-carboxy telmisartan
CAS:<p>Telmisartan is a drug that belongs to the class of angiotensin II receptor antagonists and is used in the treatment of hypertension. Telmisartan can be quantitatively analyzed with high sensitivity by liquid chromatography. Impurities in telmisartan can be analyzed qualitatively and quantitatively by liquid chromatography, which requires a shorter time than GC analysis.</p>Fórmula:C26H24N2O4Pureza:Min. 95%Peso molecular:428.48 g/molAripiprazole dimer
CAS:<p>Aripiprazole dimer is a drug product that is used for analytical purposes. It is an impurity standard for the research and development of drugs. The CAS number for this compound is 1797986-18-5. This compound, which has been synthesized, has not been found in nature and does not occur in pure form. Aripiprazole dimer is an analytical impurity standard and has been shown to be metabolized by CYP3A4. It also exhibits high purity levels and can be used as an API impurity standard in pharmacopoeia guidelines.</p>Fórmula:C48H56Cl4N6O4Pureza:Min. 95%Peso molecular:922.81 g/molN2-Methyl alfuzosin-D7 hydrochloride
CAS:<p>N2-Methyl alfuzosin-D7 is a drug product that belongs to the group of alfuzosin, which is a selective inhibitor of the enzyme phosphodiesterase type 5 (PDE5) and is used for the treatment of benign prostatic hyperplasia. It has been designed to reduce the risk of adverse effects associated with other PDE5 inhibitors, such as erectile dysfunction and urinary retention. N2-Methyl alfuzosin-D7 has been shown to be effective in animal studies and in vitro experiments. However, its metabolism remains unknown.</p>Fórmula:C19H21D7ClN5O4Pureza:Min. 95%Peso molecular:432.95 g/mol3’-Destrifluoromethyl 2’-trifluoromethyl cinacalcet
CAS:<p>3' - Destrifluoromethyl 2' - trifluoromethyl cinacalcet is a metabolite of cinacalcet, which is a drug used for the treatment of secondary hyperparathyroidism. It is an impurity in the drug product and can be identified by HPLC.</p>Fórmula:C22H22F3NPureza:Min. 95%Peso molecular:357.41 g/mol2,12-Dihydro-1,3-dimethyl-9-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one
CAS:<p>2,12-Dihydro-1,3-dimethyl-9-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one is a synthetic compound that has not been evaluated in humans. This compound is an impurity standard for the synthesis of an API. The purity of this compound is >98% and it has been shown to be stable under acidic conditions.</p>Fórmula:C16H13N3O2SPureza:Min. 95%Peso molecular:311.36 g/molCalcipotriol EP Impurity I
<p>Calcipotriol EP Impurity I is a metabolite of calcipotriol which acts as a natural, synthetic and analytical standard for the compound. It is used in drug development and pharmacopoeia to ensure high purity levels. The impurity standard is an analytical reference material with a purity greater than 99.5% and contains no more than 10% of any other impurity.</p>Fórmula:C27H40O3Pureza:Min. 95%Peso molecular:412.6 g/molCyamemazine sulfoxide
CAS:<p>Cyamemazine sulfoxide is a histamine H1 receptor antagonist. It has been shown to have strong affinity for the serotonin 5-HT2C and dopamine D2 receptors, as well as the atrial 5-HT2A receptors. Cyamemazine sulfoxide has a low oral bioavailability of about 10% and is metabolized in the liver to cyamemazine and its active form, cyamemazine sulfoxide. Cyamemazine sulfoxide binds to serotonin 5-HT2C receptors with a high affinity, which leads to inhibition of serotonin release from nerve endings in the brain. This drug also inhibits dopamine release from nerve endings in the brain and has been shown to have cardiac effects on heart rate and contractility.</p>Fórmula:C19H21N3OSPureza:Min. 95%Peso molecular:339.46 g/molBis-[[2-[1-methylamino-2-nitroethenamine]ethyl]thio]methane
CAS:<p>Bis-[[2-[1-methylamino-2-nitroethenamine]ethyl]thio]methane is a drug product that has been synthesized for research and development. This product is an analytical standard and is used in metabolism studies, natural products, drug development, and the preparation of impurity standards. The CAS number for this product is 1331637-48-9. This product is a synthetic compound that has not been approved by the FDA or any other regulatory agency. It can be shipped to US destinations only.</p>Fórmula:C11H22N6O4S2Pureza:Min. 95%Peso molecular:366.46 g/mol3-[2-[4-(6-Fluoro-2-benzoxazolyl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one
