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| Product | Description | |
|---|---|---|
| Dutasteride | 25mg Pack Size. Group: Bioactive Small Molecules, Research Organics & Inorganics. Formula: C27H30F6N2O2. CAS No. 164656-23-9. Prepack ID 11556431-25mg. Molecular Weight 528.53. See USA prepack pricing. |  |
| Dutasteride | (5α,17β)-N-{2,5 bis(trifluoromethyl)phenyl}-3oxo-4-azaandrost-1-ene-17-carboxamide, AVODART. NSAID. CAS No. 164656-23-9. Product ID: 8-04777. Molecular formula: C27H30F6N2O2. Mole weight: 528.53. Purity: 0.99. |  |
| Dutasteride | Dutasteride (GG745) is a potent inhibitor of both 5α-reductase isozymes. Dutasteride may possess off-target effects on the androgen receptor (AR) due to its structural similarity to DHT [1]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: GG 745; GI 198745. CAS No. 164656-23-9. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 50 mg; 100 mg. Product ID: HY-13613. |  |
| Dutasteride | Dutasteride. Group: Biochemicals. Alternative Names: (5a, 17b) -N-[2, 5-Bis (trifluoromethyl) phenyl]-3-oxo-4-azaandrost-1-ene-17-carboxamide. Grades: Highly Purified. CAS No. 164656-23-9. Pack Sizes: 500mg, 1g, 2g, 5g, 10g. Molecular Formula: C27H30F6N2O2. US Biological Life Sciences. |  Worldwide |
| Dutasteride | Dutasteride. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Avodart; Dutasteride; Duagen. Product Category: Steroidal Compounds. Appearance: White Crystalline Solid. CAS No. 164656-23-9. Molecular formula: C27H30F6N2O2. Mole weight: 528.53. Purity: 0.98. IUPACName: (1S,3aS,3bS,5aR,9aR,9bS,11aS)-N-[2,5-bis(trifluoromethyl)phenyl]-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carboxamide. Canonical SMILES: CC12CCC3C(C1CCC2C(=O)NC4=C(C=CC(=C4)C(F)(F)F)C(F)(F)F)CCC5C3(C=CC(=O)N5)C. Density: 1.303 g/cm³. Product ID: ACM164656239. Alfa Chemistry ISO 9001:2015 Certified. |  |
| Dutasteride-13C6 | Labeled Dutasteride. Dutasteride is a dual inhibitor of 5α-reductase isoenzymes type 1 and 2; structurally related to Finasteride. Dutasteride is used in the treatment of benign prostatic hyperplasia. Group: Biochemicals. Alternative Names: (4aR, 4bS, 6aS, 7S, 9aS, 9bS, 11aR) -N-[2, 5-Bis (trifluoromethyl) phenyl]-2, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10, 11, 11a-tetradecahydro-4a, 6a-dimethyl-2-oxo-1H-indeno[5, 4-f]quinoline-7-carboxamide-13C6; (5α,17 β)-. Grades: Highly Purified. CAS No. 1217685-27-2. Pack Sizes: 250ug. US Biological Life Sciences. | Worldwide |
| Dutasteride Alpha-Dimer (~90%) | Dutasteride Alpha-Dimer (~90%). Uses: For analytical and research use. Group: Impurity standards. Catalog: APS001607. Format: Neat. |  |
| Dutasteride Beta-Dimer | Dutasteride Beta-Dimer. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: N-[2,5-Bis(trifluoromethyl))phenyl]-3-oxo-4-[3-oxo-4-aza-5α-androst-1-ene-17β-carbonyl]-4-aza-5α-androst-1-ene-17β-carboxamide,1H-Indeno[5,4-f]quinoline-7-carboxamide, N-[2,5-bis(trifluoromethyl)phenyl]-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-2-oxo-1-[[(4aR,4bS,6aS,7S,9aS,9bS,11aR)-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-2-oxo-1H-indeno[5,4-f]quinolin-7-yl]carbonyl]-, (4aR,4bS,6aS,7S,9aS,9bS,11aR)-, Dutasteride Imp. I (EP), Dutasteride Dimer 1, Dutasteride β-Dimer. CAS No. 1648593-70-7. IUPAC Name: (1S,3aS,3bS,5aR,9aR,9bS,11aS)-6-[(1S,3aS,3bS,5aR,9aR,9bS,11aS)-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,9b,10,11-dodecahydroindeno[5,4-f]quinoline-1-carbonyl]-N-[2,5-bis(trifluoromethyl)phenyl]-9a,11a-dimethyl-7-oxo-2,3,3a,3b,4,5,5a,9b,10,11-decahydro-1H-indeno[5,4-f]quinoline-1-carboxamide. Molecular Formula: C46H55F6N3O4. Mole Weight: 827.94. Catalog: APS1648593707. SMILES: C[C@]12CC[C@H]3[C@@H] (CC[C@H]4N (C (=O)[C@H]5CC[C@H]6[C@@H]7CC[C@H]8NC (=O)C=C[C@]8 (C)[C@H]7CC[C@]56C)C (=O)C=C[C@]34C)[C@@H]1CC[C@@H]2C (=O)Nc9cc (ccc9C (F) (F)F)C (F) (F)F. Format: Neat. | |
| Dutasteride EP Impurity A | Dutasteride EP Impurity A. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7S,9aS,9bS,11aR)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylic acid. CAS No. 104239-97-6. Molecular Formula: C19H27NO3. Mole Weight: 317.42. Catalog: APB104239976. | |
| Dutasteride (GG-745, GI-198745) | Used in the treatment of benign prostatic hyperlasia. It inhibits both isozymes of 5a-reductase. Group: Biochemicals. Alternative Names: GG-745, GI-198745. Grades: Highly Purified. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| Dutasteride Impurity A (Dutasteride Acid Impurity) | Cas No. 104239-97-6. |  |
| Dutasteride Impurity B | Dutasteride Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7S,9aS,9bS,11aR)-N,N,4a,6a-tetramethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide. Molecular Formula: C21H32N2O2. Mole Weight: 344.49. Catalog: APB05236. | |
| Dutasteride Impurity C | Dutasteride Impurity C. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7S,9aS,9bS,11aR)-ethyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate. Molecular Formula: C21H31NO3. Mole Weight: 345.48. Catalog: APB05235. | |
| Dutasteride Impurity C | Dutasteride Impurity. Synonyms: (4aR,4bS,6aS,7S,9aS,9bS,11aR)-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-Tetradecahydro-4a,6a-dimethyl-2-oxo-1H-Indeno[5,4-f]quinoline-7-carboxylic Acid Ethyl Ester. Grades: > 95%. CAS No. 157307-36-3. Molecular formula: C21H31NO3. Mole weight: 345.49. | |
| Dutasteride Impurity D | Dutasteride Impurity D. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7R,9aS,9bS)-N-(2,5-bis(trifluoromethyl)phenyl)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10-dodecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide. Molecular Formula: C27H28F6N2O2. Mole Weight: 526.51. Catalog: APB05234. | |
| Dutasteride Impurity E | Dutasteride Impurity E. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7R,9aS,9bS,11aR)-N-(2,5-bis(trifluoromethyl)phenyl)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide. CAS No. 1796930-46-5. Molecular Formula: C27H30F6N2O2. Mole Weight: 528.53. Catalog: APB1796930465. | |
| Dutasteride Impurity F | Dutasteride Impurity F. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4S,4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(2,5-bis(trifluoromethyl)phenyl)-4-chloro-4a,6a-dimethyl-2-oxohexadecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide. Molecular Formula: C27H31ClF6N2O2. Mole Weight: 564.99. Catalog: APB05233. | |
| Dutasteride Impurity F (1-Chloro Dihydro Dutasteride) | 1-Chloro Dihydro Dutasteride is a 3-oxo-4-aza-5α-androstene-17β-carboxylic acid derivative and an impurity of Dutasteride. Synonyms: (4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-[2,5-Bis(trifluoromethyl)phenyl]-4-chlorohexadecahydro-4a,6a-dimethyl-2-oxo-1H-indeno[5,4-f]quinoline-7-carboxamide. Grades: > 95%. CAS No. 1365545-42-1. Molecular formula: C27H31ClF6N2O2. Mole weight: 564.99. | |
