发明名称 |
Process for the preparation of cephalosporin derivatives using novel thioesters. |
摘要 |
By reacting a novel thioester effective as acylating agents for amines or hydrazines with a 7-amino-cephalosporin derivative or a salt thereof, cephalosporin derivatives or pharmacologically acceptable salts thereof which are excellent antibiotic substances having a high antimicrobial activity can be obtained in high yield very safely.
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申请公布号 |
EP0137227(A1) |
申请公布日期 |
1985.04.17 |
申请号 |
EP19840109690 |
申请日期 |
1981.09.01 |
申请人 |
ASAHI KASEI KOGYO KABUSHIKI KAISHA |
发明人 |
MURAKAMI, MASAHIRO;KOBAYASHI, MASATERU;YAMAMOTO, KIMIYO;SHIBUYA, CHISEI |
分类号 |
C07D249/04;C07D257/04;C07D285/12;C07D285/125;C07D501/06;C07D501/36;(IPC1-7):C07D501/06;C07D501/57 |
主分类号 |
C07D249/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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