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ChemicalBook--->CAS DataBase List--->103335-41-7

103335-41-7

103335-41-7 Structure

103335-41-7 Structure
IdentificationBack Directory
[Name]

METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE
[CAS]

103335-41-7
[Synonyms]

Finasteride EP Impurity B
Finasteride impurity B (EP)
(4aR,4bS,6aS,7S,9aS,9bS,11aR)
Finasteride Methyl Ester Analog
Dutasteride Methyl Ester Impurity
Methyl 3-Oxo-4-aza-5alpha-androst-1
Finasteride Impurity 2(Finasteride EP Impurity B)
methyl 3-oxo-4-aza-5α-androst-1-ene-17β-carboxylate
Finasteride Impurity B (Dutasteride Ester Impurity)
Dutasteride Ester Impurity (Finasteride EP Impurity B)
Finasteride EP Impurity B (Dutasteride Ester Impurity)
methyl-3- oxo-4-aza-5-alfa-androst-1ene-17-beta-carboxylate
METHYL 3-OXO-4-AZA-5-ALPHA-ANDROST-1-ENE-17-BETA-CARBOXYLATE
3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester
METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXAMIDE(M4)
Dutasteride Methyl Ester Analog (Finasteride Methyl Ester Analog)
(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
(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-t
(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-
-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
Finasteride EP Impurity B/ Finasteride Related Compund D (Dutasteride Methyl Ester Analog/Finasteride Methyl Ester Analog)
methyl (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-carboxylate
(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
1H-Indeno[5,4-f]quinoline-7-carboxylic acid, 2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-2-oxo-, methyl ester, (4aR,4bS,6aS,7S,9aS,9bS,11aR)-
[EINECS(EC#)]

600-422-0
[Molecular Formula]

C20H29NO3
[MDL Number]

MFCD00876749
[MOL File]

103335-41-7.mol
[Molecular Weight]

331.45
Chemical PropertiesBack Directory
[Melting point ]

280-282°C (dec.)
[Boiling point ]

478.6±45.0 °C(Predicted)
[density ]

1.113±0.06 g/cm3(Predicted)
[storage temp. ]

Sealed in dry,2-8°C
[solubility ]

Chloroform (Slightly), DMSO (Slightly, Heated), Methanol (Slightly, Heated)
[form ]

Solid
[pka]

14.15±0.70(Predicted)
[color ]

White to Off-White
Hazard InformationBack Directory
[Chemical Properties]

Off-White Solid
[Uses]

Finasteride (F342000) and Dutasteride (D735000) impurity. An intermediate in the synthesis of Finasteride and Dutasteride, 5α-reductase inhibitors used for treatment of benign prostatic hyperplasia ac ne, seborrhea, female hirsutism, prostatitis, and prostatic carcinoma and other hyperandrogenetic related disorders.
[Uses]

Finasteride (F342000) impurity. A novel intermediate in the synthesis of Finasteride, a 5α-reductase inhibitor used for treatment of benign prostatic hyperplasia acne, seborrhea, female hirsutism, prostatitis, and prostatic carcinoma and other hyperandrogenetic related disorders.
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