发明授权
US4110534A Process for the preparation of 3-vinyl and substituted vinyl
cephalosporins
失效
制备3-乙烯基和取代的乙烯基胆甾醇的方法
- 专利标题: Process for the preparation of 3-vinyl and substituted vinyl cephalosporins
- 专利标题(中): 制备3-乙烯基和取代的乙烯基胆甾醇的方法
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申请号: US679073申请日: 1976-04-21
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公开(公告)号: US4110534A公开(公告)日: 1978-08-29
- 发明人: John C. Clark , James Kennedy , Alan G. Long , Niall G. Weir
- 申请人: John C. Clark , James Kennedy , Alan G. Long , Niall G. Weir
- 申请人地址: GB Greenford
- 专利权人: Glaxo Laboratories Limited
- 当前专利权人: Glaxo Laboratories Limited
- 当前专利权人地址: GB Greenford
- 优先权: GB3464/70 19700123; GB21907/70 19700123; GB28194/70 19700123
- 主分类号: C07D501/22
- IPC分类号: C07D501/22 ; C07F9/6539 ; C07F9/6561 ; C07D501/02 ; C07D501/04
摘要:
The invention is concerned with the preparation of .DELTA..sup.3 -4-carboxy cephalosporin antibiotics possessing a 3-vinyl group or substituted 3-vinyl group by means of phosphorous intermediates.
公开/授权文献
- US5941843A Iontophoresis electrode 公开/授权日:1999-08-24
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