Process for the preparation of 17-N-substituted-carbamoyl-4-aza-androst-1-en-3-ones
申请人:Wang Zhi-Xian
公开号:US20070173523A1
公开(公告)日:2007-07-26
The present invention relates to a process for producing 17-N-substituted-carbamoyl-4-aza-androst-1-en-3-ones of formula 1, including Finasteride and Dutasteride.
[EN] PROCESS FOR THE PREPARATION OF 17-N-SUBSTITUTED-CARBAMOYL-4-AZA-ANDROST-1 -EN-3-ONES<br/>[FR] PROCÉDÉ POUR LA PRÉPARATION DE CARBAMOYLE-4-AZA-ANDROST-1-EN-3-ONES N-SUBSTITUÉES EN 17
申请人:APOTEX PHARMACHEM INC
公开号:WO2008101308A1
公开(公告)日:2008-08-28
[EN] The present invention relates to a process for producing 17-N-substituted-carbamoyl-4-aza-androst-1-en-3-ones of formula (1) , including Finasteride and Dutasteride. [FR] La présente invention concerne un procédé permettant de fabriquer des carbamoyle-4-aza-androst-1-en-3-ones n-substituées en 17 de formule (1), notamment le finastéride et le dutastéride.