| 发明名称 |
CRYSTALLINE 17BETA-HYDROXY-7ALPHA- (5'-METHYL-2'-FURYL)-PREGNA-4,9(11)-DIEN-3-ONE-21-CARBOXYLIC ACID, GAMMA-LACTONE |
| 摘要 |
The present invention involves a novel crystal form of 17beta-hydroxy-7alpha-(5'-methyl-2'-furyl)-pregna-4,9(11)-dien-3-one-21-carboxylic acid, gamma-lactone (II) which is an intermediate useful in preparation of an important pharmaceutical, eplerenone. (FORMULA) |
| 申请公布号 |
WO2004037844(A8) |
申请公布日期 |
2004.06.10 |
| 申请号 |
WO2003US29923 |
申请日期 |
2003.09.19 |
| 申请人 |
PHARMACIA & UPJOHN COMPANY;PEARLMAN, BRUCE, ALLEN;ANTOSZ, FREDERICK, J. |
发明人 |
PEARLMAN, BRUCE, ALLEN;ANTOSZ, FREDERICK, J. |
| 分类号 |
A61K31/58;C07J1/00;C07J21/00;(IPC1-7):C07J21/00 |
主分类号 |
A61K31/58 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
