| 发明名称 |
FOERFARANDE FOER FRAMSTAELLNING AV TERAPEUTISKT AKTIVA KEFEMDERIVAT. |
| 摘要 |
7-[2-(5-Amino-1,2,4-thiadiazol-3-yl)-2-(substituted)-iminoacetamido]-3 -[3-(quaternaryammonio)-1 - propen-1-yl]-3-cephem-4-carboxylates of the formula <IMAGE> in which R<1> and R<2> are as defined herein and <IMAGE> is a quaternary ammonio group as defined herein, and salts, solvates, hydrates and esters thereof, are potent antibacterial agents. Processes for their preparation and intermediates in such processes are described. |
| 申请公布号 |
FI84830(B) |
申请公布日期 |
1991.10.15 |
| 申请号 |
FI19850001379 |
申请日期 |
1985.04.04 |
| 申请人 |
BRISTOL-MYERS SQUIBB COMPANY |
发明人 |
YAMASHITA, HARUHIRO;OKA, MASAHISA;NAITO, TAKAYUKI;OKUMURA, JUN |
| 分类号 |
C07D501/06;A61K31/545;A61K31/546;A61P31/00;A61P31/04;C07C45/79;C07D285/08;C07D501/00;C07D501/04;C07D501/16;C07D501/18;C07D501/24;C07D501/46;C07D501/56;C07D519/06 |
主分类号 |
C07D501/06 |
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