公开(公告)号：US20040077849A1

公开(公告)日：2004-04-22

申请号：US10309692

申请日：2002-12-05

申请人： Orchid Chemicals & Pharmaceuticals Limited

发明人： Pramod Narayan Deshpande ,  Gautam Kumar Das ,  Rajendra Janardan Sarangdhar ,  Peter Xavier Tharial

IPC分类号： C07D501/14

CPC分类号： C07D501/00

摘要： The present invention relates to an improved process for the preparation of cefadroxil of the formula (I), more particularly, the present invention relates to an improved process for the preparation of cefadroxil having water content in the range of 4-5%. 1

摘要翻译： 本发明涉及一种制备式（I）头孢羟氨苄的改进方法，更具体地说，本发明涉及一种制备水含量在4-5％范围内的头孢羟氨苄的改进方法。