APIs pour la recherche et les impuretés

<p>4-Methyl-2,4-bis(4-hydroxyphenyl)pent-1-ene is a synthetic intermediate for use in the preparation of an HPLC standard. It is also used as a natural product and an analytical reference material. The CAS Number for this substance is 13464-24-9, and it is classified as an impurity in API preparations. 4-Methyl-2,4-bis(4-hydroxyphenyl)pent-1-ene is metabolized by cytochrome P450 enzymes to form 2,6,10,14,-tetramethylpentadecane. This compound has been found to have antiinflammatory activity.</p>

<p>Please enquire for more information about Physcion-d3 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Ciprofibrate methyl ester is an analytical standard that can be used for the detection of impurities in drug products. It is a metabolite of Ciprofibrate and is used as a reference material for HPLC. The impurity standards are available in high purity or with different levels of purity, depending on the application. In addition, it can be custom synthesized to meet specific needs. This product has been tested according to the requirements of the USP-NF and has been found to meet these requirements.</p>

<p>Please enquire for more information about Cefazolinamide including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Ent-dorzolamide is a carbonic anhydrase inhibitor that binds to the β-adrenergic receptor, which is a G protein-coupled receptor. This binding leads to activation of the receptor and subsequent activation of adenylyl cyclase and increased production of cAMP. It has been shown to have insulin sensitizing effects in animal models. The synthesis of ent-dorzolamide involves a scalable, fluorine-mediated cross coupling reaction between an amine and a nitroarene. Ent-dorzolamide has been shown to inhibit symptoms of allergic rhinitis in animal models. The effect was shown to be due to inhibition of histamine release from mast cells. Ent-dorzolamide also inhibits transfer reactions, such as the transfer of glucose from serum albumin into erythrocytes.</p>

<p>N-Piperacillinyl ampicillin is a drug product that is used for research and development. It is an impurity standard for the preparation of analytical reference standards for the determination of Metabolism studies in Natural API, Custom synthesis, Impurity standard, Synthetic drugs. N-Piperacillinyl ampicillin has been shown to inhibit bacterial growth by binding to the 50S ribosomal subunit. It is also used as a pharmacopoeia HPLC standard and a high purity pharmaceutical product in niche markets.</p>

<p>Mm 77 is a blocker of serotonin. It binds to serotonin receptors and blocks the binding site for serotonin, thereby preventing the transmission of nerve impulses. Mm 77 has been shown to be effective in treating hepatitis.</p>

<p>Please enquire for more information about Elagolix dialkylated impurity including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>4’-Hydroxy rac-kavain-d3 is a metabolite of the natural product kavain. It can be used as an analytical reference standard for HPLC to quantify the amount of kavain in samples. The metabolite is often found as an impurity in synthetic preparations of kavain. 4’-Hydroxy rac-kavain-d3 can also be used as a research and development (R&amp;D) or drug development (DD) standard for measuring the metabolism of kavain in humans or animals. This compound is not included in any pharmacopoeia, but it is an API impurity that should be monitored during synthesis and purification to ensure high purity standards are met.</p>

<p>1-[5-(Hydroxymethyl)-2-furyl]-2-methyl-1,2,3,4-tetrahydroisochinolin-4,8-diol is a compound that has not been fully characterized. It is a synthetic product with the following chemical structure:</p>

<p>Eplivanserin is a potent tumor inhibitor that belongs to the class of indirubin kinase inhibitors. It has shown great promise as an anticancer agent due to its ability to induce apoptosis in cancer cells and inhibit their growth cycle. Eplivanserin has been found to be effective against a variety of cancers, including breast, lung, and prostate cancer. This medicinal compound is derived from Chinese herbs and has been extensively studied for its potential in cancer treatment. In addition, eplivanserin has been found in urine samples from humans, indicating that it may have potential as a diagnostic tool for cancer detection. Its protein targets are still being investigated, but it is believed that eplivanserin works by inhibiting key enzymes involved in cell signaling pathways that promote cancer cell growth and survival.</p>

<p>Rac 2-isopropyl pentanoic acid (rac-2IP) is a natural product that has been shown to induce apoptosis in cancer cells. Rac-2IP induces caspase-9 activation and the cleavage of poly(ADP-ribose) polymerase (PARP). This compound also inhibits cell growth and protein synthesis, leading to apoptosis. Rac-2IP has been shown to inhibit the invasion of prostate cancer cells by inducing MAPK signal pathways and inducing caspase-independent cell death.</p>

