| 发明名称 |
PROCESS FOR PRODUCING 7/METHOXY-7-BRACKET-HETEROCYCLIC ACYLAMIDO-BRACKET CLOSED-ACETAMIDO-CEPH-3-EME-4-CARBOXYLIC ACID DERIVATIVES |
| 摘要 |
A cephalosporin of the formula (I): <IMAGE> (I) wherein A is a mono- or polycyclic heteroaromatic ring containing at least one nitrogen atom as a hetero atom, which may be unsubstituted or substituted; R is a phenyl group which may be unsubstituted or substituted, a thienyl group, a furyl group, a cyclohexadienyl group or a cyclohexenyl group; X is an acetoxy group, a pyridinium group which may be unsubstituted or substituted with a methyl or carbamoyl group, a group of the formula: <IMAGE> in which R1 and R2, which may be the same or different, each is a hydrogen atom or a (C1 - C4) alkyl group, or a group of the formula: |
| 申请公布号 |
HU173394(B) |
申请公布日期 |
1979.04.28 |
| 申请号 |
HU1976SU00933 |
申请日期 |
1976.11.25 |
| 申请人 |
SUMITOMO CHEMICAL CO,LTD,JP |
发明人 |
YAMADA,HIROTADA,JP;NAKAGOME,TAKENARI,JP;KOMATSU,TOSHIAKI,JP |
| 分类号 |
A61K;A61K31/545;A61K31/546;A61P31/04;C07D;C07D501/04;C07D501/20;C07D501/24;C07D501/28;C07D501/32;C07D501/34;C07D501/36;C07D501/40;C07D501/44;C07D501/46;C07D501/56;C07D501/57;C07D501/60;C07D519/06 |
主分类号 |
A61K |
| 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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