英文名稱
3-Oxo-4-aza-5a-androst-1-ene-17b-carboxylic Acid Methyl Ester
純度
95%
網頁展示純度為入庫指導純度值,各批次間存在一定差異,實際純度以收貨為準
Chloroform (Slightly), DMSO (Slightly, Heated), Methanol (Slightly, Heated)
Standards; Steroids; Pharmaceutical/API Drug Impurities/Metabolites;
3-Oxo-4-aza-5a-androst-1-ene-17b-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, 5a-reductase inhibitors used for treatment of benign prostatic hyperplasia acne, seborrhea, female hirsutism, prostatitis, and prostatic carcinoma and other hyperandrogenetic related disorders. Finasteride impurity.