发明名称 |
A process for the preparation of drospirenone |
摘要 |
<p>A process is described for preparing drospirenone, a synthetic steroid with progestogenic, antimineralocorticoid and antiandrogenic activity, useful for the preparation of pharmaceutical compositions with contraceptive action, starting from 5,6 beta -epoxy-7 beta -hydroxy-15 beta ,16 beta -methylene-3 beta -pivaloyloxy-5 beta -androstan-17-one.</p> |
申请公布号 |
EP1571153(A2) |
申请公布日期 |
2005.09.07 |
申请号 |
EP20050101511 |
申请日期 |
2005.02.28 |
申请人 |
INDUSTRIALE CHIMICA S.R.L. |
发明人 |
COSTANTINO, FRANCESCA;LENNA, ROBERTO;PIURI, SILVIA |
分类号 |
A47J17/18;C07J53/00;C07J71/00;(IPC1-7):C07J53/00 |
主分类号 |
A47J17/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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