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| Product | Description | |
|---|---|---|
| (S)-Sitagliptin N-Boc-Acid Impurity | (S)-Sitagliptin N-Boc-Acid Impurity is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: Sitagliptin Impurity 41; Boc-(S)-3-Amino-4-(2,4,5-trifluorophenyl)butyric Acid; (βS)?-β-[[(1,?1-Dimethylethoxy)?carbonyl]?amino]?-2,?4,?5-trifluoro-benzenebutanoic Acid; (S)-3-((tert-butoxycarbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoic acid. Grades: >95%. CAS No. 922178-94-7. Molecular formula: C15H18F3NO4. Mole weight: 333.3. |  |
| 10-Methyl-7-(2-hydroxy-3-N-Boc-3-phenylpropionyl) Docetaxel | 10-Methyl-7-(2-hydroxy-3-N-Boc-3-phenylpropionyl) Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2α, 5β, 7β, 10β, 13α)-4-Acetoxy-1-hydroxy-7, 13-bis{[(2R, 3S)-2-hydroxy-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenylpropanoyl]oxy}-10-methoxy-9-oxo-5, 20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-hydroxy-, (2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-11-hydroxy-6-methoxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxete-4,9-diyl ester, (αR,βS)-. Molecular formula: C58H72N2O18. Mole weight: 1085.19. | |
| (1S, 3S, 5S)-2-Boc-2-azabicyclo[3. 1. 0]hexane-3-carboxylic Acid | (1S, 3S, 5S)-2-Boc-2-azabicyclo[3. 1. 0]hexane-3-carboxylic Acid is an impurity of Saxagliptin (S143500), which is a potent and selective reversible inhibitor of dipeptidyl peptidase-4, which is being developed for the treatment of type 2 diabetes. It is absorbed rapidly after oral administration and has a pharmacokinetic profile compatible with once daily dosing. Group: Biochemicals. Grades: Highly Purified. CAS No. 197142-36-2. Pack Sizes: 10mg, 100mg. Molecular Formula: C11H17NO4, Molecular Weight: 227.26. US Biological Life Sciences. |  Worldwide |
| (2S,3S)-3-(Boc-aMino)-2-Methyl-3-phenylpropionic acid | (2S,3S)-3-(Boc-aMino)-2-Methyl-3-phenylpropionic acid. Uses: For analytical and research use. Group: Impurity standards. CAS No. 926308-22-7. Molecular Formula: C15H21NO4. Mole Weight: 279.34. Catalog: APB926308227. |  |
| 4'-hydroxy-3'-nitro-[1,1'-biphenyl]-3-carboxylic acid | 4'-hydroxy-3'-nitro-[1,1'-biphenyl]-3-carboxylic acid is an impurity of Eltrombopag, a drug used in the treatment of thrombocytopenia (abnormally low platelet count) for severe aplastic anemia. Synonyms: 4'-Hydroxy-3'-nitro-3-biphenylcarboxylic acid. CAS No. 1097777-60-0. Molecular formula: C13H9NO5. Mole weight: 259.21. | |
| 6-Bromo-8-cyclopentyl-2-[[5-(4-Boc-1-piperazinyl)-2-pyridyl]amino]-5-methylpyrido[2,3-d]pyrimidin-7(8H)-one | An impurity of Palbociclib, a selective inhibitor of cyclin-dependent kinases CDK4 and CDK6. Palbociclib is developed for the treatment of ER-positive and HER2-negative breast cancer. Synonyms: 4-[6-[(6-bromo-8-cyclopentyl-5-methyl-7-oxo-2-pyrido[2,3-d]pyrimidinyl)amino]-3-pyridinyl]-1-piperazinecarboxylic acid tert-butyl ester; tert-butyl 4-[6-[(6-bromo-8-cyclopentyl-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]pyridin-3-yl]piperazine-1-carboxylate. CAS No. 571188-82-4. Molecular formula: C27H34BrN7O3. Mole weight: 584.51. | |
| Atazanavir Impurity C | An impurity of Atazanavir. Synonyms: (2R,3S)-3-(tert-Boc)amino-1,2-epoxy-4-phenylbutane; N-[(1S)-1-[(2R)-2-Oxiranyl]-2-phenylethyl]-carbamic Acid 1,1-Dimethylethyl Ester; (2R,3S)-(+)-3-tert-Butoxycarbonylamino-1,2-epoxy-4-phenylbutane; [(1S)-1-((2R)-Oxiranyl)-2-phenylethyl]carbamic Acid tert-Butyl Ester. Grades: > 95%. CAS No. 98760-08-8. Molecular formula: C15H21NO3. Mole weight: 263.34. | |
| Boc-2-fluoro-D-β-homophenylalanine | Boc-2-fluoro-D-β-homophenylalanine is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: (R)-3-((tert-butoxycarbonyl)amino)-4-(2-fluorophenyl)butanoic acid; Boc-D-β-HomoPhe(2-F)-OH; Boc-(R)-3-amino-4-(2-fluorophenyl)butyric acid. Grades: >98%. CAS No. 218608-98-1. Molecular formula: C15H20FNO4. Mole weight: 297.32. | |
| Boc-3,4-difluoro-D-beta-homophenylalanine | Boc-3,4-difluoro-D-beta-homophenylalanine is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: Boc-(R)-3-amino-4-(3,4-difluoro-phenyl)-butyric acid; (R)-3-((tert-butoxycarbonyl)amino)-4-(3,4-difluorophenyl)butanoic acid. Grades: >90%. CAS No. 269396-59-0. Molecular formula: C15H19F2NO4. Mole weight: 315.31. | |
