| 发明名称 |
Intermediate compounds for preparing cephem compounds and processes for their preparation. |
| 摘要 |
<p>The invention relates to intermediates of the formula <CHEM> wherein R<1> is C1 to C6 alkyl R<4> is carboxy or protected carboxy and X<1> and X<2> are each halogen, or a salt thereof, and to processes for their preparation.</p> |
| 申请公布号 |
EP0096903(A2) |
申请公布日期 |
1983.12.28 |
| 申请号 |
EP19830106851 |
申请日期 |
1981.02.28 |
| 申请人 |
FUJISAWA PHARMACEUTICAL CO., LTD. |
发明人 |
UEDA, IKUO;KOBAYASHI, MASAKAZU |
| 分类号 |
C07D501/14;A61K31/545;A61K31/546;A61P31/04;C07D277/20;C07D277/38;C07D501/04;C07D501/20;C07D501/59;(IPC1-7):07C131/00;07D277/38 |
主分类号 |
C07D501/14 |
| 代理机构 |
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代理人 |
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