APIs for research and impurities
Subcategories of "APIs for research and impurities"
- Aminoacids and derivatives(12,319 products)
- Anthraquinones and derivatives(402 products)
- Benzimidazole and Imidazole Derivatives(10,389 products)
- Benzodiazepine Derivatives(326 products)
- Carbohydrates and glycoconjugates(5,046 products)
- Esters and Derivatives(42,242 products)
- Fatty Acids and Lypidic Derivatives(32,371 products)
- Flavonoids and Polyphenols(17,073 products)
- Free Radicals and Oxidant/Reducing Agents(211 products)
- Ketones and derivatives(2,398 products)
- Natural and semi-synthetic antibiotics(6,321 products)
- Nitriles and Cyano Derivatives(3,068 products)
- Nitrosamines and Derivatives(55 products)
- Nucleosides and Nucleotides(3,441 products)
- Organic Phosphates and Phosphonates(1,193 products)
- Organic Sulphonates and Sulphates(10,418 products)
- Organometallics(4,417 products)
- Others(6,270 products)
- Peptides and Proteins(3,132 products)
- Polymers and Derivatives(99 products)
- Purines and Pyrimidine Derivatives(8,895 products)
- Quinazoline and Quinoline Derivatives(65,667 products)
- Quinones and Derivatives(24,338 products)
- Salts and Derivatives of Active Pharmaceutical Ingredients (API)(81,323 products)
- Steroids and Derivatives(4,922 products)
- Sulfonamides and Derivatives(2,562 products)
- Terpenoids and Derivatives(3,833 products)
- Thiazolidinediones and Thiopyrans(2,752 products)
- β-Adrenergic Compounds(227 products)
Found 58693 products of "APIs for research and impurities"
2-Methoxy-5-sulfamoylbenzoic acid
CAS: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.
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 antifFormula:C8H9NO5SPurity:Min. 95%Molecular weight:231.23 g/molRef: 3D-IM145487
Discontinued productHaloxyfop-d4
CAS:Haloxyfop-d4 is an analog of the herbicide Haloxyfop that has been shown to have anticancer properties. It works by inhibiting kinases, which are enzymes that play a key role in cell division and growth. This inhibition leads to apoptosis, or programmed cell death, in cancer cells. Haloxyfop-d4 has been found to be effective against a variety of human cancer cell lines, including those resistant to other anticancer drugs. In addition, it has been shown to inhibit the growth of tumors in animal models. This drug is metabolized in the liver and excreted in urine. It is not known to interact with other drugs such as rifampicin or protein kinase inhibitors.
Formula:C15H11ClF3NO4Purity:Min. 95%Molecular weight:365.72 g/molRef: 3D-CFA89334
Discontinued productTetracosanoic-d47 acid
CAS:Controlled ProductTetracosanoic acid is a drug product that is used in the development of drugs and as an analytical standard. Tetracosanoic acid is a metabolite of tetracosanol and has been shown to inhibit the metabolism of cyclooxygenase-2 (COX-2) by inhibiting prostaglandin synthesis. Tetracosanoic acid also has anti-inflammatory properties, which may be due to its ability to inhibit COX-2 activity. This product can be used as an impurity standard for API's with a purity level of 99% or greater. Tetracosanoic acid is also used for research on metabolic pathways and as an analytical standard for HPLC analysis.
Formula:C24HD47O2Purity:Min. 95%Molecular weight:415.93 g/molRef: 3D-TCA06000
Discontinued productAlpha-Desmethyl anastrozole
CAS:Alpha-Desmethyl anastrozole is a synthetic chemical that has been used as an impurity standard for the drug product, Anastrozole (Arimidex). This compound is metabolized in humans and is a metabolite of Arimidex. Alpha-Desmethyl anastrozole exhibits high purity and can be synthesized using custom synthesis. The CAS number for this compound is 1215780-15-6.
Formula:C16H17N5Purity:Min. 95%Molecular weight:279.34 g/molRef: 3D-ID21236
Discontinued productLy 2389575 hydrochloride
CAS:Ly 2389575 hydrochloride is a drug product for the treatment of rheumatoid arthritis, psoriatic arthritis, and plaque psoriasis. It is synthesized in a natural manner from the fermentation of Streptomyces lavendulae. The compound has been shown to be 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. Ly 2389575 hydrochloride also specifically binds to markers expressed at high levels in Mycobacterium tuberculosis strains (e.g., ESX-1 secretion system protein) and inhibits cell growth in culture.
Formula:C15H16BrCl3N4Purity:Min. 95%Molecular weight:438.6 g/molRef: 3D-KKB10409
Discontinued product8-Benzyloxy-5-[(R)-2-bromo-1-(tertbutyldimethylsilyloxy)ethyl]-1H-quinolinone
CAS:8-Benzyloxy-5-[(R)-2-bromo-1-(tertbutyldimethylsilyloxy)ethyl]-1H-quinolinone is a drug product that is used as an analytical standard in metabolism studies. It has been shown to be a natural impurity in the API, and is found in the synthesis of a custom synthesis. 8-Benzyloxy-5-[(R)-2-bromo-1-(tertbutyldimethylsilyloxy)ethyl]-1H-quinolinone has been synthesized and characterized as an impurity standard for HPLC analysis. This substance has been used extensively in drug development and research as well as being a pharmacopoeia grade material.
Formula:C24H30BrNO3SiPurity:Min. 95%Molecular weight:488.5 g/molRef: 3D-FWA08474
Discontinued product(2S)-2-Amino-3-methoxy-N-(phenylmethyl)propanamide
CAS:Please enquire for more information about (2S)-2-Amino-3-methoxy-N-(phenylmethyl)propanamide including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C11H16N2O2Purity:Min. 95%Molecular weight:208.26 g/molRef: 3D-ZTA53478
Discontinued productVarenicline N-oxide
CAS:Varenicline N-oxide is a synthetic drug product. It is the metabolite of varenicline, which is used as an aid to smoking cessation. Varenicline N-oxide has shown anti-inflammatory properties in vitro and in vivo, and may be useful for treating inflammatory diseases. Varenicline N-oxide also has been shown to inhibit the production of nitric oxide in macrophages and prevent the release of tumor necrosis factor alpha by macrophages.
Formula:C13H13N3OPurity:Min. 95%Molecular weight:227.26 g/molRef: 3D-IV177544
Discontinued product4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide
CAS:This is a white crystalline compound that has been shown to be effective against glutamic acid-sensitive L-amino acid decarboxylase. It is used as an intermediate in the synthesis of other pharmaceuticals.
Formula:C10H10N2O4SPurity:Min. 95%Molecular weight:254.26 g/molRef: 3D-IH21390
Discontinued productL-745,870 Trihydrochloride
CAS:L-745,870 is a subchronic atypical antipsychotic agent that is a potent D4 receptor agonist. Its efficacy in treating various mental disorders has been demonstrated in clinical studies with animals. L-745,870 has shown antidyskinetic activity in animal models of Parkinson's disease and dyskinesia. The molecular target for this drug is the dopamine D4 receptor. Clinical development of L-745,870 has begun in human studies.
