发明名称 |
1-carboxy-1-vinyloxyimino aminothiazole cephalosporin derivatives |
摘要 |
The present invention relates to a compound having the formula: <IMAGE> (I) wherein R is a hydrogen atom, a carboxyl-protecting group or a negative charge and Q is a hydrogen atom, a halogen atom, a hydroxyl group, an acetoxy group, a carbamoyloxy group, an azide group, a substituted or unsubstituted quarternary ammonio group or a substituted or unsubstituted heterocyclic thio group having at least one hetero atom selected from the group consisting of a nitrogen atom, an oxygen atom, and a sulfur atom, or a non-toxic salt or physiologically hydrolyzable non-toxic ester thereof; a process for producing it; and an antibacterial agent comprising it as an active ingredient. Further, the present invention also relates to a compound having the formula: <IMAGE> (III) wherein R3 is a hydrogen atom or an amino-protecting group, and each of R4 and R5 which may be the same or different is a hydrogen atom or a carboxyl-protecting group, or a salt thereof; and a process for producing it.
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申请公布号 |
US5225406(A) |
申请公布日期 |
1993.07.06 |
申请号 |
US19910753943 |
申请日期 |
1991.09.03 |
申请人 |
BANYU PHARMACEUTICAL CO., LTD. |
发明人 |
NAKAGAWA, SUSUMU;MITOMO, RYUJI;YAMADA, KOJI;OTAKE, NORIKAZU;NAKANO, FUMIO;ASAI, AKIRA;KUROYANAGI, SATORU;TANAKA, YOSHIHARU;ISHIKAWA, MORIAKI;USHIJIMA, RYOSUKE |
分类号 |
C07D235/28;C07D263/46;C07D263/58;C07D271/10;C07D271/113;C07D277/20;C07D277/36;C07D277/56;C07D285/12;C07D285/125;C07D501/20;C07D501/36;C07D501/46;C07D501/59 |
主分类号 |
C07D235/28 |
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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