Title:
CONVERSION OF DELTA 16-20-KETOSTEROID TO HYDROXY-20-KETOSTEROID
Document Type and Number:
Japanese Patent JPS6172798
Kind Code:
A
Abstract:
A process for preparing a 17 alpha -hydroxy-20-keto steroid comprises contacting a DELTA <1><6>-20-keto steroid with a silylating agent in the presence of a catalyst, and contacting the resultant DELTA <17(20)>-20-silyl ether steroid (some of which are novel) with a peracid.
Inventors:
JIERII AANORUDO UOOKAA
Application Number:
JP19871785A
Publication Date:
April 14, 1986
Filing Date:
September 10, 1985
Export Citation:
Assignee:
UPJOHN CO
International Classes:
C07J13/00; C07J5/00; C07J7/00; C07J51/00; (IPC1-7): C07J7/00
Attorney, Agent or Firm:
Yataro Sasai