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 JP2004535805
Kind Code:
A
Abstract:
The present invention is a novel process for the transformation of 17alpha-hydroxy-6alpha-methylpregn-4-ene-3,20-dione 17-acetate (I)to 11beta,17alpha,21-trihydroxy-6alpha-methylpregna-1,4-diene-3,20-dione 21-acetate (VI)
Inventors:
Bruce A. Pearlman
Michael jay white
Ivan G. Gilbert
Michael jay white
Ivan G. Gilbert
Application Number:
JP2003506298A
Publication Date:
December 02, 2004
Filing Date:
June 14, 2002
Export Citation:
Assignee:
PHARMACIA & UPJOHN COMPANY
International Classes:
C07J5/00; C07J7/00; C12P33/02; C12P33/08; C12P33/16; (IPC1-7): C12P33/16; C07J7/00
Attorney, Agent or Firm:
Mitsuo Tanaka
Masaki Yano
Masaki Yano