Formula:C18H22Cl4N4Purity:Min. 95%Molecular weight:436.2 g/molRef: 3D-RJB02103
Discontinued product8-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-1-octen-4-ol
CAS:Please enquire for more information about 8-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-1-octen-4-ol including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C14H30O2SiPurity:Min. 95%Molecular weight:258.47 g/molRef: 3D-PNA56366
Discontinued productRetinyl retinoate
CAS:Controlled ProductRetinyl retinoate is a synthetic retinoid that is chemically stable and has been shown to be effective in clinical studies. Retinyl retinoate is a lipophilic molecule with antioxidant properties, and it also has the ability to bind to hyaluronic acid and other natural compounds to maintain skin condition. This compound is synthesized by esterification of all-trans-retinoic acid with fatty acids, such as oleic acid or linoleic acid. The chemical structure of this compound can be determined by nuclear magnetic resonance spectroscopy.
Formula:C40H56O2Purity:Min. 95%Molecular weight:568.9 g/molRef: 3D-QAA49886
Discontinued product9-(1,3-Dioxolan-2-ylmethyl)-3,9-dihydro-1,3-dimethyl-1H-purine-2,6-dione
CAS:9-(1,3-Dioxolan-2-ylmethyl)-3,9-dihydro-1,3-dimethyl-1H-purine-2,6-dione is a metabolite of the drug 9-(1,3-Dioxolan-2-ylmethyl)-1,3,9 dihydrobenzo[g]pteridine. It is an impurity in the synthesis of 9-(1,3 Dioxolan 2 ylmethyl)-3,9 dihydrobenzo [g]pteridine. The purity of this compound is > 99%, with a melting point range of 233 to 235 °C and a molecular weight of 244.24 g/mol. It is soluble in methanol and acetonitrile. This compound has been characterized by IR spectroscopy (ATR), 1H NMR (400 MHz) spectroscopy (CDCl 3 ), and mass spectrometry (HRMS
Formula:C11H14N4O4Purity:Min. 95%Molecular weight:266.25 g/molRef: 3D-ZWB28918
Discontinued productN’-(4-Acetylaminophenyl)-N,N-dimethylacetamidine
CAS:N’-(4-Acetylaminophenyl)-N,N-dimethylacetamidine is a drug product that is used in the development of new drugs. It has high purity, analytical grade and natural origin. It is an impurity standard used in metabolite identification and research and development. The CAS number for this compound is 1358054-66-6.Formula:C12H17N3OPurity:Min. 95%Molecular weight:219.28 g/molRef: 3D-IEC05466
Discontinued productLinagliptin impurity E
CAS:Controlled ProductLinagliptin impurity E is a metabolite of the drug Linagliptin. It is an analytical reference material that is used to calibrate HPLC and GC-MS methods for quality control and purity assessment of Linagliptin. This impurity standard is also used for metabolism studies.
Formula:C25H28N8O2Purity:Min. 95%Molecular weight:472.54 g/molRef: 3D-IB106310
Discontinued productRemdesivir impurity 9
CAS:CAS No.: 159970-52-6
Remdesivir impurity 9 is a synthetic, natural and drug development impurity standard. It has been prepared in accordance with the requirements of the ICH Q3C(R4) guidelines for impurities in new drug substances (NDS). Remdesivir impurity 9 can be used as an analytical reference material for HPLC methods for purity assessment.
This product is available for custom synthesis and research and development purposes.Formula:C27H35N6O8PPurity:Min. 95%Molecular weight:602.58 g/molQuinidine methiodide
CAS:Quinidine is a drug that has been used in the treatment of cardiac arrhythmias and as an antiarrhythmic. It is an uncharged compound that can cross cell membranes by passive diffusion. Quinidine binds to the sodium ion channel, which is the pore through which sodium ions enter the cell, and causes it to close, thereby preventing them from entering the cell. This leads to decreased conductance of nerve impulses and a decrease in membrane potential. The effectiveness of quinidine is dependent on its concentration and on the duration of exposure to this drug.
Formula:C21H27IN2O2Purity:Min. 95%Molecular weight:466.4 g/molRef: 3D-SBA98287
Discontinued product4,6-Dimethoxy-β-methyl-3-phenoxy ambrisentan
CAS:Controlled Product4,6-Dimethoxy-β-methyl-3-phenoxy ambrisentan is a synthetic drug with a high purity and pharmacopoeia. It belongs to the group of drugs called prostanoids, which are lipid molecules that act as hormones. 4,6-Dimethoxy-β-methyl-3-phenoxy ambrisentan is used in research and development for the treatment of pulmonary arterial hypertension. It is an impurity standard for HPLC analysis. This compound can be custom synthesized for drug product research and development. Metabolism studies have been conducted on this compound. The metabolites have been identified as 4,6-dimethoxy-(E)-2-[(E)-2-(4'-methylbenzylidene)ethenyl]-3-[(Z)-1-(4'-methylbenzylidene)ethenyl]ambrinol (M1), 4,6-dimethoxy-(E)-Formula:C22H22N2O6Purity:Min. 95%Molecular weight:410.4 g/molRef: 3D-JGA30803
Discontinued productSacubitril methyl ester
CAS:Sacubitril methyl ester is a drug product that belongs to the group of angiotensin receptor blockers. It is a prodrug that is metabolized in vivo to its active form, sacubitril. Sacubitril methyl ester has been shown to be effective in reducing morbidity and mortality in patients with chronic heart failure.
Formula:C23H27NO5Purity:Min. 95%Color and Shape:PowderMolecular weight:397.47 g/molRef: 3D-IS181150
Discontinued productKaempferol di-o-methoxymethyl ether
CAS:Kaempferol di-O-methoxymethyl ether is a natural product that has been identified as a metabolite of kaempferol. It is an API impurity in the drug product and can also be found in the synthesis of kaempferol. Kaempferol di-O-methoxymethyl ether is a synthetic compound that can be used for drug development, research and development, and analytical purposes. It is an HPLC standard for pharmacopoeia.Formula:C19H18O8Purity:Min. 95%Molecular weight:374.3 g/molRef: 3D-EDC80199
Discontinued productPteroic acid, min95%
CAS:Pteroic acid is a naturally occurring substance found in plants and animals. It has inhibitory activities against enzymes such as butyrate kinase, acetyl-CoA synthetase, and glutamate dehydrogenase. Pteroic acid is used to synthesize quinoxalines, which are used for the treatment of cancer. Pteroic acid also inhibits cell growth by inhibiting protein synthesis. This is done by conjugating with amino acids and inhibiting their uptake into the ribosome. The inhibition of glutamate dehydrogenase may be due to its ability to reduce levels of glutathione, which is an inhibitor of this enzyme.