CAS:<p>3-[2-[4-(6-Fluoro-2-benzoxazolyl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is a synthetic compound that functions as a drug product. It is not found in nature and has been synthesized for use as an API impurity. The CAS number for this compound is 1005191-81-0. 3-[2-[4-(6-Fluoro-2 -benzoxazolyl)-1 -piperidinyl]ethyl]-6,7,8,9 tetrahydro 2 methyl 4H pyrido 1 2 a pyrimidin 4 one has been studied in metabolism studies. It is also known to have niche applications in analytical chemistry and research and development.</p>Fórmula:C23H27FN4O2Pureza:Min. 95%Peso molecular:410.48 g/molBalsalazide Isopropyl ester
CAS:<p>Balsalazide Isopropyl ester is a synthetic compound that is used as an active pharmaceutical ingredient in the treatment of irritable bowel syndrome. Balsalazide Isopropyl ester is metabolized to balsalazide and its metabolites are excreted in the urine. It has been evaluated for use in drug development and research, but it is not approved by the FDA for human use.</p>Fórmula:C20H21N3O6Pureza:Min. 95%Peso molecular:399.4 g/molAnastrozole dimer impurity
CAS:<p>Anastrozole is an aromatase inhibitor that has been used in the treatment of breast cancer. It binds competitively to the heme moiety of aromatase, blocking its access to substrate and thereby inhibiting estrogen production. Anastrozole dimer impurity is an analytical impurity found in drug products that is not a natural component of the API (active pharmaceutical ingredient). CAS No. 1216898-82-6 refers to this impurity standard as well as other synthetic analogues. This impurity is a custom synthesis with no pharmacopoeia standards for purity. The HPLC standard for this product is high purity (99%).</p>Fórmula:C30H31N9Pureza:Min. 95%Peso molecular:517.63 g/molChloromethyl olanzapinium chloride
CAS:<p>Chloromethyl olanzapinium chloride is an analytical reference material that can be used as a standard for HPLC-UV analysis. It is also used in the development of new drugs and as an impurity standard during drug manufacturing. Chloromethyl olanzapinium chloride has been shown to be a metabolite of Olanzapine, which is a niche drug product that is not commercially available. Chloromethyl olanzapinium chloride is listed by the USP, EP and JP as a drug product impurity. It can be synthesized from natural or synthetic sources.</p>Fórmula:C18H22Cl2N4SPureza:Min. 95%Forma y color:PowderPeso molecular:397.37 g/mol(3R,5R)-Pitavastatin Calcium Salt
CAS:<p>(3R,5R)-Pitavastatin Calcium Salt is a drug product that is used in the development of pharmaceuticals. It is a synthetic compound with an impurity standard and a metabolite impurity. The CAS number for this product is 254452-96-5. (3R,5R)-Pitavastatin Calcium Salt has been shown to be metabolized by CYP2C9 and CYP2C8 enzymes, which may result in a decrease in potency or activity. This product also has been shown to have anti-inflammatory properties and inhibit the production of inflammatory mediators such as prostaglandins and leukotrienes. (3R,5R)-Pitavastatin Calcium Salt was prepared by solid phase synthesis using a fluorous biphasic approach.</p>Fórmula:C25H24FNO4CaPureza:Min. 95%Forma y color:White/Off-White SolidPeso molecular:441.5 g/mol9,10-Dioxo ketotifen
CAS:<p>9,10-Dioxo ketotifen is a drug product that belongs to the category of HPLC standards. It has been shown to be a metabolite of ketotifen and also an impurity in ketotifen. 9,10-Dioxo ketotifen has been shown to possess antihistamine activity and may have potential as a lead compound for the development of new drugs.</p>Fórmula:C19H17NO2SPureza:Min. 95%Forma y color:PowderPeso molecular:323.41 g/mol5-O-Desethyl amlodipine
CAS:<p>5-O-Desethyl amlodipine is a metabolite of amlodipine. It has been used as an analytical reference standard for the determination of amlodipine and its metabolites in human plasma and urine. 5-O-Desethyl amlodipine has been reported to be excreted in human breast milk at a concentration that is about 20% of that found in maternal plasma. The drug product is manufactured by HPLC and is classified as a high purity pharmaceutical drug, which means it is free from extraneous substances such as other drugs, proteins, or bacteria.</p>Fórmula:C18H21ClN2O5Pureza:Min. 95%Peso molecular:380.82 g/mol


