| 发明名称 |
7-ACYLAMINO-3-((3-(CARBOXYMETHYL) THIO-1 H-1,2,4-TRIAZOL-5-YL) THIOMETHYL)-3-CEPHEM-4-CARBOXYLIC ACID DERIVATIVES, PROCESSES FOR THEIR PREPARATION AND COMPOSITIONS CONTAINING THEM |
| 摘要 |
The invention provides [(4,5-dihydro-5-thioxo-1H-1,2,4-triazol-3-yl)thio]acetic acid, its alkali metal and ammonium salts. The compounds are useful as intermediates in cephalosporin synthesis. |
| 申请公布号 |
DE2861631(D1) |
申请公布日期 |
1982.03.25 |
| 申请号 |
DE19782861631 |
申请日期 |
1978.06.29 |
| 申请人 |
SMITHKLINE BECKMAN CORPORATION |
发明人 |
BERGES, DAVID ALAN |
| 分类号 |
A61K31/545;A61K31/546;A61P31/04;C07D249/12;C07D501/36;(IPC1-7):C07D501/36;A61K31/54 |
主分类号 |
A61K31/545 |
| 代理机构 |
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