发明授权
US5773624A Method for preparing 5-amino-1,2,4-thiadiazol acetic acid derivatives
失效
制备5-氨基-1,2,4-噻二唑乙酸衍生物的方法
- 专利标题: Method for preparing 5-amino-1,2,4-thiadiazol acetic acid derivatives
- 专利标题(中): 制备5-氨基-1,2,4-噻二唑乙酸衍生物的方法
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申请号: US813199申请日: 1997-03-07
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公开(公告)号: US5773624A公开(公告)日: 1998-06-30
- 发明人: Takashi Inagaki , Yasuyuki Kurita , Akihito Mizutani , Masao Kondo
- 申请人: Takashi Inagaki , Yasuyuki Kurita , Akihito Mizutani , Masao Kondo
- 申请人地址: JPX Osaka
- 专利权人: Katayama Seiyakusyo Co., Ltd.
- 当前专利权人: Katayama Seiyakusyo Co., Ltd.
- 当前专利权人地址: JPX Osaka
- 优先权: JPX8-059044 19960315; JPX8-300121 19961112
- 主分类号: C07C309/00
- IPC分类号: C07C309/00 ; C07C309/73 ; C07D285/08
摘要:
The invention provides useful intermediates as acylating agents for preparing 7-acylaminocephalosporin compounds which show excellent antimicrobial activities. More particularly, the present invention relates to a process for preparing 5-amino-1,2,4-thiadiazole acetic acid derivatives.
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