发明名称 |
CEPHEM COMPOUNDS AND THEIR PRODUCTION |
摘要 |
CEPHEM COMPOUNDS AND THEIR PRODUCTION A compound of the formula: or wherein R1 is hydrogen, or a salt thereof, is useful as an intermediate for the production of cephem compounds, and some of them are useful as antimicrobial agent. |
申请公布号 |
CA1297056(C) |
申请公布日期 |
1992.03.10 |
申请号 |
CA19840470115 |
申请日期 |
1984.12.14 |
申请人 |
TAKEDA CHEMICAL INDUSTRIES, LTD. |
发明人 |
HARADA, SETSUO;TSUBOTANI, SHIGETOSHI;ONO, HIDEO |
分类号 |
C07D501/04;C07D501/57;C12P35/08 |
主分类号 |
C07D501/04 |
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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