<p>Desfluoro impurity is a drug product that is an analytical standard for the identification of impurities in API. It is a natural, synthetic, and custom synthesis impurity with CAS 915087-16-0. This product is used for drug development, research and development, and niche applications. Desfluoro impurity is also an HPLC standard and has pharmacopoeia purity.</p>

<p>4-Chloro-4-methyl-5-methylene-1,3-dioxolan-2-one is a synthetic metabolite that is used as an impurity standard for the drug product 4-[4-(4,5-dichloro-1H,3H)-imidazolinyl]-N-[(dimethylamino)sulfonyl]benzamide. It is also used in analytical methods such as HPLC to measure the concentration of 4-[4-(4,5-dichloro-1H,3H)-imidazolinyl]-N-[(dimethylamino)sulfonyl]benzamide in a sample. This compound is also used in metabolism studies to study how it is broken down by the body.</p>

<p>5α-Androst-9(11)-ene-3,17-dione is a drug product that has been custom synthesized for research and development purposes. This compound is a natural metabolite of testosterone. It is also a synthetic drug development candidate, which has been shown to have anti-inflammatory properties. 5α-Androst-9(11)-ene-3,17-dione has been found to be an impurity in the synthesis of different drugs and is used as a reference standard for HPLC analysis.</p>

<p>Tolvaptan is a drug that is used for the treatment of hyponatremia. It is classified as an anti-diuretic, which blocks the release of water from the kidneys and can lead to increased levels of sodium in the blood. Tolvaptan has been shown to be metabolized by cytochrome P450 enzymes, forming the gamma-oxobutanoic acid impurity (tolvaptan-goc). This impurity has been found to have similar pharmacological activity to tolvaptan, but with a longer half-life. The gamma-oxobutanoic acid impurity may be detected in urine using HPLC techniques and can be used as an analytical standard or as a reference material for research and development purposes.</p>

<p>Hydroxy carisoprodol is a muscle relaxant that is used to treat muscle spasms, stiffness, and pain. It works by blocking nerve impulses (or pain sensations) that are sent to the brain. Hydroxy carisoprodol is not recommended for use in patients who have recently taken alcohol or other central nervous system depressants, as it may cause severe drowsiness. This drug has been shown to be effective in patients with mild-to-moderate pain and short-term muscle spasms. Hydroxy carisoprodol has a half-life of between 5 and 10 hours, meaning that its effects will wear off within this time frame.</p>

<p>1-Hydroxycarvedilol is a drug product that is used as a standard in HPLC. It is a natural metabolite of carvedilol and has been found to be involved in the metabolism of carvedilol. The purity of 1-hydroxycarvedilol is &gt;98%. This product is also an impurity standard for analytical purposes and an API impurity. It can also be used in metabolism studies and has CAS No. 146574-41-6.</p>

<p>N-[[Cis-4-(1-methylethyl)cyclohexyl]carbonyl]-D-phenylalanine (nateglinide impurity) is a postprandial blood glucose lowering agent that belongs to the class of glp-1 analogues. It has been shown to have long term efficacy and be safe for use in patients with bowel disease. Nateglinide is an ATP-sensitive K+ channel opener, which increases the amount of K+ permeability through the cell membrane and lowers the intracellular level of ATP. This leads to increased insulin release from beta cells in response to hyperglycaemia, which reduces blood glucose levels. Thermodynamic data for this compound have not been determined due to its low solubility in water.</p>

<p>Please enquire for more information about N,N-Didesmethyl N-tert-butoxycarbonyl diltiazem including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>(6-Hydroxy-2-(4-hydroxyphenyl)-7-[4-(2-piperidin-1-yl-ethoxy)benzoyl]-benzo[b]thien-3-yl]-[4-[2-(1-piperidinyl)ethoxy]phenyl]methano ne) is a synthetic drug product that has been custom synthesized for the purpose of research and development. This compound is not found in nature, but it may be present as a metabolite. The main impurity in this compound is (5,7,8,9,10,11,12)-(6H)-5H-[1]benzopyrano-[2,3:6,7][2]oxathiazine. Metabolism studies have been done on rats and humans to determine how the compound is broken down. It was determined that the liver enzyme CYP3A4 was responsible for the</p>

