发明授权
- 专利标题: 2-(1-oxo-3-thiolanyl)-2-penem antibiotics
- 专利标题(中): 2-(1-氧代-3-硫杂环戊烷基)-2-penem抗生素
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申请号: US128375申请日: 1987-12-03
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公开(公告)号: US4794179A公开(公告)日: 1988-12-27
- 发明人: Robert A. Volkmann , David L. Lindner
- 申请人: Robert A. Volkmann , David L. Lindner
- 申请人地址: NY New York
- 专利权人: Pfizer Inc.
- 当前专利权人: Pfizer Inc.
- 当前专利权人地址: NY New York
- 主分类号: C07D499/88
- IPC分类号: C07D499/88 ; C07F7/18
摘要:
Process and intermediates for the conversion of 3R,4R-4-acetoxy-3-[1R-1-(silyloxy)ethyl]-2-azetidinones to antibacterial 5R,6S-6-(1R-1-hydroxyethyl)-2-(1-oxo-3-thiolanylthio)-2-penem-3-carboxylic acids, and the pharmaceutically-acceptable salts and pivaloyloxymethyl esters thereof.
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