Title:
ステロイドのC-17スピロラクトニゼーションおよび6,7-酸化
Document Type and Number:
Japanese Patent JP2005528371
Kind Code:
A
Abstract:
The present invention involves intermediates, including a 7alpha-substituted steroid (II), and processes which are used to prepare eplerenone, a useful pharmaceutical agent.
Inventors:
Miller, Paula Sea
Pozzo, Mark Jay
Butterfly, shine kay
Pozzo, Mark Jay
Butterfly, shine kay
Application Number:
JP2003580358A
Publication Date:
September 22, 2005
Filing Date:
March 21, 2003
Export Citation:
Assignee:
Pharmacia Corporation
International Classes:
C07J21/00; C07C41/50; C07C43/305; C07J1/00; C07J71/00; (IPC1-7): C07J21/00; C07J71/00
Attorney, Agent or Firm:
Kazuo Shamoto
Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Takako Koiso
Tadashi Masui
Yasushi Kobayashi
Akio Chiba
Hiroyuki Tomita
Takako Koiso