发明名称 |
PROCESS FOR PRODUCING THIASOLE DERIVATIVES |
摘要 |
Antibiotic cephalosporin compounds, method of making and pharmaceutical composition thereof represented by the general formula <IMAGE> wherein R1 is amino, lower alkylamino, a protected amino, a protected lower alkylamino, hydroxy or lower alkoxy, R2 is hydrogen, acyloxy, pyridium or a heterocyclicthio group which may have suitable substituent(s), R3 is carboxy or its derivative, A is carbonyl, hydroxy(lower)alkylene or a protected hydroxy(lower)alkylene and R4 is hydrogen or halogen, or R2 and R3 are linked together to represent a group of the formula -COO-, this divisional application being directed to intermediate compounds of the formula: <IMAGE>
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申请公布号 |
HU176455(B) |
申请公布日期 |
1981.03.28 |
申请号 |
HU1977FU00363 |
申请日期 |
1977.03.07 |
申请人 |
FUJISAWA PHARMACEUTICAL CO LTD,JP |
发明人 |
KAMIYA,TAKASHI,JP;TANKA,KUNIHIKO,JP;NAKAI,YOSHIHARU,JP;SAKANE,KAZUO,JP |
分类号 |
A61K31/545;A61K31/546;A61P31/04;C07D277/20;C07D277/32;C07D277/34;C07D277/38;C07D277/40;C07D277/44;C07D277/46;C07D277/48;C07D277/52;C07D501/20;C07D501/22;C07D501/34;C07D501/36;(IPC1-7):C07D277/32;C07D417/12 |
主分类号 |
A61K31/545 |
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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