Formula:C14H12N6O3Purity:Min. 95%Color and Shape:Slightly Yellow PowderMolecular weight:312.28 g/molGbr 12935 dimaleate
CAS:Gbr 12935 dimaleate is a research and development impurity standard. It is a synthetic, high purity, pharmacopoeia drug product. The CAS number for Gbr 12935 dimaleate is 1349767-56-1. Gbr 12935 dimaleate is used in Drug Development and Metabolism studies as an analytical standard. This compound is also used as a natural metabolite in HPLC standards.
Formula:C32H38N2O5Purity:Min. 95%Color and Shape:PowderMolecular weight:530.7 g/molRef: 3D-ZDC76756
Discontinued productRos 234 dioxalate
CAS:Ros 234 is a dioxalate salt of rosiglitazone, and is an anti-cancer agent that inhibits the growth of cancer cells. Ros 234 has been shown to inhibit inflammatory conditions such as asthma, rheumatoid arthritis, and colitis. It also modulates immune and autoimmune responses.
Formula:C17H19N5O8Purity:Min. 95%Molecular weight:421.4 g/molRef: 3D-GWC94193
Discontinued productDeschloro amlodipine
CAS:Deschloro amlodipine is a drug that is used for the treatment of high blood pressure. It belongs to a group of drugs called calcium channel blockers. Amlodipine has been shown to bind to and inhibit the activity of voltage-gated calcium channels in heart muscle, thereby lowering blood pressure. Deschloro amlodipine is an impurity standard for pharmacopoeia and analytical laboratories. The synthesis of deschloro amlodipine can be customized according to customer requirements. This product will be shipped as soon as possible after purchase.br> br> Desloro amlodipine is metabolized by cytochrome P450 enzymes, including CYP3A4, CYP2C9, and CYP2D6, which are found in the liver and intestines. These enzymes convert desloro amlodipine into two metabolites: 4-hydroxyamlodipine and 4
Formula:C20H26N2O5Purity:Min. 95%Molecular weight:374.43 g/molRef: 3D-NDA15052
Discontinued product1-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]-2-[[[4-(3-methoxypropoxy)-3-methyl-2-pyridinyl]methyl]sulfonyl]-1H-benzimidazo le
CAS:1-[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]-2-[(4-(3-methoxypropoxy)-3-methyl-2-pyridinyl)methylsulfonyl]-1H-benzimidazole (MKC1807) is a synthetic drug product. MKC1807 is an analytical standard in the HPLC assay for the determination of Epiandrosterone sulfate and its metabolites. 1-[4-(3-Methoxypropoxy)-3,5,6,7,8 -pentamethylcyclohexyl]methyl 2-[(4-(3 -methoxypropoxy) 3,5,6,7,8 -pentamethylcyclohexyl)methylsulfonyl]-1H benzimidazole has been shown to be a natural metabolite of Epiandrosterone sulfate. This compoundFormula:C29H36N4O6SPurity:Min. 95%Molecular weight:568.69 g/molRef: 3D-IM25352
Discontinued productTianeptine ethyl ester
CAS: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.
Formula:C23H29ClN2O4SPurity:Min. 95%Molecular weight:465.00 g/molRef: 3D-RCA98177
Discontinued product3-(2-Fluorophenyl) ezetimibe
CAS:3-(2-Fluorophenyl) ezetimibe is an impurity of the drug product Ezetimibe. It is a metabolite that has been shown to have analytical and research and development applications. 3-(2-Fluorophenyl) ezetimibe is soluble in organic solvents such as acetone, ethanol, or chloroform and insoluble in water. The impurity standard for 3-(2-Fluorophenyl) ezetimibe conforms to the USP/NF monograph for Ezetimibe Impurities A, B, C, D, E and F. The CAS number for this impurity is 1798008-25-9.
Formula:C24H21F2NO3Purity:Min. 95%Molecular weight:409.40 g/molRef: 3D-YWC00825
Discontinued productBenzylidene camphor sulfonic acid
CAS:Benzylidene camphor sulfonic acid is a non-volatile, oil-soluble, water-insoluble, white solid. It can be formulated as a microcapsule to provide sun protection and to protect against the effects of radiation. Benzylidene camphor sulfonic acid is used in pharmaceutical preparations for the treatment of psoriasis and other skin conditions. It has been shown to have sunscreen activity due to its ability to absorb ultraviolet light. The sunscreen property of benzylidene camphor sulfonic acid may be due to its ability to absorb ultraviolet light and release it in the form of heat or infrared radiation. Benzylidene camphor sulfonic acid also has an antibacterial effect on some strains of bacteria such as Sarcina lutea and Bacillus subtilis.
Formula:C17H20O4SPurity:Min. 95%Molecular weight:320.4 g/molRef: 3D-GCA03958
Discontinued productDiethyl methylphenylmalonate
CAS:Diethyl methylphenylmalonate is a halogenated organic compound that can be prepared by the reaction of magnesium with diethyl malonate and methylbromide. Diethyl methylphenylmalonate is used as a ligand in coordination chemistry and as a catalyst in organic reactions. The mechanism of this chemical's action is unknown, but it has been shown to be hydrophobic and to bind to microbial cells. It also has been demonstrated to have an oxidation catalyst activity. Diethyl methylphenylmalonate can be synthesized from vitamin b12, piperazine, and solid catalyst irradiation or electrolysis.
Formula:C14H18O4Purity:Min. 95%Molecular weight:250.29 g/molRef: 3D-JBA00961
Discontinued productDesfluoro impurity
CAS: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.
Formula:C21H17F3N4O2SPurity:Min. 95%Color and Shape:PowderMolecular weight:446.45 g/molRef: 3D-ID181063
Discontinued productEthyl 6-[4-[(5-chloro-1-oxopentyl)amino]phenyl]-4,5,6,7-tetrahydro-1-(4-methoxyphenyl)-7-oxo-1H-pyrazolo[3,4-c]pyridine-3-carboxylat e
CAS:Ethyl 6-[4-[(5-chloro-1-oxopentyl)amino]phenyl]-4,5,6,7-tetrahydro-1-(4-methoxyphenyl)-7-oxo-1H-pyrazolo[3,4-c]pyridine-3-carboxylate is a chemical compound with various applications. It is soluble in methanol and has been found to interact with peptidoglycan, cellulose, and other substances. This compound has shown potential anticoagulation properties and has been studied for its effects on blonanserin, etoricoxib, 27-hydroxycholesterol, tenofovir, proton, famotidine, dimethyl fumarate, calpain, dimethyl sulfoxide, and reactive agents. Further research is needed to fully understand the potential applications of this compound and its interactions with different substances.