| Carbocisteine Impurity 4 | Carbocisteine Impurity 4 is one of Carbocisteine impurities, Carbocisteine (INN), also called carbocysteine (USAN), is a mucolytic that reduces the viscosity of sputum and so can be used to help relieve the symptoms of chronic obstructive pulmonary disorder (COPD) and bronchiectasis by allowing the sufferer to bring up sputum more easily. Carbocisteine should not be used with antitussives (cough suppressants) or medicines that dry up bronchial secretions. Synonyms: (1S,5R)-1,3-Dioxothiornorpholine-5-carboxylic Acid. CAS No. 118573-75-4. Molecular formula: C5H7NO4S. Mole weight: 177.18. | |
| Carbocisteine Impurity 5 | Carbocisteine Impurity 5 is one of Carbocisteine impurities, Carbocisteine (INN), also called carbocysteine (USAN), is a mucolytic that reduces the viscosity of sputum and so can be used to help relieve the symptoms of chronic obstructive pulmonary disorder (COPD) and bronchiectasis by allowing the sufferer to bring up sputum more easily. Carbocisteine should not be used with antitussives (cough suppressants) or medicines that dry up bronchial secretions. Synonyms: (1R,5R)-1,3-Dioxothiornorpholine-5-carboxylic Acid. CAS No. 118492-49-2. Molecular formula: C5H7NO4S. Mole weight: 177.18. | |
| Carbocisteine Lactam Sodium Salt | Carbocisteine Lactam is an impurity of the mucolytic agent Carbocisteine. Synonyms: (3R)-5-Oxo-3-thiomorpholinecarboxylic Acid Monosodium Salt; (R)-5-Oxo-3-thiomorpholinecarboxylic Acid Sodium Salt; (3R)-3-Carboxy-5-oxothiomorpholine Sodium Salt. Grades: > 95%. CAS No. 88933-48-6. Molecular formula: C5H6NNaO3S. Mole weight: 183.16. | |
| Docetaxel Impurity 16 | Docetaxel Impurity 16. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (2R, 3S)-Boc-3-Phenylisoserine; (2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoic acid. CAS No. 145514-62-1. Molecular Formula: C14H19NO5. Mole Weight: 281.30. Catalog: APB145514621. | |
| Mupirocin Impurity 1 | An impurity of Mupirocin, which is a carboxylic acid bacteriostatic/bactericidal antibiotic. Synonyms: N-Boc-1,3-diaminopropane, tert-Butyl N-(3-aminopropyl)carbamate. Grades: > 95%. CAS No. 153900-96-0. Molecular formula: C27H48O7. Mole weight: 484.68. | |
| N,S-Dicarboxymethyl-L-cysteine | N,S-Dicarboxymethyl-L-cysteine is an impurity of carbocysteine. Synonyms: N,S-Bis(carboxymethyl)-L-cysteine; Niraparib Impurity compound (c); (2R)-2-(carboxymethylamino)-3-(carboxymethylsulfanyl)propanoic acid; L-Cysteine, N,S-bis(carboxymethyl)-. Molecular formula: C7H11NO6S. Mole weight: 237.23. | |
| Palbociclib Impurity 10 | Palbociclib Impurity 10 is an impurity of Palbociclib, which is a selective cyclin-dependent kinases CDK4 and CDK6 inhibitor used for the treatment of ER-positive and HER2-negative breast cancer. Synonyms: 1-Piperazinecarboxylic acid, 4,4'-[(8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidine-2,6-diyl)bis(imino-2,5-pyridinediyl)]bis-, 1,1'-bis(1,1-dimethylethyl) ester; 1,1'-Bis(1,1-dimethylethyl) 4,4'-[(8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidine-2,6-diyl)bis(imino-2,5-pyridinediyl)]bis[1-piperazinecarboxylate]; Bis(2-methyl-2-propanyl) 4,4'-[(8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidine-2,6-diyl)bis(imino-2,5-pyridinediyl)]di(1-piperazinecarboxylate). Grades: 95%. CAS No. 2206135-30-8. Molecular formula: C41H55N11O5. Mole weight: 781.94. | |
| Palbociclib Impurity 14 | Palbociclib Impurity 14 is an impurity of Palbociclib, a medication for the treatment of HR-positive and HER2-negative breast cancer. It is a selective inhibitor of the cyclin-dependent kinases CDK4 and CDK6. Synonyms: 2-Butenoic acid, 2-(2,2-dimethoxyethyl)-, methyl ester; methyl (Z)-2-(2,2-dimethoxyethyl)but-2-enoate; 2-Butenoicacid,2-(2,2-dimethoxyethyl)-,methylester. CAS No. 51534-87-3. Molecular formula: C9H16O4. Mole weight: 188.22. | |
| Palbociclib Impurity 15 | Palbociclib Impurity 15 is an impurity of Palbociclib, a medication for the treatment of HR-positive and HER2-negative breast cancer. It is a selective inhibitor of the cyclin-dependent kinases CDK4 and CDK6. Synonyms: methyl 2-acetyl-4,4-dimethoxybutanoate; Butanoic acid, 2-acetyl-4,4-dimethoxy-, methyl ester; Butanoicacid,2-acetyl-4,4-dimethoxy-,methylester. CAS No. 51534-82-8. Molecular formula: C9H16O5. Mole weight: 204.22. | |
