Title:
エプレレノンの製法
Document Type and Number:
Japanese Patent JP2005523306
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:
Bruce Allen Pearlman
Unfrette Greg Padilla
Jeffrey El Havens
Sonya S. McKee
U Haifen
Unfrette Greg Padilla
Jeffrey El Havens
Sonya S. McKee
U Haifen
Application Number:
JP2003580359A
Publication Date:
August 04, 2005
Filing Date:
March 21, 2003
Export Citation:
Assignee:
Pharmacia & Up John Company LRC
International Classes:
C07J21/00; C07C41/50; C07C43/305; C07J1/00; C07J71/00; (IPC1-7): C07J21/00; C07C41/50; C07C43/305
Foreign References:
| WO1998025948A2 | 1998-06-18 | |||
| WO1997021720A2 | 1997-06-19 | |||
| US5227375A | 1993-07-13 | |||
| DE3344057A1 | 1984-06-14 |
Attorney, Agent or Firm:
Mitsuo Tanaka
Masaki Yano
Masaki Yano