Formula:C27H29ClN4O5Purity:Min. 95%Molecular weight:525 g/molRef: 3D-WGC82320
Discontinued product2-Amino-N-(2-benzoyl-4-chlorophenyl)-N-methylacetamide
CAS:2-Amino-N-(2-benzoyl-4-chlorophenyl)-N-methylacetamide is an impurity in the drug product, which is a metabolite of the active drug. It has been classified as a research and development compound and is used as an analytical standard for HPLC. This chemical has been shown to be metabolized in the liver by cytochrome P450 enzymes, generating metabolites that are excreted in urine. 2-Amino-N-(2-benzoyl-4-chlorophenyl)-N-methylacetamide exhibits pharmacological activity similar to other benzodiazepine drugs.
Formula:C16H15ClN2O2Purity:Min. 95%Molecular weight:302.75 g/molRef: 3D-LBA02094
Discontinued productPseudomonic acid D sodium
CAS: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).
Formula:C26H41NaO9Purity:90%MinMolecular weight:520.59 g/molAlpha-amino-4-octylbenzenebutanoic acid
CAS:Alpha-amino-4-octylbenzenebutanoic acid is an impurity standard for pharmacopoeia and drug development. It is a synthetic compound that has been shown to be a metabolite of the muscle relaxant succinylcholine. Alpha-amino-4-octylbenzenebutanoic acid is a high purity, custom synthesis material and can be used as a reference or calibration standard in analytical techniques such as HPLC.
Formula:C18H29NO2Purity:Min. 95%Molecular weight:291.40 g/molRef: 3D-WYA82019
Discontinued productMethyl mycophenolate impurity E
CAS:Methyl mycophenolate impurity E is a reactive, propargylamine-containing, monosodium salt with immunosuppressive properties. It is used in the treatment of cancer by inhibiting the production of white blood cells, which are needed to fight infection. Methyl mycophenolate impurity E has shown antitumor activity and can be used for the treatment of some types of cancer. It is metabolized in vivo to methyl mycophenolate and inhibits protein synthesis by alkylating DNA.
Formula:C18H22O6Purity:Min. 95%Color and Shape:White PowderMolecular weight:334.36 g/molRef: 3D-IM25526
Discontinued productIbuprofen EP impurity H
CAS:Ibuprofen EP impurity H is an impurity of ibuprofen. It is a white crystalline powder with a melting point of 182-184°C and a molecular weight of 253.3. Ibuprofen EP impurity H can be synthesized in high purity by reacting 4-bromobenzenesulfonyl chloride with 2-hydroxybenzoic acid in the presence of triethylamine. This impurity has been used as a standard for drug product analysis, pharmacopoeia standards, drug development, and metabolism studies. Ibuprofen EP impurity H can be identified by HPLC using a retention time of 17.2 minutes and an UV absorption maximum at 254 nm.
Formula:C24H32OPurity:Min. 95%Molecular weight:336.51 g/molHydroxy cyclophosphamide semicarbazone-d4
CAS:Hydroxy cyclophosphamide semicarbazone-d4 is an analytical standard used to monitor the purity of a drug product. It can be used as a reference compound to determine the identity of impurities in a drug product. Hydroxy cyclophosphamide semicarbazone-d4 has been found to be an impurity in some drugs, such as dihydroxycyclophosphamide and hydroxyclorambucil. The chemical name for this substance is 4-[bis(2-chloroethyl)amino]benzoic acid hydroxycyclobutyl ester, and it is used in the synthesis of 3-(1-naphthyl)propionic acid semicarbazide and 2-methyl-2-nitropropane sulfonate. Hydroxy cyclophosphamide semicarbazone-d4 is also a metabolite that is formed when hydroxy cyclophosphamide is broken down by the liver or kidney.
Formula:C8H18Cl2N5O3PPurity:Min. 95%Molecular weight:334.14 g/molRef: 3D-DCA94846
Discontinued productRosuvastatin anhydro lactone
CAS:Rosuvastatin anhydro lactone is a pure chemical compound that is used as an analytical reference standard for high-performance liquid chromatography (HPLC) for the determination of purity and identification of impurities in pharmaceuticals. It is also utilized as a drug development, API impurity, and HPLC standard. Rosuvastatin anhydro lactone is a metabolite of rosuvastatin and is chemically designated as C22H29NO3. The CAS number for rosuvastatin anhydro lactone is 1246665-85-9.
Formula:C22H24FN3O4SPurity:Min. 95%Molecular weight:445.50 g/molRef: 3D-WZB66585
Discontinued product2-[4-(Dimethylamino)-1-(2-methylphenyl)butyl]-phenol
CAS:Please enquire for more information about 2-[4-(Dimethylamino)-1-(2-methylphenyl)butyl]-phenol including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C19H25NOPurity:Min. 95%Molecular weight:283.4 g/molRef: 3D-UDA43254
Discontinued productCeftazidime impurity H
CAS:Ceftazidime impurity H is a by-product that can be found in the synthesis of ceftazidime. It has been detected using magnetic separation and UV detection. Ceftazidime impurity H is an antibacterial agent that inhibits bacterial growth. This antibiotic binds to the 50S ribosomal subunit, preventing protein synthesis and cell division.
Formula:C23H24N6O7S2Purity:Min. 95%Molecular weight:560.6 g/molRef: 3D-IC63721
Discontinued productMoexipril diketopiperazine
CAS:Moexipril diketopiperazine is a drug product that is custom synthesized in a high purity and analytical grade. It is metabolized through metabolism studies and has been shown to have natural, synthetic, impurity and research and development standards. Moexipril diketopiperazine has CAS No. 103733-51-3. It has been shown to be a metabolite of Moexipril hydrochloride, which is an angiotensin II receptor antagonist used to treat hypertension and congestive heart failure. This product is also used as a standard for HPLC analysis.
Formula:C27H32N2O6Purity:Min. 95%Molecular weight:480.6 g/molRef: 3D-DEA73351
Discontinued productNaproxen Impurity C
CAS:Naproxen Impurity C is an analytical impurity that is found in Naproxen. It is a white crystalline powder with a melting point of 210°C and an assay of 99%. It has been shown to be a metabolite of Naproxen, and may have therapeutic value for the treatment of pain, inflammation, or fever. The purity of this product has been verified by HPLC analysis.
Formula:C14H13BrO3Purity:Min. 95%Molecular weight:309.16 g/mol(4-Chlorophenyl)[4-(1-methylethoxy)phenyl]methanone
CAS:(4-Chlorophenyl)[4-(1-methylethoxy)phenyl]methanone is a drug product that is Custom synthesized to meet the requirements of pharmacopoeia, analytical, and drug development. It has been studied for its metabolism and toxicity profile in animals. This compound is a metabolite of chlorpheniramine, which is used as an antihistamine. Metabolites of this compound have also been identified in humans. The CAS Registry Number for this compound is 154356-96-4.Formula:C16H15ClO2Purity:Min. 95%Molecular weight:274.74 g/molRef: 3D-IC20310
Discontinued product(S,S)-IsoValganciclovir hydrochloride
CAS:(S,S)-IsoValganciclovir hydrochloride is a drug product with a purity of 99.5% or greater that is used as a reference standard in drug development and analytical chemistry. It is metabolized to (2R,3R)-2-Amino-3-hydroxypropanoic acid by the enzyme valganciclovir hydrolase. The chemical name for (S,S)-IsoValganciclovir hydrochloride is 2-(Aminomethyl)valganciclovir. The CAS registry number for this compound is 1401562-13-7.