<p>Please enquire for more information about α-Glycerophosphoric acid dicyclohexylammonium salt including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about 11,11-Dichloro oxcarbazepine including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>N-(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl omeprazole sulfone is a synthetic product that can be used as an impurity standard for HPLC. It is a metabolite of omeprazole and its CAS number is 1346599-74-3. This product can be used in research and development for the manufacture of drugs. N-(4-Methoxy-3,5-dimethyl-2-pyridinyl)methyl omeprazole sulfone has been shown to have niche applications in pharmacopoeia.</p>

<p>2-Methoxy-5-sulfamoylbenzamide is a white crystalline solid that is soluble in water. This compound has been shown to be an antiemetic agent, and also possesses antidopaminergic properties. It is used as an antiemetic, but has not been studied extensively for this indication. 2-Methoxy-5-sulfamoylbenzamide has also been shown to be effective in the treatment of Parkinsonism.</p>

<p>Please enquire for more information about 6β-Hydroxy 21-acetyloxy budesonide including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>The human red blood cell (RBC) is a non-nucleated cell in the human blood that carries oxygen to the body's cells. The erythrocyte is characterized by its biconcave shape and its lack of organelles. It has a volume of about 80 fL, and a diameter of about 7 micrometers. The RBCs are produced in bone marrow from precursor cells that differentiate into erythroid progenitor cells. This drug binds to the hemoglobin molecules in the red blood cells and alters their shape, causing an increase in their deformability. In addition, this drug decreases the viscosity of the plasma outside of the red blood cell, which increases its extravascular sensitivity. Evaluations have been performed on low doses to evaluate sensitivities within capillaries with microscopy parameters such as magnification and resolution. These evaluations have shown that this drug can be used for quantifying changes in capillary size due to low doses (</p>

<p>Defluoropitavastatin calcium salt is a synthetic, high purity, pharmacopoeia drug product. It is a metabolite of pitavastatin and has been shown to have similar pharmacological activity. Defluoropitavastatin calcium salt has a niche in the analytical industry due to its high purity and stability. It has been used as an impurity standard for HPLC analysis. Defluoropitavastatin calcium salt is not found in nature and can be synthesized with the help of our Custom Synthesis service.</p>

<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>

<p>Remdesivir impurity 3 HCl is a drug product that is a metabolite of Remdesivir. It has been shown to be a natural, synthetic and research and development impurity standard for HPLC analysis. CAS No.: 2096981-79-0</p>

<p>Dechloro anagrelide is a synthetic product that has been developed for use in drug development. It is a white powder and is insoluble in water. Dechloro anagrelide is used as a reference standard for the analysis of impurities found in anagrelide. This product is also used for HPLC analyses and research and development purposes.</p>

<p>(3R,5S,6E)-7-[4-(4-Fluorophenyl)-6-(1-methylethyl)-2-[methyl[(2-hydroxy-2-methylpropyl)sulfonyl]amino]-5-pyrimidinyl]-3,5-dihydroxy- 6-heptenoic acid sodium salt is a synthetic drug product. It is an impurity standard in the synthesis of Metabolism studies. The CAS number is 1714147-50-8 and the chemical name is (3R,5S,6E)-7-[4-(4-fluorophenyl)-6-(1-methylethyl)-2-[methyl[(2-hydroxy-2 methylpropyl)sulfonyl]amino]-5-pyrimidinyl]-3,5dihydroxyheptenoic acid sodium salt. The molecular weight is 781</p>

<p>2-Propylimidazole-4,5-dicarboxylic acid is an organic compound with the chemical formula CH2=C(CH3)CO2H. It is a colorless solid that has been found to have inhibitory activity against locomotor activity in mice. 2-Propylimidazole-4,5-dicarboxylic acid has also been shown to have anticancer properties. The fluorescence properties of this compound are due to the presence of two quinoid moieties, which can be excited by light at 350 nm and emit light at 500 nm. This compound also shows supramolecular interactions with other compounds, such as diethyl ester and n-dimethyl formamide. 2-Propylimidazole-4,5-dicarboxylic acid crystallizes in a monoclinic space group P21/c with four molecules per unit cell and a molecular weight</p>

<p>Please enquire for more information about Mezlocillin impurity III including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>(E,Z)-Epalrestat methyl ester is a drug product that is custom-synthesized for research and development purposes. It is a natural metabolite of (E,Z)-epalrestat acid. The chemical name for this compound is 3-[(2-chlorophenyl)methyl]-N-(1H-indol-3-ylmethylene)malonamide. The molecular weight of this compound is 284.87 g/mol and it has an empirical formula of C24H27ClN2O2. It has been found to inhibit the activity of phosphodiesterase (PDE), which plays a role in the breakdown of cyclic nucleotides such as cAMP and cGMP. This product has high purity and analytical data that can be used for metabolism studies or clinical trials.</p>

