| 发明名称 |
6-Isocyanato-6-substituted penicillins |
| 摘要 |
Intermediates useful in the preparation of compounds having a penam or cephem ring structure, particularly penicillins and cephalosporins, and their preparation.
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| 申请公布号 |
US3996235(A) |
申请公布日期 |
1976.12.07 |
| 申请号 |
US19750566695 |
申请日期 |
1975.04.10 |
| 申请人 |
BEECHAM GROUP LIMITED |
发明人 |
BENTLEY, PETER HUBERT;CLAYTON, JOHN PETER |
| 分类号 |
C07D499/00;C07D499/21;(IPC1-7):C07D499/00 |
主分类号 |
C07D499/00 |
| 代理机构 |
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代理人 |
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| 地址 |
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