Formula:C14H23ClN6O5Purity:Min. 95%Molecular weight:390.82 g/molRef: 3D-IV180935
Discontinued productEthyl (S)-1-phenyl-1,2,3,4-tetrahydro-2-isoquinolinecarboxylate
CAS:Ethyl (S)-1-phenyl-1,2,3,4-tetrahydro-2-isoquinolinecarboxylate is an analytical standard used to identify impurities in drug products. It is a metabolite of the drug product and has been shown to be safe for human consumption. The compound is a synthetic chemical that is not found naturally in the environment. CAS No. 180468-42-2
Formula:C18H19NO2Purity:Min. 95%Molecular weight:281.35 g/molRef: 3D-IE71486
Discontinued productRemdesivir impurity 3 HCl
CAS: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
Formula:C9H19NO2·HClPurity:Min. 95%Molecular weight:209.71 g/mol5-Oxo Rosuvastatin
CAS:5-Oxo Rosuvastatin is a drug product that has been synthesized from natural ingredients. It is an analytical standard for the impurity, 5-oxo-rosuvastatin, which is a potential impurity in the API, rosuvastatin. This drug product has been custom synthesized in order to provide an Impurity Standard for HPLC. This drug product is also used as a Synthetic Reference Standard for Drug Development and Research and Development.
Formula:C22H26FN3O6SPurity:Min. 95%Color and Shape:Off-White To Light (Or Pale) Yellow To Dark Yellow SolidMolecular weight:479.52 g/mol6-Acetoxymethyl-4-methoxy-5-methyl-3-pyridylmethanol o-toluate
CAS:6-Acetoxymethyl-4-methoxy-5-methyl-3-pyridylmethanol o-toluate is a synthetic compound that is used as an analytical reference standard for the metabolism studies. It has been evaluated in a pharmacopoeia and has been found to be of high purity with no detectable impurities. This product can be used in drug development or research and development.
Formula:C19H21NO5Purity:Min. 95%Molecular weight:343.40 g/molRef: 3D-JWB97701
Discontinued product22,23-Dihydroavermectin B1b (Ivermectin B1b)
CAS:Ivermectin is a drug that belongs to the anthelmintic class of drugs. It is active against roundworms, pinworms, and hookworms. Ivermectin has been shown to have an effect on autoimmune diseases such as multiple sclerosis, systemic lupus erythematosus, and rheumatoid arthritis by inhibiting the inflammatory response. The drug has been shown to inhibit matrix metalloproteinases in vitro and in vivo. The matrix effect is seen when the drug binds to proteins in the blood plasma or tissue matrix, where it inhibits their activity. This inhibition prevents the degradation of collagen, which can lead to tissue damage or renal failure. Ivermectin also binds to striatal dopamine receptors and inhibits dry weight gain in animals infected with Ostertagia ostertagi. Ivermectin is given orally in a single dose of 200 micrograms/kg body weight for treatment of intestinal worms (roundworm,
Formula:C47H72O14Purity:Min. 95%Molecular weight:861.07 g/molRef: 3D-FD177819
Discontinued product(E/Z)-It-603
CAS:Please enquire for more information about (E/Z)-It-603 including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C11H9BrN2O3SPurity:Min. 95%Molecular weight:329.17 g/mol1-Benzyl-4-methylpiperidin-3-ol 4-methylbenzenesulfonate
CAS:Please enquire for more information about 1-Benzyl-4-methylpiperidin-3-ol 4-methylbenzenesulfonate including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C20H27NO4SPurity:Min. 95%Molecular weight:377.5 g/molRef: 3D-TUA04020
Discontinued product1-[2-[2-Hydroxy-3-[[2-hydroxy-3-[2-(3-phenylpropanoyl)phenoxy]propyl]-propylamino]propoxy]phenyl]-3-phenylpropan-1-one
CAS:Arbidol is a drug molecule that interacts with protease enzymes. It has been shown to inhibit human erythrocyte chymotrypsin, trypsin, and elastase. Arbidol is also able to inhibit the growth of bacteria such as Staphylococcus aureus, Escherichia coli, and Pseudomonas aeruginosa. The molecular modelling of arbidol suggests that it binds to the active site of the enzyme by blocking hydrophobic pockets on the surface of the enzyme. The conformational change in the protease enzyme activates arbidol's binding site for an extended period of time. This prolonged interaction prevents substrate from binding to the catalytic site of the enzyme and inhibits its activity.
Formula:C39H45NO6Purity:Min. 95%Molecular weight:623.78 g/molRef: 3D-IP63820
Discontinued productTrazodone Hydrochloride BP Impurity A
CAS: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.Formula:C19H22CIN5O2Purity:Min. 95%Molecular weight:491.33 g/molRef: 3D-IT171024
Discontinued productCarmoxirole hydrochloride
CAS:Carmoxirole hydrochloride is a hypoglycemic agent that is used in the treatment of type II diabetes. It is an analog of pergolide mesylate, which is a dopamine receptor agonist and has been shown to cause carcinogenesis in laboratory animals. Carmoxirole hydrochloride is synthesized from the reaction of 3-hydroxy-2-quinuclidinyl benzilate with chloroacetaldehyde, followed by hydrolysis of the ester linkages with hydrochloric acid. It has a particle size of less than 10 μm and exhibits high lipophilicity as it passes through cell membranes and into the intracellular fluid. The drug acts on all types of receptors, including alpha 1-, alpha 2-, beta 1-, beta 2-, and dopaminergic receptors.
Formula:C24H27ClN2O2Purity:Min. 95%Molecular weight:410.9 g/molRef: 3D-QEA09285
Discontinued productChloromethyl olanzapinium chloride
CAS: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.
Formula:C18H22Cl2N4SPurity:Min. 95%Color and Shape:PowderMolecular weight:397.37 g/molDeschloro-zopiclone
CAS:Deschloro-zopiclone is a drug product that is custom synthesized for research and development purposes. It is a synthetic drug that has been shown to have pharmacological properties in the treatment of insomnia. Deschloro-zopiclone is metabolized by hydrolysis, oxidation and conjugation, with the major metabolites being 2,5-dimethoxybenzoic acid and 2-hydroxy-5-methoxybenzoic acid. The metabolite 2,5-dimethoxybenzoic acid has been shown to be responsible for the hypnotic effects of deschloro-zopiclone.
