发明申请
US20100261897A1 Improved Process For the Preparation of Cephalosporin Antibiotic Intermediate
审中-公开
改进制备头孢菌素抗生素中间体的方法
- 专利标题： Improved Process For the Preparation of Cephalosporin Antibiotic Intermediate
- 专利标题（中）： 改进制备头孢菌素抗生素中间体的方法
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申请号： US11794735申请日： 2006-01-16
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公开(公告)号： US20100261897A1公开(公告)日： 2010-10-14
- 发明人: Udayampalayam Palanisamy Senthilkumar , Kanagaraj Suresh Kumar , Singaravel Mohan
- 申请人： Udayampalayam Palanisamy Senthilkumar , Kanagaraj Suresh Kumar , Singaravel Mohan
- 申请人地址： IN TAMIL NADU
- 专利权人： ORCHID CHEMICALS & PHARMACEUTICALS LTD,
- 当前专利权人： ORCHID CHEMICALS & PHARMACEUTICALS LTD,
- 当前专利权人地址： IN TAMIL NADU
- 优先权： IN27/CHE/2005 20050117
- 国际申请： PCT/IB2006/000061 WO 20060116
- 主分类号： C07D501/18
- IPC分类号： C07D501/18
摘要：
The present invention relates to a process for the production of cephalosporin antibiotic intermediate of formula (I). More particularly relates to the preparation of the compound of formula (I) using a solvent medium selected from the group consisting of decalin (decahydronapthalene), hexane, cyclohexene, tetralin, petroleum ether, wherein X represents HI, HCI, H2SO4 and the like. The compound of formula (I) is an important intermediate in the preparation of Cefepime.
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