| Dutasteride Impurity G | Dutasteride Impurity G. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7S,9aS,9bS)-N-(2,5-bis(trifluoromethyl)phenyl)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10-dodecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide. Molecular Formula: C27H28F6N2O2. Mole Weight: 526.51. Catalog: APB05232. | |
| Dutasteride Impurity G (5,6-Dehydro-17β-dutasteride) | 5,6-Dehydro-dutasteride is an impurity in the synthesis of Dutasteride. Synonyms: (4aR,4bS,6aS,7S,9aS,9bS)-N-[2,5-bis(trifluoromethyl)phenyl]-2,4a,4b,5,6,6a,7,8,9,9a,9b,10-dodecahydro-4a,6a-dimethyl-2-oxo-1H-Indeno[5,4-f]quinoline-7-carboxamide. Grades: > 95%. CAS No. 1430804-85-5. Molecular formula: C27H28F6N2O2. Mole weight: 526.53. | |
| Dutasteride Impurity H | Dutasteride Impurity H. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(2,5-bis(trifluoromethyl)phenyl)-1-((4aR,4bS,6aS,7R,9aS,9bS,11aR)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carbonyl)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9. Molecular Formula: C46H55F6N3O4. Mole Weight: 827.94. Catalog: APB05231. | |
| Dutasteride Impurity I | Dutasteride Impurity I. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(2,5-bis(trifluoromethyl)phenyl)-1-((4aR,4bS,6aS,7S,9aS,9bS,11aR)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carbonyl)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide. CAS No. 1648593-70-7. Molecular Formula: C46H55F6N3O4. Mole Weight: 827.94. Catalog: APB1648593707. | |
| Dutasteride Impurity J | An intermediate in the synthesis of Dutasteride and Dutasteride Impurity. Synonyms: [4aR-(4aα, 4bβ, 6aα, 7α, 9aβ, 9bα)]-N-[2, 5-Bis(trifluoromethyl)phenyl]-2, 3, 4, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10-tetradecahydro-4a, 6a-dimethyl-2-oxo-1H-indeno[5, 4-f]quinoline-7-carboxamide; (4aR,4bS,6aS,7S,9aS,9bS)-N-[2,5-Bis(trifluoromethyl)phenyl]-2,3,4,4a,4b,5,6,6a. Grades: > 95%. CAS No. 164656-21-7. Molecular formula: C27H30F6N2O2. Mole weight: 528.54. | |
| Dutasteride Impurity L | Dutasteride Impurity L is an impurity of Dutasteride, a medication used to treat benign prostatic hyperplasia (BPH) in men. Synonyms: DTXSID501100113; 1365545-48-7; (4bS,6aS,7S,9aS,9bS)-N-[2,5-Bis(trifluoromethyl)phenyl]-2,4b,5,6,6a,7,8,9,9a,9b,10,11-dodecahydro-6a-methyl-2-oxo-1H-indeno[5,4-f]quinoline-7-carboxamide. Grades: > 95%. CAS No. 1365545-48-7. Molecular formula: C26H26F6N2O2. Mole weight: 512.5. | |
| Dutasteride Related Impurity 1 | Dutasteride Related Impurity. Synonyms: (5α,17β)-3-Oxo-4-azaandrost-1-ene-17-carboxamide; [4aR-(4aα, 4bβ, 6aα, 7α, 9aβ, 9bα, 11aβ)]-2, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10, 11, 11a-Tetradecahydro-4a, 6a-dimethyl-2-oxo-1H-indeno[5, 4-f]quinoline-7-carboxamide. Grades: > 95%. CAS No. 104214-61-1. Molecular formula: C19H28N2O2. Mole weight: 316.44. | |
| 17α-Dutasteride | 17α-Dutasteride. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C27H30F6N2O2, Molecular Weight: 528.53. US Biological Life Sciences. | Worldwide |
