| 发明名称 |
Process for the Preparation of 17-Hydroxy-6Beta, 7Beta; 15Beta, 16Beta-Bismethylene- 17Alpha-Pregn-4-Ene-3-One-21-Carboxylic Acid Y-Lactone and Key Intermediates for this Process |
| 摘要 |
The invention relates to a process for the preparation of 17-hydroxy-6beta,7beta;15beta,16beta-bismethylene-17alpha-pregn-4-ene-3-one-21-carboxylic acid gamma-lactone of formula (I) as well as to key-intermediates for this process.
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| 申请公布号 |
US2008194812(A1) |
申请公布日期 |
2008.08.14 |
| 申请号 |
US20050719463 |
申请日期 |
2005.10.11 |
| 申请人 |
GALIK GYORGY;HORVATH JUDIT;SOROS BELA;MAHO SANDOR;TUBA ZOLTAN;BALOGH GABOR |
发明人 |
GALIK GYORGY;HORVATH JUDIT;SOROS BELA;MAHO SANDOR;TUBA ZOLTAN;BALOGH GABOR |
| 分类号 |
C07J21/00;C07J1/00;C07J53/00 |
主分类号 |
C07J21/00 |
| 代理机构 |
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