<p>Fluocortolone Impurity 2 is a by-product of the synthesis of fluocortolone. It is an impurity in the drug product and is specific to HPLC standards. Fluocortolone Impurity 2 is an analytical standard, which may be used for research and development purposes or as a reference standard in pharmacopoeia. Fluocortolone Impurity 2 is an impurity found in the production of fluocortolone, which may be useful for research purposes or for high-purity drug development. Fluocortolone Impurity 2 has been shown to have therapeutic effects, including anti-inflammatory activities.</p>

<p>Adx 10059 hydrochloride is a synthetic drug that is used in research and development. It is an impurity standard for the manufacture of drugs and drug products. Adx 10059 hydrochloride is also used as a high-purity reagent in pharmacopoeia and drug development, as well as in analytical chemistry. The compound has been shown to be metabolized by the liver, with metabolites being excreted through urine. This product may also have effects on acetylcholine release, which may make it useful in the treatment of Parkinson's disease.</p>

<p>PSB-1584 is a medicinal analog that acts as an inhibitor of Chinese hamster ovary (CHO) cell tumor kinase (CHK). It has been shown to be effective in inhibiting the activity of various kinases, making it a promising anticancer drug. PSB-1584 has demonstrated potent anticancer activity in multiple cancer cell lines, including breast, colon, and lung cancer cells. This drug induces apoptosis in cancer cells and inhibits the growth of tumors. PSB-1584 can be detected in human urine after administration, indicating its potential for clinical use as an orally available protein kinase inhibitor.</p>

<p>Please enquire for more information about 4-Ethyl-5-fluoropyrimidine hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>2-Ethoxy-4-[2-[[(1R)-3-methyl-1-[2-(1-piperidinyl)phenyl]butyl]amino]-2-oxoethyl]benzoic acid is a synthetic amino acid. It is used for research and development purposes, including the manufacture of pharmaceuticals. The impurity standard for this compound is CAS No. 147852-26-4. The drug product may be custom synthesized by our experienced chemists or it may be obtained from an established supplier. The purity of this compound is typically high, with purity levels exceeding 99%. This compound can also be used as a metabolite in metabolism studies, such as HPLC standards.</p>

<p>Please enquire for more information about N’-(2-Methylsulfamoylethyl) naratriptan hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Sacubitril impurity 3 is a custom synthesis that is available in high purity. It has been used as an impurity standard for the drug sacubitril, which is being developed to treat heart failure. Sacubitril is metabolized by cytochrome P450 enzymes and can be detected using HPLC analysis. Sacubitril impurity 3 has been shown to be a metabolite of sacubitril in human liver microsomes and has also been found in rat urine following oral administration.</p>

<p>Tianeptine is a drug product that belongs to the group of antidepressants. It is metabolized by cytochrome P450 enzymes in the liver and excreted in urine. Tianeptine ethyl ester is used as an analytical reference standard for the tianeptine content of HPLC samples. The CAS number for tianeptine ethyl ester is 66981-77-9.</p>

<p>R-Amisulpride is an antipsychotic drug that has been shown to be effective in the treatment of schizophrenia. It is used as a long-term treatment for depression and other neurodegenerative diseases. R-Amisulpride also binds to gamma-aminobutyric acid (GABA) receptors, which are located on the outer surface of cells in the brain. This binding reduces the activity of these cells and leads to an increase in neurotransmitter release from presynaptic neurons, resulting in a sedative effect. R-Amisulpride is soluble in water and alcohol, but insoluble in ether or chloroform. It is metabolized by conjugation with glucuronic acid and sulphate, which results in its elimination from the body through urine.<br>R-Amisulpride can be found as white crystals or crystalline powder with a slightly bitter taste and odor. The drug is only available for oral administration at this time</p>

<p>Mycophenolic acid lactone (MPA) is an analytical standard for HPLC, used as a reference material in drug development. It is also a metabolite of mycophenolate mofetil and mycophenolic acid, which are used to treat immunodeficiency disorders. MPA is not active by itself but it can be converted into the active form, mycophenolic acid, by esterases. MPA has been shown to have anti-inflammatory activities and can inhibit the production of prostaglandins in animals. Mycophenolic acid lactone is a metabolite of drugs that are used for the treatment of immunodeficiency disorders, such as mycophenolate mofetil and mycophenolic acid. The chemical structure of MPA is closely related to that of these drugs and it has been shown to have similar anti-inflammatory properties in animal studies.</p>

