发明名称 |
PROCESS FOR PRODUCTION OF SUBSTITUTED PENEM-DERIVATIVES |
摘要 |
<p>A process for the preparation of compounds of formula (I) <IMAGE> (I) wherein R1 is hydrogen or an organic group; R2 is hydrogen or a carboxy protecting group; and Y is a group-S-heterocyclic, acyloxy, alkoxy, alkylthio, pyridyl, which group may be substituted, or azido, and penem derivatives falling within the scope of formula (I) and pharmaceutically or veterinarily acceptable salts thereof. The process involves displacing a group L in the Y position with a reagent Y-H.</p> |
申请公布号 |
HU194888(B) |
申请公布日期 |
1988.03.28 |
申请号 |
HU19830001208 |
申请日期 |
1983.04.07 |
申请人 |
FARMITALIA C ERBA SPA,IT |
发明人 |
ALPEGIANI,MARCO,IT;BEDESCHI,ANGELO,IT;FOGLIO,MAURIZIO,IT;FRANCESCHI,GIOVANNI,IT;PERRONE,ETTORE,IT |
分类号 |
C07D499/897;A61K31/43;A61K31/431;A61P31/04;C07D499/04;C07D499/06;C07D499/88;C07D499/883;C07D519/00;C07F7/18;(IPC1-7):C07D499/00 |
主分类号 |
C07D499/897 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|