Formula:C17H18N6O3Purity:Min. 95%Molecular weight:354.4 g/molRef: 3D-YDC04661
Discontinued productN-Acetyl N-descarboxyethyl retigabine d4
CAS:N-Acetyl N-descarboxyethyl retigabine (D4) is a pharmaceutical drug that is used for the treatment of epilepsy. It has been shown to be effective in patients who have not responded to other treatments. D4 binds to voltage-gated potassium channels and inhibits their opening, which leads to a decrease in neurotransmitter release from nerve cells. The mechanism by which D4 induces epileptic seizures is unclear but may be due to its ability to inhibit the activity of GABA receptors in the brain.Formula:C15H16FN3OPurity:Min. 95%Molecular weight:273.3 g/molRef: 3D-EJA97068
Discontinued productPropoxyphenyl homohydroxysildenafil
CAS: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.Formula:C24H34N6O5SPurity:Min. 95%Molecular weight:518.6 g/molrac-Pregabalin N-acrylamide
CAS:Pregabalin is an anticonvulsant drug that is used to treat epilepsy, neuropathic pain, and generalized anxiety disorder. It binds to the alpha2-delta subunit of voltage-gated calcium channels and regulates neurotransmitter release. Racemic pregabalin N-acrylamide (Rac-Preg) is a racemic mixture of two enantiomers, S(-)Pregabalin and R(+)Pregabalin. It has been shown to be an analytical standard in HPLC analysis by virtue of its purity and stability. Rac-Preg has been demonstrated as a metabolite of racemic pregabalin in humans and rats. Rac-pregabalin N-acrylamide can be synthesized from the corresponding amine using acylation with acrylic acid chloride followed by hydrolysis with sodium methoxide in methanol.
Formula:C11H19NO3Purity:Min. 95%Molecular weight:213.27 g/molRef: 3D-VJC84428
Discontinued productPravastatin diol lactone
CAS:Pravastatin diol lactone is a lipase inhibitor that prevents the hydrolysis of triglycerides in the intestines. It also inhibits the synthesis of cholesterol by inhibiting hydroxymethylglutaryl-coenzyme A (HMG-CoA) reductase. Pravastatin diol lactone has been shown to be effective in reducing serum cholesterol levels in animal models and inhibiting esterification of cholesterol by preventing the conversion of HMG-CoA to mevalonic acid, which is an important step in the synthesis of cholesterol. Pravastatin diol lactone is a polyketide that was discovered from a fungus and chemically altered to produce this drug.
Formula:C18H26O5Purity:Min. 95%Molecular weight:322.4 g/molRef: 3D-JGA34593
Discontinued productcis-Tadalafil
CAS:Cis-Tadalafil is a potent inhibitor of phosphodiesterase 5, which is used to treat erectile dysfunction (ED) and primary pulmonary hypertension (PPH). It works by increasing blood flow to the penis, allowing men with ED to achieve and maintain an erection. Cis-Tadalafil is also used to treat symptoms of prostatic hyperplasia (enlarged prostate) in men. This drug has been shown to be effective in treating PPH by reducing pulmonary arterial pressure and improving exercise capacity. Cis-Tadalafil belongs to the carboline class of drugs and is a phosphodiesterase 5 inhibitor that selectively inhibits cGMP-specific phosphodiesterase type 5 (PDE5). This drug has been shown to be highly effective in treating both ED and PPH with minimal side effects.
Formula:C22H19N3O4Purity:Min. 95%Color and Shape:White/Off-White SolidMolecular weight:389.4 g/molEmpagliflozin S-furanose
CAS:Empagliflozin S-furanose is a Custom synthesis drug product. It is an analytical standard with CAS No. 1620758-32-8, and it is used in research and development of new drugs. Empagliflozin S-furanose has been found to be a metabolite of empagliflozin, a drug that is used to treat type 2 diabetes mellitus. It is also used as an impurity standard for HPLC analysis of empagliflozin because it does not have any biological activity.
Formula:C23H27ClO7Purity:Min. 95%Color and Shape:PowderMolecular weight:450.91 g/molRef: 3D-IE181148
Discontinued productDicyclopropylamine hydrochloride
CAS:Dicyclopropylamine hydrochloride is a tyrosine kinase inhibitor that blocks the activity of jak2. It is an innovative molecule with the potential to be used in cancer treatment. Dicyclopropylamine hydrochloride has been shown to inhibit activation of tyrosine kinases, which are involved in cell signaling and proliferation. Dicyclopropylamine hydrochloride also has anti-inflammatory properties, which may be due to its ability to inhibit prostaglandin synthesis. This drug is not expected to have any toxicity or side effects because it can be easily metabolized by the liver.br>br> Dicyclopropylamine hydrochloride is a white solid with a melting point of 175°C. It has no detectable odor, and it is soluble in water and ethanol. The impurities found in this compound include myristic acid and amines, which can cause inflammatory diseases.br>br> D
Formula:C6H11N•HClPurity:Min. 95%Color and Shape:PowderMolecular weight:133.62 g/molRef: 3D-FD141573
Discontinued product(S)-Rabeprazole sodium
CAS:(S)-Rabeprazole sodium is an anticancer drug that acts as a kinase inhibitor. It is an analog of Rabeprazole and has been shown to inhibit the growth of cancer cells in vitro and in vivo. (S)-Rabeprazole sodium inhibits the activity of kinases, which are enzymes that play a key role in cell signaling pathways. This inhibition leads to apoptosis, or programmed cell death, in cancer cells. (S)-Rabeprazole sodium has been tested against various types of cancer, including Chinese hamster ovary cells and tumor xenografts in mice. It has also been shown to inhibit elastin degradation, which is important for preventing metastasis of cancer cells. (S)-Rabeprazole sodium may be a promising candidate for the development of new anticancer drugs that target specific kinases and proteins involved in cancer cell growth and survival.
Formula:C18H21N3O3S•NaPurity:Min. 95%Molecular weight:382.43 g/molRef: 3D-IR183125
Discontinued product3-Dimethylaminopropyl-2-benzylaminobenzoate hydrochloride
CAS:3-Dimethylaminopropyl-2-benzylaminobenzoate hydrochloride is a versatile compound with various characteristics and applications. It has been found to have diverse effects on different biological processes. This compound has shown potential as an antimuscarinic agent, which means it can block the action of acetylcholine at muscarinic receptors in the body.
Formula:C19H25ClN2O2Purity:Min. 95%Molecular weight:348.9 g/molRef: 3D-WMD18565
Discontinued productCiprofloxacin ep impurity C
CAS:Ciprofloxacin ep impurity C is a synthetic compound. It is used as a research and development standard in the synthesis of ciprofloxacin. The purity of this compound is high, and it has been tested for metabolism studies. This impurity can be detected by HPLC using an analytical method with a natural reference substance. This impurity has not been evaluated for pharmacopoeia or CAS number.
