| 发明名称 |
INTERMEDIATES FOR AND SYNTHESIS OF 3-METHYLENE CEPHAMS |
| 摘要 |
<p>The present invention relates to novel processes for the preparation of 3-methylenecephams. More specifically, the present invention relates in part to the intramolecular cyclization of penicillin sulfoxide derived monocyclic azetidinone derivatives either thermally or with lanthanide metal salt catalysts.</p> |
| 申请公布号 |
WO0160828(A1) |
申请公布日期 |
2001.08.23 |
| 申请号 |
WO2001US04410 |
申请日期 |
2001.02.10 |
| 申请人 |
COOPER CONSULTING INC.;COOPER, ROBIN;BARRETT, ANTHONY |
发明人 |
COOPER, ROBIN;BARRETT, ANTHONY |
| 分类号 |
C07D205/095;C07D403/04;C07D501/00;C07D501/08;C07D501/14;C07D501/22;C07D501/24;(IPC1-7):C07D501/24 |
主分类号 |
C07D205/095 |
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