发明申请
US20050119244A1 Process for preparing cephalosporins with salified intermediate
审中-公开
用盐化中间体制备头孢菌素的方法
- 专利标题: Process for preparing cephalosporins with salified intermediate
- 专利标题(中): 用盐化中间体制备头孢菌素的方法
-
申请号: US10821986申请日: 2004-04-12
-
公开(公告)号: US20050119244A1公开(公告)日: 2005-06-02
- 发明人: Riccardo Monguzzi , Antonio Manca , Leonardo Marsili , Maurizio Zenoni
- 申请人: Riccardo Monguzzi , Antonio Manca , Leonardo Marsili , Maurizio Zenoni
- 申请人地址: IT TRIBIANO (MI)
- 专利权人: ACS DOBFAR S.p.A.
- 当前专利权人: ACS DOBFAR S.p.A.
- 当前专利权人地址: IT TRIBIANO (MI)
- 优先权: ITMI2003A002354 20031202; ITMI2004A000233 20040212
- 主分类号: C07D501/00
- IPC分类号: C07D501/00 ; A61K31/545 ; C07D501/14
摘要:
Cephalosporins may be conveniently prepared by a process in which 7-ACA is silylated, acylated, desilylated and then salified to give an intermediate which is eventually cyclized with thiourea.
信息查询