Formula:C15H16FN3O3Purity:Min. 95%Molecular weight:305.30 g/molRef: 3D-DEA22212
Discontinued productSacubitril Impurity 2
CAS:Sacubitril Impurity 2 is a drug product that is an analytical impurity in Sacubitril. This impurity can be found in Sacubitril as a result of natural processes or as an API impurity during the synthesis process. Sacubitril Impurity 2 has been shown to have activity in Metabolism studies, Natural, and Custom synthesis. It has been shown to be a Synthetic impurity standard and HPLC standard. Sacubitril Impurity 2 is used for research and development purposes for the drug development industry, specifically for the niche market. It is also used as an analytical standard for pharmacopoeia methods.
Formula:C24H27NO4Purity:Min. 95%Molecular weight:393.48 g/molN-Benzyl albuterol
CAS:N-Benzyl albuterol is a drug product that is custom synthesized to be of high purity with an analytical standard. It is used in research and development, pharmaceutical development, and as a pharmacopoeia or analytical standard. N-Benzyl albuterol has been found to be a metabolite of the drug product Albuterol Sulfate. It is also used in metabolism studies and natural product research. The CAS number for this compound is 24085-03-8.
Formula:C20H27NO3Purity:Min. 95%Molecular weight:329.4 g/molLinagliptin impurity G
CAS:Linagliptin impurity G is an impurity in the drug product Linagliptin. It is a natural substance and its CAS number is 668270-11-9. Impurity G can be synthesized from L-phenylalanine and cyclohexane carboxaldehyde in a two step process. The first step involves the reaction of L-phenylalanine with cyclohexane carboxaldehyde to yield methylcyclohexanecarboxylate, which then undergoes hydrolysis to give phenylcyclohexanol. In the second step, phenylcyclohexanol reacts with hydrochloric acid to produce phenylcyclohexanone, which is then oxidized with hydrogen peroxide to yield impurity G. Impurity G can also be found in the pharmacopoeia as a high purity HPLC standard for linagliptin.
Formula:C25H28N8O2Purity:Min. 95%Color and Shape:PowderMolecular weight:472.54 g/molN-Nitroso dorzolamide
N-Nitroso dorzolamide is a chemical compound used as an intermediate in the synthesis of dorzolamide, a carbonic anhydrase inhibitor used in the treatment of glaucoma and ocular hypertension.
Formula:C10H15N3O5S3Purity:Min. 95%Color and Shape:PowderMolecular weight:353.44 g/molRocuronium Bromide EP Impurity F Bromide
CAS:Rocuronium Bromide EP Impurity F Bromide is an impurity found in Rocuronium Bromide EP. It is a natural component of the drug product, which is a synthetic drug. The metabolite of this impurity is also found in the natural product, although at much lower concentrations. This impurity has been shown to be present as an analytical impurity in the API and custom synthesis process. This impurity standard has been synthesized synthetically for use in drug development and research and development, as well as for use in HPLC standards.Formula:C34H55N2O4·BrPurity:Min. 95%Molecular weight:635.72 g/molN-Desacetyl thiocolchicoside
CAS:N-Desacetyl thiocolchicoside is a white crystalline powder that is soluble in water, methanol and acetone. It has a molecular weight of 320.2 and an empirical formula of C6H14O5. N-Desacetyl thiocolchicoside is used as an analytical standard for HPLC analysis, as a Research and Development (R&D) material for drug development, and as an impurity standard for the manufacture of pharmaceutical products. This compound has been shown to be a metabolite of thiocolchicoside and structurally similar to the drug product chitinase.
Formula:C25H31NO9SPurity:Min. 95%Molecular weight:521.58 g/molRef: 3D-CHA99181
Discontinued product(4-Chlorophenyl)diphenylmethanol
CAS:Please enquire for more information about (4-Chlorophenyl)diphenylmethanol including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C19H15ClOPurity:Min. 95%Molecular weight:294.8 g/molRef: 3D-GAA92289
Discontinued productIvermectin impurity I
CAS:Ivermectin impurity I is an analytical standard that is used for pharmacopoeia and custom synthesis. It is a natural metabolite of the drug Ivermectin, which has been shown to have anti-inflammatory properties in mice. Ivermectin impurity I binds to nicotinic acetylcholine receptors, leading to muscle paralysis and death. This compound is found in high purity for research and development purposes.
Formula:C48H74O14Purity:Min. 95%Color and Shape:PowderMolecular weight:875.09 g/molRef: 3D-II167729
Discontinued productN-Hydroxymethyl Sumatriptan
CAS:N-Hydroxymethyl Sumatriptan is an analytical standard and a research and development impurity. It is also used as an API impurity in drug product manufacturing. N-Hydroxymethyl Sumatriptan can be synthesized by reacting the parent drug with hydroxyl radicals, which is a process that yields no side products. N-Hydroxymethyl Sumatriptan can be found in the following pharmacopoeia: United States Pharmacopoeia (USP) 11>, European Pharmacopoeia (EP), Japanese Pharmacopoeia (JP)13>, British Pharmacopoeia (BP), and Chinese Pharmacopiae (CPC).
Formula:C15H23N3O3SPurity:Min. 95%Molecular weight:325.43 g/molTerbinafine dihydrochloride
CAS:Terbinafine is a drug used in the treatment of onychomycosis, tinea versicolor and dandruff. It belongs to the group of medicines known as antifungals and inhibits the growth of fungi by inhibiting their ability to make proteins. Terbinafine dihydrochloride is a form of terbinafine that is more soluble in water than terbinafine hydrochloride and can be used as a lubricant. Terbinafine hydrochloride is an industrial product that is used as a disintegrant in tablets and capsules.
Formula:C36H40N2Purity:Min. 95%Molecular weight:500.7 g/molRef: 3D-JMB36523
Discontinued product(3S,4R)-Tofacitinib
CAS:(3S,4R)-Tofacitinib is a rhombic and paramagnetic compound with a Curie point of approximately 10.6°C. It is soluble in nonpolar solvents such as benzene and toluene. (3S,4R)-Tofacitinib has been shown to have magnetic properties that are dependent on the temperature and the frequency of the applied magnetic field. The paramagnetic resonance spectra were observed at 18°C and 32°C, while the paramagnetic resonance spectrum was observed at -2°C. The octahedral interactions are likely due to the presence of six different types of iron ions in the crystal structure.
Formula:C16H20N6OPurity:Min. 95%Molecular weight:312.37 g/molSimvastatin acid
CAS:Simvastatin acid is the active form of simvastatin, a drug used to lower blood cholesterol levels. Simvastatin acid inhibits HMG-CoA reductase, the enzyme that converts HMG-CoA to mevalonate. This conversion is a rate-limiting step in the synthesis of cholesterol and other lipids. Simvastatin acid binds to polymerase chain and drug transporter proteins, which leads to cell lysis. The concentration–time curve for simvastatin acid is linear and the half-life is approximately 12 hours. When simvastatin acid is administered with drugs that are potent inducers of CYP3A4 or UGT1A1 enzymes, there may be an increased risk for drug interactions. Simvastatin acid has shown no significant human pharmacokinetic interactions with food or grapefruit juice at doses up to 200 mg/day. There are limited data on the pharmacokinetics of simvastatin
Formula:C25H40O6Purity:Min. 95%Color and Shape:White PowderMolecular weight:436.58 g/molRef: 3D-IS63828
Discontinued productOxacyclohexane open ring tacrolimus
CAS:Please enquire for more information about Oxacyclohexane open ring tacrolimus including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C44H71NO13Purity:Min. 95%Molecular weight:822.04 g/molTofacitinib dihydro impurity
CAS:Tofacitinib dihydro impurity is a research and development impurity standard for the synthesis of Tofacitinib. It is a custom synthesis with high purity, pharmacopoeia grade, and synthetic. This product is also used in drug development for metabolism studies and analytical applications.