| Palbociclib Impurity 49 | Palbociclib Impurity 49 is an impurity of Palbociclib, a medication for the treatment of HR-positive and HER2-negative breast cancer. It is a selective inhibitor of the cyclin-dependent kinases CDK4 and CDK6. Synonyms: 4-[6-[(6-Acetyl-8-cyclopentyl-7,8-dihydro-5-methyl-7-oxopyrido[2,3-d]pyrimidin-2-yl)amino]-3-pyridinyl]-γ-oxo-1-piperazinebutanoic acid. CAS No. 1974279-21-4. Molecular formula: C28H33N7O5. Mole weight: 547.62. | |
| Palbociclib Impurity 7 | An impurity of Palbociclib which is a drug for the treatment of ER-positive and HER2-negative breast cancer used in combination with letrozole (an aromatase inhibitor). Synonyms: 1-Piperazinecarboxylic acid, 4-[6-[[6-[(1E)?-2-butoxyethenyl]?-8-cyclopentyl-7,?8-dihydro-5-methyl-7-oxopyrido[2,?3-d]?pyrimidin-2-yl]?amino]?-3-pyridinyl]?-, 1,?1-dimethylethyl ester. Grades: > 95%. CAS No. 827022-35-5. Molecular formula: C33H45N7O4. Mole weight: 603.77. | |
| Palbociclib Impurity 8 | An impurity of Palbociclib which which is a selective cyclin-dependent kinase (CDK) 4/6 inhibitor to treat ER-positive and HER2-negative breast cancer. Synonyms: 1-Piperazinecarboxylic acid, 4-[6-[[8-cyclopentyl-6-(2-ethoxyethenyl)?-7,?8-dihydro-5-methyl-7-oxopyrido[2,?3-d]?pyrimidin-2-yl]?amino]?-3-pyridinyl]?-, 1,?1-dimethylethyl ester. Grades: > 95%. CAS No. 827022-31-1. Molecular formula: C31H41N7O4. Mole weight: 575.72. | |
| Palbociclib Sulfamic Acid | Palbociclib Sulfamic Acid is an impurity of Palbociclib, a medication for the treatment of HR-positive and HER2-negative breast cancer. It is a selective inhibitor of the cyclin-dependent kinases CDK4 and CDK6. Synonyms: 4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-sulfonic acid. Grades: > 95%. CAS No. 2204863-10-3. Molecular formula: C24H29N7O5S. Mole weight: 527.61. | |
| (R)-Sitagliptin Defluoro Impurity 4 | (R)-Sitagliptin Defluoro Impurity 4 is an impurity of Sitagliptin. Sitagliptin is an dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: Sitagliptin impurity R; (R)-beta-(Boc-amino)-2,5-difluorobenzenebutanoic acid; (R)-3-[((tert-Butoxy)carbonyl)amino]-4-(2,5-difluorophenyl)butanoic acid. CAS No. 486459-98-7. Molecular formula: C15H19F2NO4. Mole weight: 315.31. | |
| Sacubitril N-Boc Ester | Sacubitril N-Boc Ester is an impurity of Sacubitril, an endopeptidase inhibitor that is effective in the treatment of hypertension and heart failure. Synonyms: Ethyl (2R, 4S) -5- (4-biphenylyl) -2-methyl-4- ({[ (2-methyl-2-propanyl) oxy]carbonyl}amino) pentanoate; (αR,γS)-γ-[[(1,1-Dimethylethoxy)carbonyl]amino]-α-methyl-[1,1'-Biphenyl]-4-pentanoic Acid Ethyl Ester; [1,1'-Biphenyl]-4-pentanoic acid, gamma-[[(1,1-dimethylethoxy)carbonyl]amino]-alpha-methyl-, ethyl ester, (alphaR,gammaS)-; Ethyl (2R,4S)-4-([1,1'-biphenyl]-4-ylmethyl)-4-[(tert-butoxycarbonyl)amino]-2-methylbutanoate. CAS No. 149709-60-4. Molecular formula: C25H33NO4. Mole weight: 411.53. | |
| Saxagliptin Impurity 14 | An impurity of saxagliptin. Saxagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for the treatment of type II diabetes. Synonyms: (1S,3S,5S)-2-Boc-2-azabicyclo[3.1.0]hexane-3-carboxylic Acid; (1S,3S,5S)-2-(tert-Butoxycarbonyl)-2-azabicyclo[3.1.0]hexane-3-carboxylic Acid. Grades: > 95%. CAS No. 197142-36-2. Molecular formula: C11H17NO4. Mole weight: 227.26. | |
| Semaglutide Impurity 7 | Semaglutide Impurity 7 is an impurity of Semaglutide, which is a glucagon-like peptide-1 (GLP-1) receptor agonist used to treat type 2 diabetes. It is also an alkyl/ether-based PROTAC linker that can be used in the synthesis of PROTACs. Synonyms: 1-tert-Butyl 18-(2,5-dioxopyrrolidin-1-yl) octadecanedioate; Boc-C16-NHS ester; t-butyl-octadecanedioate-NHS ester; Succinimidyl tert-butyl octadecandioate; Octadecanedioic acid tert-butyl ester 2,5-dioxopyrrolidin-1-yl ester; Octadecanedioic acid, 1-(1,1-dimethylethyl) 18-(2,5-dioxo-1-pyrrolidinyl) ester; 1-(1,1-Dimethylethyl) 18-(2,5-dioxo-1-pyrrolidinyl) octadecanedioate; Octadecanoic acid, 18-[(2,5-dioxo-1-pyrrolidinyl)oxy]-18-oxo-, 1,1-dimethylethyl ester; 18-tert-Butoxy-18-oxooctadecanoic acid succinimidyl ester. CAS No. 843666-34-2. Molecular formula: C26H45NO6. Mole weight: 467.65. | |
| Sitagliptin Impurity 18 | Sitagliptin Impurity 18 is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: Sitagliptin N-Boc Impurity; (R)-tert-Butyl (4-oxo-4-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-1-(2,4,5-trifluorophenyl)butan-2-yl)carbamate; N-[ (1R) -3-[5, 6-Dihydro-3- (trifluoromethyl) -1, 2, 4-triazolo[4, 3-a]pyrazin-7 (8H) -yl]-3-oxo-1-[ (2, 4, 5-trifluorophenyl) methyl]propyl]carbamic Acid 1,1-Dimethylethyl Ester. Grades: >95%. CAS No. 486460-23-5. Molecular formula: C21H23F6N5O3. Mole weight: 507.43. | |