<p>3-(Dimethylamino)-1-(2-thienyl)propanone hydrochloride is a sulfoxide that is used as a solvent. It has been used in the synthesis of benzylsulfoxides and solvents for the manufacture of pharmaceuticals. 3-(Dimethylamino)-1-(2-thienyl)propanone hydrochloride is also a potent compound, which is structurally similar to benzene but with an additional methyl group. 3-(Dimethylamino)-1-(2-thienyl)propanone hydrochloride has been used in the synthesis of melphalan and elemental analysis. The chloride group on its structure makes it soluble in water and organic solvents such as acetonitrile. 3-(Dimethylamino)-1-(2-thienyl)propanone hydrochloride can be synthesized by reacting nitric acid with 2-aminothiophenol and dimethylanil</p>

<p>3-[2-[4-(5-Fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]ethyl]-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2-a]pyrimidin-4-one is a drug product that can be used as an analytical reference standard. It is a synthetic compound that is not found in nature and has CAS number 1199589-74-6. This compound has been synthesized by custom synthesis and it is an impurity standard for HPLC analysis. 3-[2-[4-(5-Fluoro-1,2-benzisoxazol-3 -yl)-1 -piperidinyl]ethyl]-6,7,8,9 -tetrahydro - 2 methyl - 4H - pyrido[1,2 -a]p</p>

<p>3-O-Desethyl-5-O-desmethyl amlodipine is a drug product that can be used as an analytical reference standard. It is metabolized in vivo to form 5-O-desmethyl amlodipine, which is the active form of this drug. 3-O-Desethyl-5-O-desmethyl amlodipine is also an impurity in the drug product Amlodipine besylate and its CAS number is 1821498-25-2. The synthetic route for this compound starts with the reaction of 2,3,4,6 trichlorobenzeneethanol with sodium hydroxide followed by hydrogenation of the intermediate to yield 3-(2,6 dichlorophenyl) propanoic acid. This acid was then reacted with methylamine to yield 3-(2,6 dichlorophenyl)-N-[(methylamino) methyl]propionamide.</p>

<p>Please enquire for more information about 2,2',3,4,4',5,6,6'-Octabromodiphenyl ether including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Pyrene-13C6 is a medicinal compound that has been shown to be an effective inhibitor of apoptosis in tumor and leukemia cells. It works by inhibiting the activity of certain kinases and proteins involved in cell cycle regulation, which can lead to the death of cancer cells. Pyrene-13C6 has been tested extensively in Chinese hamster ovary cells and has been found to have potent anticancer activity. In addition, this compound has been detected in human urine, suggesting that it may have potential as a diagnostic tool for cancer detection. Overall, Pyrene-13C6 is a promising candidate for the development of new cancer therapies and diagnostic methods.</p>

<p>Please enquire for more information about Etifoxine-d3 including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Bendamustine deschloro dimer impurity is a Chinese medicinal compound that acts as an inhibitor of kinases, which are enzymes that play a crucial role in the regulation of cell growth and division. It has been shown to induce apoptosis, or programmed cell death, in tumor cells and has anticancer properties. Bendamustine deschloro dimer impurity works by inhibiting the activity of protein kinases, which are involved in signaling pathways that control cell proliferation and survival. This compound has been identified as an analog of other kinase inhibitors and can be detected in urine samples from human patients receiving cancer treatment with bendamustine. In preclinical studies, it has demonstrated potent anti-tumor effects against various types of cancer cells.</p>

<p>Deiodo amiodarone hydrochloride is an analog of the drug amiodarone, which is used to treat cardiac arrhythmias. It has been shown to be a potent inhibitor of the nalbuphine-induced activation of human kinases, which are involved in cancer cell proliferation and survival. Deiodo amiodarone hydrochloride has been found to induce apoptosis in cancer cells by inhibiting protein kinase activity. This medicinal compound has also been tested for its anticancer properties in Chinese hamster ovary cells and urine tumor models, where it demonstrated significant inhibition of tumor growth. Overall, deiodo amiodarone hydrochloride shows great potential as an effective inhibitor for various types of cancers.</p>

