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

CAS NO.：103335-41-7
Empirical Formula: C20H29NO3
Molecular Weight: 331.45
MDL number: MFCD00876749
EINECS: 600-422-0
SAFETY DATA SHEET (SDS)
Update Date: 2025-07-04 15:14:12

What is METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE?

Chemical properties

Off-White Solid

The Uses of METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE

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.

The Uses of METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE

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.

The Uses of METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE

3-Oxo-4-aza-5α-αndrost-1-ene-17β-carboxylic Acid Methyl Ester (Finasteride EP Impurity B) is an impurity of Finasteride (F342000) and Dutasteride (D735000). An intermediate in the synthesis of Finasteride and Dutasteride, 5α-reductase inhibitors used for treatment of benign prostatic hyperplasia acne, seborrhea, female hirsutism, prostatitis, and prostatic carcinoma and other hyperandrogenetic related disorders. Finasteride impurity.

Properties of METHYL 4-AZA-5ALPHA-ANDROSTA-1-EN-3-ONE-17BETA-CARBOXYLATE

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