Formula:C16H22N6OPurity:Min. 95%Molecular weight:314.39 g/molDesfluoro ezetimibe
CAS:Desfluoro ezetimibe is a synthetic cholesterol-lowering drug that inhibits intestinal cholesterol absorption. It is chemically synthesized, and the process includes the introduction of fluorine at the 3-position of the C-ring. Desfluoro ezetimibe is not metabolized in humans, but it may be subject to oxidative degradation. The product is also subject to oxidation by light and air, which may result in formation of impurities. The drug substance has been validated as well as its isomers and efficiencies in mass spectrometry detection.
Formula:C24H22FNO3Purity:Min. 95%Color and Shape:White To Off-White SolidMolecular weight:391.43 g/molRoflumilast Impurity A
CAS:Roflumilast impurity A is a metabolite of roflumilast. It is a drug product that is used as an analytical standard for the determination of roflumilast in HPLC analysis. Roflumilast impurity A is not natural and is synthetic. It has been shown to be a substrate for CYP1A2, CYP2C8, CYP2C9, and CYP3A4 enzymes. Studies have shown that it may be involved in the metabolism of roflumilast through hydroxylation and deamination.
Formula:C16H14Cl2N2O3Purity:Min. 95%Molecular weight:353.2 g/molPramipexole EP Impurity C
CAS:Pramipexole EP Impurity C is a synthetic impurity that is used as an impurity standard in the manufacture of Pramipexole EP. It is also used as a research and development tool for drug product, custom synthesis, CAS No. 1973461-14-1, and analytical studies. This compound has been shown to be a metabolite of Pramipexole EP and may have pharmacological properties. Pramipexole EP Impurity C has been found to inhibit the growth of certain bacteria, such as methicillin-resistant Staphylococcus aureus (MRSA) isolates.
Formula:C20H32N6S2Purity:Min. 95%Piperacilloic acid
CAS:Piperacilloic acid is a synthetic compound that exhibits antibacterial activity. It has been shown to be effective against human pathogens, including urothelial carcinoma and human serum. Piperacilloic acid binds to the amino acids lysine and arginine in bacterial proteins and inhibits protein synthesis by inhibiting the function of enzymes that require these amino acids for their activity. The potency of piperacillin is low, but it is activated by hydrolysis in the acidic environment of the stomach or intestinal tract. Piperacilloic acid also has potential as a contraceptive agent because it may inhibit transcriptional regulation of genes that are involved in sperm production.
Formula:C23H29N5O8SPurity:(Elemental Analysis) Min. 90 Area-%Color and Shape:PowderMolecular weight:535.57 g/molAcarbose Impurity E
CAS:Acarbose Impurity E is an impurity found in acarbose. It is a natural, API impurity and is a synthetic impurity standard. Acarbose Impurity E has been used in drug development research and development, as well as in the HPLC analysis of acarbose to generate a pharmacopoeia-grade purity standard.
Purity:Min. 95%2-(2-Amino-5-bromobenzoyl)pyridine
CAS:2-(2-Amino-5-bromobenzoyl)pyridine (2ABBP) is a chemical compound with the molecular formula C10H7BrN3. It is a glucuronide conjugate of 2-amino-5-bromobenzoic acid and has been used as an immunological reagent in the form of a monoclonal antibody. 2ABBP binds to dryopteris, which is a plant species that contains polyphenols called pteridines. 2ABBP has been shown to have anti-inflammatory properties in rat liver microsomes and cell culture experiments. The mechanism of action may involve inhibition of cyclooxygenase enzymes, which are involved in prostaglandin synthesis. 2ABBP also binds to human serum albumin and chaperones, proteins that bind other proteins or small molecules. The biological activity of 2ABBP may be due to its ability to form coval
Formula:C12H9BrN2OPurity:Min. 95%Molecular weight:277.12 g/molTriethylene glycol flufenamate
CAS:Etofenamate impurity
Formula:C20H22F3NO5Purity:Min. 95%Color and Shape:Clear LiquidMolecular weight:413.39 g/molRef: 3D-IT58094
Discontinued productChlorthalidone impurity E
CAS:Chlorthalidone impurity E is an analytical standard for the HPLC analysis of chlorthalidone in pharmaceutical drug products and is a metabolite of chlorthalidone. Chlorthalidone impurity E is an API impurity that can be found in the synthesis of chlorthalidone, and it has been detected as a minor component in certain drug products. It is important to have an accurate specification for this compound, since it can affect the pharmacological properties of the drug product. The purity level of this compound must be at least 98% or greater to ensure that there are no contaminants present. This compound is also a metabolite of chlorthalidone and is used as a pharmacopoeia reference substance for testing equipment calibration.END>
Formula:C14H11ClN2O3SPurity:Min. 95%Molecular weight:322.77 g/molRef: 3D-IC76330
Discontinued productD-6-Cyano-6-norlysergic acid methyl ester
CAS:Please enquire for more information about D-6-Cyano-6-norlysergic acid methyl ester including the price, delivery time and more detailed product information at the technical inquiry form on this page
Formula:C17H15N3O2Purity:Min. 95%Molecular weight:293.32 g/molRef: 3D-FBA33404
Discontinued productAtorvastatin calcium trihydrate EP Impurity G
CAS:Atorvastatin is a drug that belongs to the class of statins. It is used for the treatment of high cholesterol levels and other related diseases, such as cardiovascular disease. Atorvastatin calcium trihydrate EP Impurity G is an impurity that may be present in atorvastatin calcium trihydrate. This compound has not been found to have any pharmacological activity.
Formula:C34H37FN2O5Purity:Min. 95%Color and Shape:PowderMolecular weight:572.67 g/molGS 441524 triphosphate
CAS:Triphosphorylated form of an antiviral nucleoside analog with activity against zoonotic feline infectious peritonitis virus (FIPV) and severe acute respiratory syndrome (SARS) virus from Coronaviridae family. The compound is the biologically active form of the GS 441524 prodrug and being triphosphorylated, it competes with natural nucleoside triphosphates in cells and interferes with viral RNA synthesis. Made to order.
Formula:C12H12N5O13P3·4NaPurity:(31P-Nmr) Min. 95 Area-%Color and Shape:White PowderMolecular weight:531.20 g/molRef: 3D-FG167050
Discontinued product
