Invention Grant
US08853431B2 Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids
有权
制备17-（3-羟丙基）-17-羟基类固醇的方法
- Patent Title: Process for the preparation of 17-(3-hydroxypropyl)-17-hydroxysteroids
- Patent Title (中): 制备17-（3-羟丙基）-17-羟基类固醇的方法
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Application No.: US12147828Application Date: 2008-06-27
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Publication No.: US08853431B2Publication Date: 2014-10-07
- Inventor: Claus Christian Haeselhoff , Mike Petersen
- Applicant: Claus Christian Haeselhoff , Mike Petersen
- Applicant Address: DE Monheim
- Assignee: Bayer Intellectual Property GmbH
- Current Assignee: Bayer Intellectual Property GmbH
- Current Assignee Address: DE Monheim
- Agency: Millen, White, Zelano & Branigan, P.C.
- Priority: DE102007030596 20070628
- Main IPC: C07J71/00
- IPC: C07J71/00 ; C07J53/00 ; C07J9/00
Abstract:
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 R3, R5, R6, R7, R10, R13, R15, R16, R40, R41 and R42 have the meaning indicated in the description.
Public/Granted literature
- US20090012286A1 PROCESS FOR THE PREPARATION OF 17-(3-HYDROXYPROPYL)-17-HYDROXYSTEROIDS Public/Granted day:2009-01-08
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