发明名称 |
Anhydrous crystalline forms of I and II of 1-cyclopropyl-6-fluoro-8-methoxy-7-(3-methyl-1- piperazinyl) 4-oxo-1, 4-dihydroquinoline-3-carboxylic acid (gatifloxacin) |
摘要 |
The present invention relates to the novel anhydrous crystalline forms I and II of 1-cyclopropyl-6-fluoro-8-methoxy-7-(3-methyl-1-piperazinyl)4-oxo-1, 4-dihydroquinoline-3-carboxylic acid (gatifloxacin) which can be depicted as Formula (I). The present invention also relates to methods of making the anhydrous Forms I and II of Gatifloxacin, use of the forms and methods for preparing them.
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申请公布号 |
US2006142300(A1) |
申请公布日期 |
2006.06.29 |
申请号 |
US20050510892 |
申请日期 |
2005.09.08 |
申请人 |
REDDY MANNE S;RAJU CHAKILAM N;RAJU VETUKURI VENKATA NAGA KAL;REDDY NINGAM S;KUMAR RAPOLU R |
发明人 |
REDDY MANNE S.;RAJU CHAKILAM N.;RAJU VETUKURI VENKATA NAGA KALI V.P.;REDDY NINGAM S.;KUMAR RAPOLU R. |
分类号 |
A61K31/496;C07D215/56;C07D403/02 |
主分类号 |
A61K31/496 |
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