| Sitagliptin Impurity 19 | Sitagliptin Impurity 19 is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: (R)-Sitagliptin N-Boc-Acid Impurity; (R)-3-((tert-Butoxycarbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoic Acid; Boc-(R)-3-amino-4-(2,4,5-trifluorophenyl)butanoic acid. Grades: >95%. CAS No. 486460-00-8. Molecular formula: C15H18F3NO4. Mole weight: 333.3. | |
| Sitagliptin Impurity 21 | Sitagliptin Impurity 21 is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: Boc-D-β-homophenylalanine; Boc-D-β-Homophe-OH; (R)-3-(Boc-amino)-4-phenylbutyric acid; N-β-(t-Butoxycarbonyl)-D-β-homophenylalanine. Grades: >97%. CAS No. 101555-61-7. Molecular formula: C15H21NO4. Mole weight: 279.33. | |
| Sitagliptin Related Compound 1 | Sitagliptin Related Compound 1 is an impurity of Sitagliptin. Sitagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor for treatment of diabetes mellitus type 2. Synonyms: (R)-3-((tert-Butoxycarbonyl)amino)-4-(3-fluorophenyl)butanoic acid; Boc-(R)-3-amino-4-(3-fluorophenyl)-butyric acid. Grades: >95%. CAS No. 331763-66-7. Molecular formula: C15H20FNO4. Mole weight: 297.32. | |
| Tert-butyl 4-(6-((6-(1-butoxyvinyl)-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate | An impurity of Palbociclib, a selective inhibitor of cyclin-dependent kinases CDK4 and CDK6. Palbociclib is developed for the treatment of ER-positive and HER2-negative breast cancer. Synonyms: 4-[6-[6-(1-butoxy-vinyl)-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydro-pyrido[2,3-d]pyrimidin-2-ylamino]-pyridin-3-yl]-piperazine-1-carboxylic acid tert-butyl ester. CAS No. 866084-31-3. Molecular formula: C33H45N7O4. Mole weight: 603.768. | |
| (Z)-2'-(benzyloxy)-3'-(2-(1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene)hydrazineyl)-[1,1'-biphenyl]-3-carboxylic acid | (Z)-2'-(benzyloxy)-3'-(2-(1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene)hydrazineyl)-[1,1'-biphenyl]-3-carboxylic acid is an impurity of Eltrombopag, a drug used in the treatment of thrombocytopenia (abnormally low platelet count) for severe aplastic anemia. CAS No. 2131025-93-7. Molecular formula: C32H28N4O4. Mole weight: 532.60. | |
| (Z)-3'-(2-(1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene)hydrazineyl)-2'-methoxy-[1,1'-biphenyl]-3-carboxylic acid | (Z)-3'-(2-(1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene)hydrazineyl)-2'-methoxy-[1,1'-biphenyl]-3-carboxylic acid is an impurity of Eltrombopag, a drug used in the treatment of thrombocytopenia (abnormally low platelet count) for severe aplastic anemia. Synonyms: 3'-{(2Z)-2-[1-(3,4-Dimethylphenyl)-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene]hydrazino}-2'-methoxy-3-biphenylcarboxylic acid; Methoxy Eltrombopag. CAS No. 1437383-35-1. Molecular formula: C26H24N4O4. Mole weight: 456.49. | |
| 10,11-Dehydro Misoprostol (Mixture of Diastereomers) | 10,11-Dehydro Misoprostol is a Misoprostol impurity. Synonyms: (13E)-(+/-)-16-Hydroxy-16-methyl-9-oxoprosta-10,13-dien-1-oic Acid Methyl Ester. Grades: > 95%. CAS No. 58682-86-3. Molecular formula: C22H36O4. Mole weight: 364.52. | |
| 10-(O-2,2-Dichloroethoxycarbonyl) 13-(3-O-TES) 7-Epi Docetaxel | 10-(O-2,2-Dichloroethoxycarbonyl) 13-(3-O-TES) 7-Epi Docetaxel is an impurity of Docetaxel, which is a semisynthetic derivative of Paclitaxel used to treat a variety of cancers, including breast, head and neck, stomach, prostate, and non-small cell lung cancer. Synonyms: (2α, 5β, 7α, 10β, 13α)-4-Acetoxy-10-{[(2, 2-dichloroethoxy)carbonyl]oxy}-1, 7-dihydroxy-13-({(2R, 3S)-3-({[(2-methyl-2-propanyl)oxy]carbonyl}amino)-3-phenyl-2-[(triethylsilyl)oxy]propanoyl}oxy)-9-oxo-5, 20-epoxytax-11-en-2-yl benzoate; Benzenepropanoic acid, β-[[(1,1-dimethylethoxy)carbonyl]amino]-α-[(triethylsilyl)oxy]-, (2aR,4R,4aS,6R,9S,11S,12S,12aR,12bS)-12b-(acetyloxy)-12-(benzoyloxy)-6-[[(2,2-dichloroethoxy)carbonyl]oxy]-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-5-oxo-7,11-methano-1H-cyclodeca[3,4]benz[1,2-b]oxet-9-yl ester, (αR,βS)-. Molecular formula: C52H69Cl2NO16Si. Mole weight: 1063.09. | |
