发明名称 |
An improved process for preparation of highly purecrystalline (r,s)-cefuroxime axetil |
摘要 |
<p>A process for the preparation of highly pure crystalline form of cefuroxime-1-acetoxyethyl ester (cefuroxime axetil) from cefuroxime by reacting an amine salt of cefuroxime with an esterifying reagent.</p> |
申请公布号 |
IN190849(B) |
申请公布日期 |
2003.08.23 |
申请号 |
IN2000DE00653 |
申请日期 |
2000.07.17 |
申请人 |
RANBAXY LABORATORIES LIMITED |
发明人 |
TYAGI OM DUTT;YADAV GYAN CHAND;HANDA VIJAY KUMAR |
分类号 |
C07D501/04;A61P31/04;C07B61/00;C07D501/00;C07D501/14;C07D501/34;(IPC1-7):A61K31/00 |
主分类号 |
C07D501/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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