申请人:HAESELHOFF Claus-Christian
公开号:US20090012286A1
公开(公告)日:2009-01-08
The present invention relates to a process for the preparation of 17α-(3-hydroxypropyl)-17β-hydroxysteroids of the formula I
starting from 17-ketosteroids of the formula III
via the intermediates of the formula V
wherein the radicals R
3
, R
5
, R
6
, R
7
, R
10
, R
13
, R
15
, R
16
, R
40
, R
41
and R
42
have the meaning indicated in the description.
本发明涉及一种从式III的17-酮类固醇出发,经过式V的中间体,制备式I的17α-(3-羟丙基)-17β-羟基类固醇的方法,其中基团R3、R5、R6、R7、R10、R13、R15、R16、R40、R41和R42具有描述中所示的含义。