Title:
11β,17α,21-トリヒドロキシ-6α-メチルプレグナ-1,4-ジエン-3,20-ジオン21-アセテートの製法
Document Type and Number:
Japanese Patent JP2004536088
Kind Code:
A
Abstract:
The present invention is a novel process for the transformation of 11beta, 17alpha dihydroxy-6alpha-methylpregna-1,4-diene-3,20-dione 17-acetate (III) to 11beta,17alpha,21-trihydroxy-6alpha-methylpregna-1,4-diene-3,20-dione 21-acetate (VI)
Inventors:
Bruce A. Pearlman
Application Number:
JP2003506299A
Publication Date:
December 02, 2004
Filing Date:
June 14, 2002
Export Citation:
Assignee:
PHARMACIA & UPJOHN COMPANY
International Classes:
C07B61/00; C07J5/00; C07J7/00; (IPC1-7): C07J5/00; C07J7/00
Attorney, Agent or Firm:
Mitsuo Tanaka
Masaki Yano
Masaki Yano