发明名称 |
New cephem compounds and processes for preparation thereof. |
摘要 |
<p>Cephem compounds of the formula: …<CHEM>… wherein… R<1> is amino a substituted amino group;… R<2> is carboxy or a protected carboxy group;… R<3> is a tetrazolyl group having a lower alkynyl group; and… X is -S- or @…… and pharmaceutically acceptable salts thereof, and process for their preparation, and also a pharmaceutical composition comprising, as an effective ingredient, the above compound in association with a pharmaceutically acceptable, substantially nontoxic carrier or excipient. The invention also relates to the starting compounds… R<6a>-S-R<3>… and their preparation.</p> |
申请公布号 |
EP0033965(A2) |
申请公布日期 |
1981.08.19 |
申请号 |
EP19810100885 |
申请日期 |
1981.02.09 |
申请人 |
FUJISAWA PHARMACEUTICAL CO., LTD. |
发明人 |
TAKAYA, TAKAO;INOUE, YOSHIKAZU;MURATA, MASAYOSHI;TAKASUGI, HISASHI |
分类号 |
C07D257/04;C07D501/36;(IPC1-7):07D501/36;61K31/545;07D501/18 |
主分类号 |
C07D257/04 |
代理机构 |
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