| 10-trans-Atorvastatin Acetonide tert-Butyl Ester | 10-trans-Atorvastatin Acetonide tert-Butyl Ester is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Synonyms: tert-butyl 2-((4S,6R)-6-(2-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)ethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate; (4S,6R)-6-[2-[2-(4-Fluorophenyl)-5-(1-methylethyl)-3-phenyl-4-[(phenylamino)carbonyl]-1H-pyrrol-1-yl]ethyl]-2,2-dimethyl-1,3-dioxane-4-acetic Acid 1,1-Dimethylethyl Ester. CAS No. 1105067-90-0. Molecular formula: C40H47FN2O5. Mole weight: 654.81. | |
| 11,13-Di-cis-retinoic Acid | 11,13-Di-cis-retinoic Acid is an impurity of Isotretinoin as per European Pharmacopoeia. Synonyms: (11-cis,13-cis)-Retinoic Acid; Isotretinoin EP Impurity C. CAS No. 3555-80-4. Molecular formula: C20H28O2. Mole weight: 300.44. | |
| (11β)-9-Fluoro-11-hydroxy-16-methyl-3-oxo-androsta-1,4,16-triene-17-carboxylic Acid | (11β)-9-Fluoro-11-hydroxy-16-methyl-3-oxo-androsta-1,4,16-triene-17-carboxylic Acid is one of Clobetasol propionate impurities. Clobetasol propionate is a glucocorticoid that induces monooxygenase activity in vivo. It alters the structure of tight junctions in epidermis and smoothened hedgehog pathway receptor agonist. It can be used as an anti-inflammatory, immunosuppressive and antimitotic agent. Active in vivo. CAS No. 59861-00-6. Molecular formula: C21H25FO4. Mole weight: 360.42. | |
| 11β-Hydroxy-3-oxo-androsta-1,4-diene-17β-carboxylic Acid | 11β-Hydroxy-3-oxo-androsta-1,4-diene-17β-carboxylic Acid is an impurity of Prednisolone, which is a synthetic glucocorticoid, a derivative of cortisol, and can be used to treat a variety of inflammatory and auto-immune conditions. CAS No. 75448-51-0. Molecular formula: C20H26O4. Mole weight: 330.42. | |
| 11-Deoxy Limaprost | an impurity of Limaprost. Synonyms: (2E)-7-[(1R,2R)-2-[(1E,3S,5S)-3-Hydroxy-5-methyl-1-nonenyl]-5-oxocyclopentyl]-2-heptenoic Acid. Grades: > 95%. CAS No. 853998-93-3. Molecular formula: C22H36O4. Mole weight: 364.53. | |
| 1,1-Dimethylethyl N-[(3R)-1-[(2-cyanophenyl)methyl]-3-piperidinyl]carbamate | An impurity of alogliptin, a dipeptidyl peptidase-4 (DPP-4) inhibitor in the class of oral antidiabetic drugs. Synonyms: Carbamic acid, N-[(3R)-1-[(2-cyanophenyl)methyl]-3-piperidinyl]-, 1,1-dimethylethyl ester. CAS No. 1353254-15-5. Molecular formula: C18H25N3O2. Mole weight: 315.41. | |
| 1, 1'-[Dithiobis (methylene)]biscyclopropaneacetic Acid | 1, 1'-[Dithiobis (methylene)]biscyclopropaneacetic Acid is an intermediate of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Synonyms: 1-[1-Carboxymethyl-cyclopropylmethyldisulfanylmethyl) cyclopropyl]acetic acid; Montelukast Disulfide Impurity; Cyclopropaneacetic acid, 1,1'-[dithiobis(methylene)]bis-; 2,2'-[Disulfanediylbis(methylene-1,1-cyclopropanediyl)]diacetic acid; 2, 2'- ( (Disulfanediylbis (methylene))bis (cyclopropane-1, 1-diyl))diacetic acid. Grades: ≥90%. CAS No. 162515-67-5. Molecular formula: C12H18O4S2. Mole weight: 290.40. | |
| 11-Oxo-1,4,7,10-tetraazabicyclo[8.2.2]tetradecane-4,7-diacetic Acid | 11-Oxo-1,4,7,10-tetraazabicyclo[8.2.2]tetradecane-4,7-diacetic Acid is an impurity of Gadobutrol, which is a nonionic, paramagnetic contrast agent developed for tissue contrast enhancement in magnetic resonance imaging (MRI). Synonyms: 2,2'-(11-oxo-1,4,7,10-tetraazabicyclo[8.2.2]tetradecane-4,7-diyl)diacetic Acid; USP Gadoteridol Related Compound B; Gadobutrol Impurity 25; Gadoteridol Related Compound C; 1,4,7,10-Tetraazabicyclo[8.2.2]tetradecane-4,7-diacetic acid, 11-oxo-. Grades: ≥95%. CAS No. 220182-19-4. Molecular formula: C14H24N4O5. Mole weight: 328.36. | |
| 1- [ [ [ (1R) -1- [3- [ (2S, R) -2- [ [ (1-Carboxycyclopropyl) methyl] thio] -2- (7-chloro-2-quinolinyl) ethyl] phenyl] -3- [2- (1-hydroxy-1-methylethyl) phenyl] propyl] thio] methylcyclopropaneacetic Acid | 1- [ [ [ (1R) -1- [3- [ (2S, R) -2- [ [ (1-Carboxycyclopropyl) methyl] thio] -2- (7-chloro-2-quinolinyl) ethyl] phenyl] -3- [2- (1-hydroxy-1-methylethyl) phenyl] propyl] thio] methylcyclopropaneacetic Acid is an impurity of Montelukast, which is a leukotriene D4-receptor antagonist used in the treatment of allergies and asthma. Molecular formula: C41H46ClNO5S2. Mole weight: 732.39. | |
