发明授权
- 专利标题: New cepham compounds and processes for the production thereof
- 专利标题(中): 新的头孢烯化合物及其制备方法
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申请号: US830973申请日: 1986-02-19
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公开(公告)号: US4822888A公开(公告)日: 1989-04-18
- 发明人: Takao Takaya , Hisashi Takasugi , Kiyosha Tsuji , Toshiyuki Chiba
- 申请人: Takao Takaya , Hisashi Takasugi , Kiyosha Tsuji , Toshiyuki Chiba
- 申请人地址: JPX Osaka
- 专利权人: Fujisawa Pharmaceutical Company, Limited
- 当前专利权人: Fujisawa Pharmaceutical Company, Limited
- 当前专利权人地址: JPX Osaka
- 优先权: GBX10699/77 19770314; GBX29245/77 19770712; GBX42315/77 19771011; GBX75/78 19780103
- 主分类号: C07C251/38
- IPC分类号: C07C251/38 ; A61K31/545 ; A61K31/546 ; A61P31/04 ; C07C251/52 ; C07C251/60 ; C07D277/20 ; C07D277/38 ; C07D277/40 ; C07D277/44 ; C07D285/06 ; C07D501/14 ; C07D501/20 ; C07D501/22 ; C07D501/34 ; C07D501/59 ; C07D277/48
摘要:
A compound of the formula: ##STR1## wherein R.sup.2 is halo(lower)alkyl, andR.sup.6 is amino or protected amino, its reactive derivative at the carboxy group or its lower alkyl ester, is disclosed, having utility as an intermediate for producing cephems or cephams.
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