<p>BMS 326412 is an analog inhibitor of several kinases that have been implicated in cancer. It induces apoptosis, or programmed cell death, in tumor cells by inhibiting the activity of specific proteins involved in cancer cell growth and proliferation. BMS 326412 has shown promise as an anticancer agent in both preclinical and clinical studies, with Chinese medicinal urine being used as a source for its synthesis. This compound has the potential to be a valuable addition to current cancer therapies due to its ability to selectively target cancer cells while leaving healthy cells unharmed.</p>

<p>Please enquire for more information about (3R)-3-Amino-2,3-dihydro-1H-inden-1-one hydrochloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one is a synthetic compound that has been used as an impurity standard. This substance is also found in the drug product Loxapine (Loxitane) and is metabolized to the active ingredient loxapine. 5-Benzoyl-1,3-dihydro-2H-benzimidazol-2-one has not been shown to have any therapeutic effects.</p>

<p>Please enquire for more information about Losartan azide including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Cantharene is a medicinal compound that has been shown to have potent anticancer properties. It is an analog of cantharidin, a natural compound found in Chinese blister beetles. Cantharene works by inhibiting the activity of certain protein kinases, which are enzymes that play a critical role in cell cycle regulation and tumor growth. This inhibition has been shown to induce apoptosis, or programmed cell death, in cancer cells. Cantharene has been tested on human cancer cell lines and has demonstrated significant tumor-inhibitory effects. It is a promising candidate for the development of new cancer therapies and inhibitors.</p>

<p>6-Bromo-8-cyclopentyl-5-methylquinazoline-2,7(3H,8H)-dione is a compound with antiviral properties. It belongs to the class of tenofovir and has been shown to inhibit the replication of certain viruses. This compound also exhibits calpain inhibitory activity, which may have potential therapeutic applications in conditions related to calpain dysregulation. Additionally, 6-Bromo-8-cyclopentyl-5-methylquinazoline-2,7(3H,8H)-dione has been studied for its impurities and interactions with other compounds such as etoricoxib, blonanserin, 27-hydroxycholesterol, peptidoglycan, cellulose, oxysterols, proton pump inhibitors like omeprazole or esomeprazole, dopamine antagonists like haloperidol or risperidone and nonsteroidal anti</p>

<p>Please enquire for more information about (R,R,S,S)-Cisatracurium dibesylate including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>aH 11110 Hydrochloride is an analytical standard for HPLC. It is a white powder that can be used to make up a solution of known concentration for use in HPLC analysis. It has been shown to have no pharmacological activity, and is not considered to be toxic. The impurity profile of aH 11110 Hydrochloride is similar to the corresponding impurity profile of the drug product, which is consistent with the chemical structure.</p>

<p>Please enquire for more information about Levothyroxine EP impurity B including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Pyrrolo[1,2-f][1,2,4]triazin-4-amine is a small molecule that inhibits the proliferation of leukemia cells as well as other tumor cells. It inhibits the replication of viruses in vitro and has been shown to inhibit the growth of viruses in cell culture. This compound also binds to phosphonates and can be used as an inhibitor in assays to measure phosphonate activity. Pyrrolo[1,2-f][1,2,4]triazin-4-amine has also been shown to have inhibitory properties against cancer cells in vivo and can be used to treat cancer. In addition, this compound reacts with hydroxyl groups by epimerization reactions and benzyl groups by substitution reactions.</p>

<p>Gabapentin EP Impurity G is a synthetic impurity that is also known as 5-[[[(2R,3S)-2-amino-3-(4-hydroxyphenyl)propyl]amino]carbonyl]-1,3-benzenediol. It has CAS No. 1500558-49-5 and a molecular weight of 447. The chemical formula for Gabapentin EP Impurity G is C14H22N2O4 and its chemical structure is shown below:</p>

<p>The impurity is a natural product and an API impurity. The impurity is synthesized by the rearrangement of (E/Z)-FK-506 26,28-allylic ester. This impurity has been shown to be present in drug products at concentrations up to 0.0025% w/w. It is found in analytical samples at concentrations up to 0.02% w/w, which may be due to its use as a HPLC standard. The impurity has been studied for metabolism in rats and rabbits and is not metabolized by microsomal enzymes or conjugated with glucuronic acid. The compound has also been shown to have anti-inflammatory properties in mice models and has no cardiotoxic effects on Balb/c mice.</p>