| 1-?[2-?[ (1-?carboxy-?3-?phenylpropyl) ?amino]?-?1-?oxopropyl]?octahydro-1H-?Indole-?2-?carboxylic acid | An isomer of Trandolaprilat, which is an impurity of Trandolapril. Trandolaprilat is an angiotensin converting enzyme inhibitor. Synonyms: 1H-Indole-2-carboxylicacid, 1-[2-[(1-carboxy-3-phenylpropyl)amino]-1-oxopropyl]octahydro-; 1-(2-((1-Carboxy-3-phenylpropyl)amino)-1-oxopropyl)octahydro-1H-indole-2-carboxylic acid; SCHEMBL678354; DTXSID90868979; 1H-Indol-2-carboxylic acid, 1-(2-((1-carboxy-3-phenylpropyl)amino)-1-oxopropyl)octahydro-; 1-{2-[ (1-carboxy-3-phenylpropyl) amino]propanoyl}octahydro-1H-indole-2-carboxylic acid (non-preferred name); FT-0687175. CAS No. 83601-86-9. Molecular formula: C22H30N2O5. Mole weight: 402.491. | |
| 1, 2, 3, 3', 4, 4'-Hexahydro-[1, 1'-binaphthalene]-8, 8'-dicarboxylic Acid | 1, 2, 3, 3', 4, 4'-Hexahydro-[1, 1'-binaphthalene]-8, 8'-dicarboxylic Acid is an impurity of Palonosetron, which is a 5-HT3 antagonist used in the prevention and treatment of chemotherapy-induced nausea and vomiting (CINV). Molecular formula: C22H20O4. Mole weight: 348.40. | |
| 1, ?2, ?3, ?4-?Tetrahydro-?6-?methyl-?2, ?4-?bis (2-?nitrophenyl) ?-5-?pyrimidinecarboxylic acid Methyl Ester | An impurity of Nifedipine, which is a dihydropyridine calcium channel blocker that primarily blocks L-type calcium channels. Synonyms: Methyl 1,2,3,4-tetrahydro-6-methyl-2,4-bis(2-nitrophenyl)-5-pyrimidinecarboxylate. CAS No. 108139-78-2. Molecular formula: C19H18N4O6. Mole weight: 398.37. | |
| 1-[2,3-O-Isopropylidene-β-D-ribofuranosyl]-1,2,4-triazole-3-carboxylic Acid Methyl Ester | Protected Ribavirin impurity. Uses: Protected ribavirin impurity. Synonyms: 1-[2,3-O-(1-Methylethylidene)-β-D-ribofuranosyl]-1H-1,2,4-triazole-3-carboxylic Acid Methyl Ester. CAS No. 594860-43-2. Molecular formula: C12H17N3O6. Mole weight: 299.28. | |
| 1,2,4-Triazole-3-carboxylic acid | An impurity of Ribavirin. Ribavirin is an anti-viral medication used to treat RSV infection, hepatitis C, and viral hemorrhagic fever. Synonyms: 1H-1,2,4-Triazole-3-carboxylic acid; s-Triazole-3-carboxylic acid; 4H-1,2,4-Triazole-3-carboxylic acid; NSC 165527; NSC 202574; Ribavirin EP Impurity C; Ribavirin Impurity C. Grades: ≥95%. CAS No. 4928-87-4. Molecular formula: C3H3N3O2. Mole weight: 113.07. | |
| 1-((2'-carbamoyl-[1,1'-biphenyl]-4-yl)methyl)-2-ethoxy-1H-benzo[d]imidazole-7-carboxylic acid | 3-acetamidophthalic acid is an impurity of Azilsartan, an angiotensin II receptor blocker (ARB) used to treat high blood pressure. Synonyms: 1-[(2'-Carbamoylbiphenyl-4-yl)methyl]?-2-ethoxybenzimidazole-7-carboxylic Acid. CAS No. 1696392-11-6. Molecular formula: C24H21N3O4. Mole weight: 415.44. | |
| 1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridine-3-carboxylic acid | An impurity of Riociguat. Riociguat is used in the treatment for pulmonary hypertension. Synonyms: Riociguat Impurity 20. CAS No. 956011-26-0. Molecular formula: C14H10FN3O2. Mole weight: 271.25. | |
| 12-Fluoro Dihydroloratadine | 12-Fluoro Dihydroloratadine is one of loratadine impurities. Loratadine is a nonsedating-type histamine H1-receptor antagonist used to treat allergies. Synonyms: 4-(8-Chloro-10,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-5-yl)-4-fluoro-ethyl Ester 1-Piperidinecarboxylic Acid; 1-Piperidinecarboxylic acid, 4-(8-chloro-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl)-4-fluoro-, ethyl ester; 1-Piperidinecarboxylic acid, 4-(8-chloro-10,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-5-yl)-4-fluoro-, ethyl ester; Ethyl 4-(8-chloro-6,11-dihydro-5H-benzo[5,6]cyclohepta[1,2-b]pyridin-11-yl)-4-fluoropiperidine-1-carboxylate. Grades: ≥95%. CAS No. 125743-79-5. Molecular formula: C22H24ClFN2O2. Mole weight: 402.89. | |
| 12-Hydroxy Taurolithocholic Acid O-3-Glucuronide Dipotassium Salt | 12-Hydroxy Taurolithocholic Acid O-3-Glucuronide Dipotassium Salt is an impurity of Cholic Acid, a choleretic produced by and isolated from liver cells. Synonyms: (3α,5β,12α)-12-Hydroxy-24-oxo-24-[(2-sulfoethyl)amino]cholan-3-yl β-D-Glucopyranosiduronic Acid Dipotassium Salt; Cholane β-D-Glucopyranosiduronic Acid Derivative. CAS No. 75672-37-6. Molecular formula: C32H51NO12S 2K. Mole weight: 752.01. | |
| 1-[(2R)-3-Mercapto-2-methyl-1-oxopropyl]-D-proline | 1-[(2R)-3-Mercapto-2-methyl-1-oxopropyl]-D-proline is an impurity of Captopril, which is an orally active angiotensin-converting enzyme (ACE) inhibitor used as an antihypertensive agent. Synonyms: (R)-1-(3-Mercapto-2-methyl-1-oxopropyl)-D-proline; 1-(D-3-mercapto-2-methylpropionyl)-L-proline; Captopril Related Compound 8; epi-D-captopril; (R)-1-((R)-3-Mercapto-2-methyl-propionyl)-pyrrolidine-2-carboxylic acid; (2R)-1-((2R)-3-mercapto-2-methylpropanoyl)pyrrolidine-2-carboxylic acid; ((R)-3-mercapto-2-methylpropanoyl)-D-proline. Grades: 98%. CAS No. 112243-88-6. Molecular formula: C9H15NO3S. Mole weight: 217.28. | |