| 5,6-Dehydro-17α-dutasteride | 5,6-Dehydro-17α-dutasteride. Group: Biochemicals. Alternative Names: (4aR, 4bS, 6aS, 7R, 9aS, 9bS) -N- (2, 5-bis (trifluoromethyl) phenyl) -4a, 6a-dimethyl-2-oxo-2, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10-dodecahydro-1H-indeno[5, 4-f]quinoline-7-carboxamide?. Grades: Highly Purified. Pack Sizes: 500ug. Molecular Formula: C27H28F6N2O2, Molecular Weight: 526.51. US Biological Life Sciences. | Worldwide |
| 5,6-Dehydro-17Alpha-Dutasteride | 5,6-Dehydro-17Alpha-Dutasteride. Uses: For analytical and research use. Group: Impurity standards. Pack Sizes: 5MG. Catalog: APS004812. Format: Neat. Shipping: Room Temperature. | |
| 5,6-Dehydro-17 β-dutasteride | 5,6-Dehydro-17 β-dutasteride. Group: Biochemicals. Alternative Names: (4aR, 4bS, 6aS, 7S, 9aS, 9bS) -N-[2, 5-bis (trifluoromethyl) phenyl]-2, 4a, 4b, 5, 6, 6a, 7, 8, 9, 9a, 9b, 10-dodecahydro-4a, 6a-dimethyl-2-oxo-1H-Indeno[5, 4-f]quinoline-7-carboxamide. Grades: Highly Purified. CAS No. 1430804-85-5. Pack Sizes: 1mg. Molecular Formula: C27H28F6N2O2, Molecular Weight: 526.51. US Biological Life Sciences. | Worldwide |
| 5-Beta-Dutasteride | 5-Beta-Dutasteride is the β-isomer impurity of Dutasteride. Synonyms: (4aR,4bS,6aS,7S,9aS,9bS,11aS)-N-[2,5-Bis(trifluoromethyl)phenyl]-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-2-oxo-1H-indeno[5,4-f]quinoline-7-carboxamide; (5β,17β)-N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-azaandrost-1-ene-17-carb. Grades: > 95%. CAS No. 957229-52-6. Molecular formula: C27H30F6N2O2. Mole weight: 528.53. | |
| Dihydro Dutasteride | Dihydro Dutasteride is an impurity arose during the process development of Dutasteride. Group: Biochemicals. Alternative Names: (4aR, 4bS, 6aS, 7S, 9aS, 9bS, 11aR) -N-[2, 5-Bis (trifluoromethyl) phenyl]hexadecahydro-4a, 6a-dimethyl-2-oxo-1H-Indeno[5, 4-f]quinoline-7-carboxamide; (5α,17 β ) -N-[2, 5-Bis (trifluoromethyl) phenyl]-3-oxo-4-azaandrostane-17-carboxamide; Dihydrodutasteride. Grades: Highly Purified. CAS No. 164656-22-8. Pack Sizes: 10mg. US Biological Life Sciences. | Worldwide |
| Dihydro Dutasteride | Dihydro Dutasteride is an impurity arose during the process development of Dutasteride. Synonyms: (4aR, 4bS, 6aS, 7S, 9aS, 9bS, 11aR) -N-[2, 5-Bis (trifluoromethyl) phenyl]hexadecahydro-4a, 6a-dimethyl-2-oxo-1H-Indeno[5, 4-f]quinoline-7-carboxamide; (5α,17β)-N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-azaandrostane-17-carboxamide. Grades: > 95%. CAS No. 164656-22-8. Molecular formula: C27H32F6N2O2. Mole weight: 530.55. | |
| Dihydro Dutasteride | Dihydro Dutasteride. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 4-Azaandrostane-17-carboxamide, N-[2,5-bis(trifluoromethyl)phenyl]-3-oxo-, (5α,17β)-, (5α,17β)-N-[(2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-aza-5-androstane-17-carboxamide, 1H-Indeno[5,4-f]quinoline-7-carboxamide, N-[2, 5-bis (trifluoromethyl) phenyl]hexadecahydro-4a, 6a-dimethyl-2-oxo-, [4aR-(4aα, 4bβ, 6aα, 7α, 9aβ, 9bα, 11aβ)]-, 1H-Indeno[5, 4-f]quinoline-7-carboxamide, N-[2, 5-bis (trifluoromethyl) phenyl]hexadecahydro-4a, 6a-dimethyl-2-oxo-, (4aR,4bS,6aS,7S,9aS,9bS,11aR)-, Dihydrodutasteride, N-[2,5-Bis(trifluoromethyl)phenyl]-3-oxo-4-aza-5α-androstane-17β-carboxamide. CAS No. 164656-22-8. Pack Sizes: 10MG. IUPAC Name: (1S,3aS,3bS,5aR,9aR,9bS,11aS)-N-[2,5-bis(trifluoromethyl)phenyl]-9a,11a-dimethyl-7-oxo-1,2,3,3a,3b,4,5,5a,6,8,9,9b,10,11-tetradecahydroindeno[5,4-f]quinoline-1-carboxamide. Molecular Formula: C27H32F6N2O2. Mole Weight: 530.55. Catalog: APS164656228. SMILES: C[C@]12CCC (=O)N[C@@H]1CC[C@H]3[C@@H]4CC[C@H] (C (=O)Nc5cc (ccc5C (F) (F)F)C (F) (F)F)[C@@]4 (C)CC[C@H]23. Format: Neat. Shipping: Room Temperature. | |
