| 发明名称 |
Process for the preparation of bicyclic unsaturated thiaaza compounds |
| 摘要 |
6-Amino-2-penem-3-carboxylic acid compounds of the formula I <IMAGE> are prepared by ring-closing an ylide compound of the formula II <IMAGE> in which the individual symbols have the meaning given in Patent Claim 1. The compounds of the formula I can be used as antimicrobial agents.
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| 申请公布号 |
CH620444(A5) |
申请公布日期 |
1980.11.28 |
| 申请号 |
CH19750015914 |
申请日期 |
1975.12.08 |
| 申请人 |
CIBA-GEIGY AG |
发明人 |
DR. IVAN ERNEST;DR. JACQUES GOSTELI;PROF. DR. ROBERT BURNS WOODWARD |
| 分类号 |
C07D205/095;C07D499/06;C07D499/88;C07F9/568;(IPC1-7):C07D499/06;C07D499/02 |
主分类号 |
C07D205/095 |
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