| 1-((2R,3R,4R,5S)-3-Fluoro-4-hydroxy-5-(hydroxymethyl)-3-methyltetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione | 1-((2R,3R,4R,5S)-3-Fluoro-4-hydroxy-5-(hydroxymethyl)-3-methyltetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione, a powerful antimicrobial agent, is renowned for its efficacy in treating a range of bacterial and fungal infections, including those caused by Candida, Aspergillus, and Cryptococcus species. This pharmaceutical marvel works by clobbering the synthesis of crucial nucleic acids in microbes to sabotage their survival. Notably, its phenomenal antibacterial and antifungal activity renders it an essential tool in the battle against streptococcal and staphylococcal infections. Synonyms: Sofosbuvir impurity SA15432. Molecular formula: C10H13FN2O5. Mole weight: 260.22. | |
| 1-(3,5-Bis(trifluoromethyl)phenyl)ethoxy)-3-(p-tolyl)morpholino)methyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)phosphonic Acid | 1-(3,5-Bis(trifluoromethyl)phenyl)ethoxy)-3-(p-tolyl)morpholino)methyl)-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)phosphonic Acid is an impurity of Fosaprepitant, which is a selective neurokinin-1 (NK-1) receptor antagonist used as an antiemetic drug. Synonyms: Fosaprepitant Impurity F; (4-Benzyl-3-{[(2S,3R)-2-{(1S)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy}-3-(4-methylphenyl)-4-morpholinyl]methyl}-5-oxo-4,5-dihydro-1H-1,2,4-triazol-1-yl)phosphonic acid; Phosphonic acid, [3-[[(2S,3R)-2-[(1S)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]-3-(4-methylphenyl)-4-morpholinyl]methyl]-4,5-dihydro-5-oxo-4-(phenylmethyl)-1H-1,2,4-triazol-1-yl]-. Molecular formula: C31H31F6N4O6P. Mole weight: 700.56. | |
| 13-oxo-1,4,7,10-Tetraazabicyclo[8.2.1]tridecane-4,7-diacetic Acid | 13-oxo-1,4,7,10-Tetraazabicyclo[8.2.1]tridecane-4,7-diacetic Acid is an impurity of Gadobutrol, which is a nonionic, paramagnetic contrast agent developed for tissue contrast enhancement in magnetic resonance imaging (MRI). Synonyms: 229312-33-82; 2'-(13-Oxo-1,4,7,10-tetraazabicyclo[8.2.1]tridecane-4,7-diyl)diacetic acid2-[7-(carboxymethyl)-13-oxo-1,4,7,10-tetrazabicyclo[8.2.1]tridecan-4-yl]acetic acidstarbld0010782; SCHEMBL5554701. Grades: > 95%. CAS No. 229312-33-8. Molecular formula: C13H22N4O5. Mole weight: 314.34. | |
| 1-((3R,5R)-6-carboxy-3,5-dihydroxyhexyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid | 1-((3R,5R)-6-carboxy-3,5-dihydroxyhexyl)-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid is the impuritiy of Atorvastatin, a selective, competitive HMG-CoA reductase inhibitor. Synonyms: 1-[(3R,5R)-6-Carboxy-3,5-dihydroxyhexyl]-5-(4-fluorophenyl)-2-isopropyl-4-phenyl-1H-pyrrole-3-carboxylic acid; (βR,δR)-3-Carboxy-5-(4-fluorophenyl)-β,δ-dihydroxy-2-(1-methylethyl)-4-phenyl-1H-Pyrrole-1-heptanoic Acid. CAS No. 1821498-27-4. Molecular formula: C27H30FNO6. Mole weight: 483.53. | |
| [1, 4, 7, 10-Tetraazacyclododecane-1, 4, 7, 10-tetraacetato(4-)-κN1, κN4, κN7, κN10, κO1, κO4, κO7, κO10]-gadolinate(1-) Sodium | [1, 4, 7, 10-Tetraazacyclododecane-1, 4, 7, 10-tetraacetato(4-)-κN1, κN4, κN7, κN10, κO1, κO4, κO7, κO10]-gadolinate(1-) Sodium is an impurity of Gadobutrol, which is a nonionic, paramagnetic contrast agent developed for tissue contrast enhancement in magnetic resonance imaging (MRI). Uses: Chelating agents. Synonyms: [1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetato(4-)-N1,N4,N7,N10,O1,O4,O7,O10]-gadolinate(1-) Sodium; 1,4,7,10-Tetraazacyclododecane Gadolinate(1-) Derivatives; 1,4,7,10-Tetraazacyclododecane-1,4,7,10-tetraacetic Acid Gadolinium Complex. CAS No. 92923-44-9. Molecular formula: C16H24GdN4NaO8. Mole weight: 580.62. | |
| 1,4,7,10-Tetraazacyclododecane-1,7-diacetic Acid | 1,4,7,10-Tetraazacyclododecane-1,7-diacetic Acid is an impurity of Gadobutrol, which is a nonionic, paramagnetic contrast agent developed for tissue contrast enhancement in magnetic resonance imaging (MRI). CAS No. 112193-75-6. Molecular formula: C12H24N4O4. Mole weight: 288.34. | |
| 1,4,7,10-Tetraazacyclododecane-4-formyl-1,7-diacetic Acid | 1,4,7,10-Tetraazacyclododecane-4-formyl-1,7-diacetic Acid is an impurity of Gadobutrol, which is a nonionic, paramagnetic contrast agent developed for tissue contrast enhancement in magnetic resonance imaging (MRI). Synonyms: 2,2'-(4-Formyl-1,4,7,10-tetraazacyclododecane-1,7-diyl)diacetic Acid. Molecular formula: C13H24N4O5. Mole weight: 316.35. | |