| dihydro-Dutasteride Impurity | dihydro-Dutasteride Impurity. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: (4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(2,5-bis(trifluoromethyl)phenyl)-4a,6a-dimethyl-2-oxohexadecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide. Molecular Formula: C27H32F6N2O2. Mole Weight: 530.55. Catalog: APB05230. | |
| 1,4-Diiodobenzene-13C6 | Intermediate in the production of labeled Dutasteride. Group: Biochemicals. Alternative Names: 1,4-Iodobenzene-13C6; 4-Iodophenyl Iodide-13C6; NSC 6297-13C6; p-Diiodobenzene13C6. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences. | Worldwide |
| (17 β ) -N-[2, 5-Bis (trifluoromethyl) phenyl]-3-oxo-4-azaandrost-5-ene-17-carboxamide | (17 β ) -N-[2, 5-Bis (trifluoromethyl) phenyl]-3-oxo-4-azaandrost-5-ene-17-carboxamide is an intermediate in the synthesis of Dutasteride (D735000), a dual inhibitor of 5α-reductase isoenzymes type 1 and 2; structurally related to Finasteride (F342000). Group: Biochemicals. Grades: Highly Purified. CAS No. 164656-21-7. Pack Sizes: 25mg, 100mg. Molecular Formula: C27H30F6N2O2. US Biological Life Sciences. | Worldwide |
| (17 β ) -N-[2, 5-Bis (trifluoromethyl) phenyl]-3-oxo-androst-4-ene-17-carboxamide | (17 β ) -N-[2, 5-Bis (trifluoromethyl) phenyl]-3-oxo-androst-4-ene-17-carboxamide is an intermediate in the synthesis of Dutasteride (D735000), a dual inhibitor of 5α-reductase isoenzymes type 1 and 2; structurally related to Finasteride (F342000). Group: Biochemicals. Grades: Highly Purified. CAS No. 164656-19-3. Pack Sizes: 50mg, 250mg. Molecular Formula: C28H31F6NO2. US Biological Life Sciences. | Worldwide |
| 2-Iodo-3-Oxo-4-aza-5α-androst-17 β-carboxylic Acid | 2-Iodo-3-Oxo-4-aza-5α-androst-17 β-carboxylic Acid is a reactant in the synthesis of Duasteride (D735000), a dual inhibitor of 5α-reductase isoenzymes type 1 and 2; structurally related to Finasteride (F342000). Dutasteride is used in the treatment of benign prostatic hyperplasia. Group: Biochemicals. Grades: Highly Purified. CAS No. 140700-63-6. Pack Sizes: 10mg, 100mg. Molecular Formula: C19H28INO3, Molecular Weight: 445.33. US Biological Life Sciences. | Worldwide |
| Finasteride EP Impurity B | An intermediate in the synthesis of Finasteride. Finasteride is a 4-azasteroid analog of testosterone that competitively blocks type II 5α-reductase activity with 100-fold greater affinity than for the type I enzyme. Synonyms: Dutasteride Ester Impurity; 3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester; Methyl 3-Oxo-4-aza-5α-androst-1-ene-17β-carboxylate. Grades: > 95%. CAS No. 103335-41-7. Molecular formula: C20H29NO3. Mole weight: 331.46. | |
| Finasteride EP Impurity B | Finasteride EP Impurity B. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: Dutasteride Ester Impurity; (4aR,4bS,6aS,7S,9aS,9bS,11aR)-methyl 4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxylate. CAS No. 103335-41-7. Molecular Formula: C20H29NO3. Mole Weight: 331.45. Catalog: APB103335417. | |
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