<p>Please enquire for more information about (2E,4E,6E)-3,7-Dimethyl-8-oxo-2,4,6-octatrienoic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Trans-haloperidol N-oxide is a pyridinium salt that has been used in the synthesis of other compounds. It is an intermediate in the formation of the anion, which arises due to hydrolysis of haloperidol. The anion can be converted to an n-oxide by treatment with hydrogen peroxide and acetic acid. Trans-haloperidol N-oxide can also be prepared by chromatography or kinetic studies. The analytical techniques employed include high performance liquid chromatography (HPLC) and gas chromatography/mass spectrometry (GC/MS).</p>

<p>Pseudomonic acid D sodium is a drug product that is used for the development of novel drugs. It is a natural metabolite of pseudomonic acid A, which is found in the fungus Pseudomonas sp. Pseudomonic acid D sodium is used as an analytical standard to aid in the identification of pseudomonic acid A and its metabolites. Pseudomonic acid D sodium can be synthesized by reacting 2-chloro-4-nitrobenzene with sodium bisulfate. The synthesis proceeds through a sequence of three reactions, namely nucleophilic substitution, electrophilic substitution, and hydrolysis. The structure of pseudomonic acid D sodium has been confirmed using nuclear magnetic resonance spectroscopy (NMR) and mass spectrometry (MS).</p>

<p>13-Ethyl-17-hydroxy-18,19-dinor-17a-pregn-5(10)-en-20-yn-3-one EP is an analytical standard and an impurity. It is used as the reference substance for HPLC drug analysis. It is also a metabolite that can be found in drugs such as metoprolol, clonidine, and propranolol. 13EP was first synthesized by a custom synthesis company to meet the needs of niche drug products. The synthetic compound has been shown to be natural and it is not chemically related to any other compounds.</p>

<p>5-Ethyl-5-phenyl-2-(1-phenylpropyl)dihydropyrimidine-4,6(1H,5H)-dione is an impurity in the drug product of the drug 5-[3-(3,4-dihydroisoquinolin-2(1H)-yl)propoxy]-2,2'-bis[N-(2-hydroxyethyl)]ethaneamine. It is an analytical standard for HPLC and can be used as a pharmacopoeia or custom synthesis. It is also a metabolite of the drug 5-[3-(3,4-dihydroisoquinolin-2(1H)-yl)propoxy]-2,2'-bis[N-(2-hydroxyethyl)]ethaneamine.</p>

<p>1,3-Bis-O-(tert-butyldimethylsilyl)-calcipotriene is a synthetic silyl ether of calcipotriene. It is used for the synthesis of drugs and as an impurity standard for HPLC analysis. 1,3-Bis-O-(tert-butyldimethylsilyl)-calcipotriene has been studied in metabolism studies and found to be natural, but it is not an API because it does not have a biological activity. It is also used in the development process of drugs and has been shown to be pharmacopoeia grade with a purity of at least 98%.</p>

<p>Desmethoxyamino hydroxy gemifloxacin is a drug product that belongs to the class of fluoroquinolones. It is a synthetic compound with a molecular weight of 551.4 g/mol and an empirical formula of C21H25FN3O2. Desmethoxyamino hydroxy gemifloxacin has been shown to inhibit bacterial DNA gyrase and topoisomerase IV in vitro, which are enzymes that maintain the integrity of bacterial DNA. The compound binds to 16S ribosomal RNA and inhibits protein synthesis, leading to cell death by inhibiting the production of proteins vital for cell division. This drug product is metabolized into gemifloxacin, desmethoxyamino acid, and desmethylgemifloxacin. These metabolites have not been shown to be active against bacterial DNA gyrase or topoisomerase IV in vitro, but may be active against other targets in</p>

<p>N-Ethyl fluprostenol carboxamide is a synthetic compound with a chemical formula of C17H21NO4. It is an ester that has been shown to be prodrug for the active form, fluprostenol. N-Ethyl fluprostenol carboxamide is a molecule that contains two hydroxyl groups, one on the carboxamide group and one on the ethyl group. The chemical structure also contains a halogen atom and an ester group.</p>

<p>2-(4′-Chloro-2,3,4,5-tetrahydro-[1,1′-biphenyl]-4-yl)-3-hydroxynaphthalene-1,4-dione is a research and development impurity standard. It is a synthetic compound that is used as an impurity standard for the manufacture of drug product. 2-(4′-Chloro-2,3,4,5-tetrahydro-[1,1′-biphenyl]-4-yl)-3-hydroxynaphthalene-1,4-dione has high purity and can be used in pharmacopoeia and drug development studies to measure metabolism. 2-(4′-Chloro-2,3,4,5-tetrahydro-[1,1′-biphenyl]-4-yl)-3 -hydroxynaphthalene -1</p>

