发明名称 |
beta -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.</p> |
申请公布号 |
WO9316043(A1) |
申请公布日期 |
1993.08.19 |
申请号 |
WO1993JP00131 |
申请日期 |
1993.02.03 |
申请人 |
OTSUKA KAGAKU KABUSHIKI KAISHA |
发明人 |
TORII, SHIGERU;TANAKA, HIDEO;SASAOKA, MITIO;SHIROI, TAKASHI;KAMEYAMA, YUTAKA |
分类号 |
C07D205/09;C07D205/095;C07D501/00;C07D501/04;C07D501/14;C07D501/18;C07D501/20;C07D501/22;C07D501/57;C07D501/60 |
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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