| 发明名称 |
Process for the preparation of 21-hydroxy steroids with control of the epimeric distribution at the C-21 position |
| 摘要 |
A process is described for preparing, exclusively by chemical way, 21-hydroxy steroids having progestinic activity, said process having a high stereochemical control at C-21 position.
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| 申请公布号 |
US7868194(B2) |
申请公布日期 |
2011.01.11 |
| 申请号 |
US20050666096 |
申请日期 |
2005.10.20 |
| 申请人 |
INDUSTRIALE CHIMICA S.R.L. |
发明人 |
COSTANTINO FRANCESCA;LENNA ROBERTO;COMIN MARIA JULIETA;RAMIREZ JAVIER;RODRIGUEZ JUAN BAUTISTA |
| 分类号 |
C07J9/00 |
主分类号 |
C07J9/00 |
| 代理机构 |
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代理人 |
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