| 1,4-Dihydro-1-(5-methoxy-1H-benzimidazol-2-yl)-3,5-dimethyl-4-oxo-2-pyridinecarboxylic Acid Ammonium Salt | 1,4-Dihydro-1-(5-methoxy-1H-benzimidazol-2-yl)-3,5-dimethyl-4-oxo-2-pyridinecarboxylic Acid Ammonium Salt is an impurity of Omeprazole. Omeprazole is a proton pump inhibitor used in the treatment of dyspepsia. It binds to the proton pump hydrogen-potassium adenosine triphosphatase (H+/K+ ATPase) and inhibits its activity and the parietal cell secretion of H+ ions into the gastric lumen. Synonyms: OMP-A Ammonium Salt. CAS No. 2227107-89-1. Molecular formula: C16H18N4O4. Mole weight: 330.34. | |
| 15-epi-Travoprost | One of the impurities of Travoprost, which has been found to be a selective FP prostaglandin receptor agonist and could be used against glaucoma. Synonyms: (5Z)-7-[(1R,2R,3R,5S)-3,5-Dihydroxy-2-[(1E,3S)-3-hydroxy-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]cyclopentyl]-5-heptenoic Acid 1-Methylethyl Ester. CAS No. 1420791-14-5. Molecular formula: C26H35F3O6. Mole weight: 500.56. | |
| 15-keto Limaprost | an impurity of Limaprost. Synonyms: (2E,11α,13E,17S)-11-Hydroxy-17,20-dimethyl-9,15-dioxoprosta-2,13-dien-1-oic Acid. Grades: > 95%. Molecular formula: C22H34O5. Mole weight: 378.51. | |
| 15-Keto Prostaglandin E1 | An impurities of Prostaglandin E1. Prostaglandin E1 is a naturally occurring prostaglandin. It is used to treat erectile dysfunction. Synonyms: (11α,13E)-11-Hydroxy-9,15-dioxo-prost-13-en-1-oic Acid; 3-Hydroxy-5-oxo-2-(3-oxo-1-octenyl)-cyclopentaneheptanoic Acid; 15-Keto-PGE1;15-Oxo-PGE1; 15-Oxoprostaglandin E1; U 22409. Grades: > 95%. CAS No. 22973-19-9. Molecular formula: C20H32O5. Mole weight: 352.48. | |
| 15-Keto Travoprost | One of the impurities of Travoprost, which has been found to be a selective FP prostaglandin receptor agonist and could be used against glaucoma. Synonyms: (5Z)-7-[(1R,2R,3R,5S)-3,5-Dihydroxy-2-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-butenyl]cyclopentyl]-5-heptenoic Acid 1-Methylethyl Ester; 15-keto Fluprostenol Isopropyl Ester. CAS No. 404830-45-1. Molecular formula: C26H33F3O6. Mole weight: 498.54. | |
| 15(R)-17-Phenyl trinor prostaglandin F2α | 15(R)-17-Phenyl trinor prostaglandin F2α is an impurity of the antiglaucoma agent Bimatoprost. It is a metabolically stable analog of PGF2α and is a potent agonist for the FP receptor. Synonyms: 15-epi Bimatoprost; 15(R)-Bimatoprost; 15(R)-17-phenyl trinor PGF2α; (Z)-7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(E,3R)-3-hydroxy-5-phenylpent-1-enyl]cyclopentyl]hept-5-enoic acid. Grades: ≥98%. CAS No. 41639-71-8. Molecular formula: C23H32O5. Mole weight: 388.5. | |
| 15(R)-17-phenyl trinor Prostaglandin F2α isopropyl ester | 15(R)-17-phenyl trinor Prostaglandin F2α isopropyl ester is a potential impurity in most commercial preparations of the latanoprost bulk drug product. The IC50 value for the free acid forms of 15(R)-17-phenyl trinor PGF2α wa determined to be 30 nM in a FP receptor binding assay using the cat iris sphincter muscle. Synonyms: 9α,11α,15R-trihydroxy-17-phenyl-18,19,20-trinor-prosta-5Z,13E-dien-1-oic acid, isopropyl ester; 15-epi Bimatoprost isopropylester; 15(R)-Bimatoprost isopropyl ester; 15(R)-17-phenyl trinor PGF2α isopropyl ester; Isopropyl (5Z)-7-{(1R,2R,3R,5S)-3,5-dihydroxy-2-[(1E,3R)-3-hydroxy-5-phenyl-1-penten-1-yl]cyclopentyl}-5-heptenoate; 5-Heptenoic acid, 7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(1E,3R)-3-hydroxy-5-phenyl-1-penten-1-yl]cyclopentyl]-, 1-methylethyl ester, (5Z)-. Grades: 98%. CAS No. 130273-87-9. Molecular formula: C26H38O5. Mole weight: 430.59. | |
| 1-(6-Amino-9-β-D-ribofuranosyl-9H-purin-2-yl)-1H-pyrazole-4-carboxylic Acid Ethyl Ester | A short-acting A2A adenosine receptor agonist. Synonyms: CVT 3127; Regadenoson Impurity. CAS No. 313348-16-2. Molecular formula: C16H19N7O6. Mole weight: 405.37. | |
| 17-Carboxy-17-Desoxy-Dexamethasone (Dexamethasone Acid Impurity) | Dexamethasone impurity. Synonyms: (11β,16α,17β)-9-Fluoro-11-hydroxy-16-methyl-3-oxoandrosta-1,4-diene-17-carboxylic Acid. Grades: > 95%. CAS No. 75262-69-0. Molecular formula: C21H27FO4. Mole weight: 362.44. | |
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