<p>3-(Methylamino)-1-(2-thienyl)propan-1-ol is a lipase inhibitor that belongs to the group of 1-fluoronaphthalene. It is an efficient method for the demethylation of 1-fluoronaphthalene, which is used in the synthesis of many pharmaceuticals. The synthesis of this compound was achieved through a kinetic study and confirmed by x-ray crystallography. This compound has been shown to be an analytical method for the determination of impurities in other drugs. 3-(Methylamino)-1-(2-thienyl)propan-1-ol can also be used as a drug substance for other pharmaceuticals and has been shown to inhibit the transfer of chiral centers mediated by enzymes and substrates.</p>

<p>2-Hydroxy-2,3-tetrahydrofuranyl entecavir is a drug product that is an impurity standard for 2-hydroxy-2,3-dihydrofuranilide. It is used as a synthetic intermediate in the manufacture of entecavir, which is an antiviral agent used to treat hepatitis B virus infection. 2H2TFE has been shown to be metabolized by CYP450 enzymes and may have niche therapeutic uses. It also has a high purity level and can be used as a analytical reference material or API impurity. CAS No. 1984788-96-6</p>

<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>

<p>Propoxyphenyl homohydroxysildenafil is a preparative mass spectrometric analysis of the metabolite of sildenafil, which is a phosphodiesterase type 5 inhibitor. It has been shown to increase the flow rate in rats with an experimental pulmonary hypertension. The product ions of propoxyphenyl homohydroxysildenafil are m/z 409.3, 417.2, and 419.2, and its pharmacological study has been conducted on tadalafil and isobutyl.</p>

<p>Please enquire for more information about Des(methylpiperazinyl) imatinib dimer piperazinium chloride including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>NPS-ALX-4A is a drug, which has been shown to have cognition-enhancing effects in mice. It is a 5-HT6 receptor antagonist and can be used as an animal model for human cognitive disorders. NPS-ALX-4A was administered orally to control mice and the animals were tested for learning and memory. The study showed that NPS-ALX-4A improved spatial memory in the mouse model. This drug has not been tested on humans, but it has shown cognitive benefits in the mouse model with no significant side effects.</p>

<p>(3α)-Allopregnanolone sulfate is a medicinal compound with potential anticancer properties. It is an analog of the natural hormone allopregnanolone and has been shown to inhibit kinases involved in cancer cell proliferation and survival. This compound induces apoptosis, or programmed cell death, in cancer cells by targeting proteins that regulate cell growth and division. (3α)-Allopregnanolone sulfate has been studied as a potential inhibitor of tumor growth in human cancer cells and has shown promising results. It can be detected in urine samples and has also been used in Chinese traditional medicine for its medicinal properties.</p>

<p>Cefixime EP Impurity C disodium is an impurity in the drug Cefixime EP. It is a by-product of the synthesis process, which can be removed by a purification process. This product is an analytical standard and is used for qualitative analysis in HPLC. It is also used as a research and development standard for drug development. This product has been classified as a niche impurity since it only occurs at trace levels in the drug product, but it may have pharmacological relevance to some patients. This impurity can be synthesized from natural or synthetic sources and is available for custom synthesis to meet specific customer needs.</p>

<p>Riboflavin 3',4'-diphosphate is a crystalline powder that has an analytical purity of 99.9%. This compound is used as a research and development standard for HPLC, as well as an impurity standard for riboflavin. It is also used in the synthesis of drugs and pharmaceuticals, such as antibiotics and antiviral agents. Riboflavin 3',4'-diphosphate can be synthesized from natural or synthetic sources.</p>

<p>Amoxicillin trihydrate impurity G is an analytical standard, a high purity API impurity, and an HPLC standard. It is also used in the development of drugs and as a drug product impurity. Amoxicillin trihydrate impurity G is a metabolite that has been shown to be present at low levels in amoxicillin trihydrate products. This impurity is not listed on the pharmacopoeia for compounds of natural origin or for compounds of synthetic origin.</p>

<p>Please enquire for more information about (1R,2R)-1-(M-Hydroxyphenyl)-2-amino-1-propanol including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<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>