发明名称 |
-G(B)-LACTAM COMPOUND AND CEPHEM COMPOUND, AND PRODUCTION THEREOF |
摘要 |
<p>A beta -lactam compound and a 2-(substituted methyl)-3-cephem compound, both being useful as an intermediate for the synthesis of cephem antibiotics and so forth. The lactam compound is represented by general formula (I), wherein R<1> represents protected amino, etc.; R<2> represents hydrogen, etc.; R<3> represents hydrogen or a protective group for a carboxyl group; R<4> represents optionally substituted aryl; and R<5> represents optionally substituted alkenyl, etc. The cephem compound is represented by general formula (II), wherein R<1>, R<2> and R<3> are each as defined above; and R<6> represents optionally substituted aryl. <CHEM></p> |
申请公布号 |
EP0592677(A4) |
申请公布日期 |
1994.07.06 |
申请号 |
EP19930903302 |
申请日期 |
1993.02.03 |
申请人 |
OTSUKA KAGAKU KABUSHIKI KAISHA |
发明人 |
TORII, SHIGERU 4-18, SANYODANCHI 4-CHOME;TANAKA, HIDEO 5115-34, HAGA;SASAOKA, MITIO 1-16, NAKANOKOSHI;SHIROI, TAKASHI 51-41, AZA NISHINOSU TAINOHAMA;KAMEYAMA, YUTAKA 24-19-406, OKUDAHONMACHI |
分类号 |
C07D205/09;C07D205/095;C07D501/00;C07D501/04;C07D501/14;C07D501/18;C07D501/20;C07D501/22;C07D501/57;C07D501/60;(IPC1-7):C07D205/08 |
主分类号 |
C07D205/09 |
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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