| 发明名称 |
Process for preparing cephalosporins with salified intermediate |
| 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.
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| 申请公布号 |
US2005119244(A1) |
申请公布日期 |
2005.06.02 |
| 申请号 |
US20040821986 |
申请日期 |
2004.04.12 |
| 申请人 |
ACS DOBFAR S.P.A. |
发明人 |
MONGUZZI RICCARDO;MANCA ANTONIO;MARSILI LEONARDO;ZENONI MAURIZIO |
| 分类号 |
C07D501/00;(IPC1-7):A61K31/545;C07D501/14 |
主分类号 |
C07D501/00 |
| 代理机构 |
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代理人 |
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