| 发明名称 |
Novel process and intermediates for preparing 17-halogenated 19-norsteroid compounds |
| 摘要 |
The invention relates to a process for preparing compounds of formula (I): in which R1, R2, R3, n and X are as defined in the description, and to the intermediate compounds for implementing this process.
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| 申请公布号 |
US2004224933(A1) |
申请公布日期 |
2004.11.11 |
| 申请号 |
US20040834638 |
申请日期 |
2004.04.29 |
| 申请人 |
AVENTIS PHARMA S.A. |
发明人 |
NIQUE FRANCOIS;MORATILLE CHRISTIAN;ROUSSEL PATRICK;BOUSQUET JOELLE |
| 分类号 |
A61K31/56;A61K31/58;A61P19/10;C07J1/00;C07J43/00;C07J75/00;(IPC1-7):C07J43/00 |
主分类号 |
A61K31/56 |
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