Crystalline form of prulifloxacin and processes for its preparation

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专利权人:

CIPLA LIMITED

发明人:

SRINIVAS LAXMINARAYAN PATHI,DHARMARAJ RAMACHANDRA RAO,RAJENDRA NARAYANRAO KANKAN,VENUGOPALARAO CHINIMILLI

申请号：

GB201301307

公开号：

GB2498107A

申请日:

2011.06.30

申请国别(地区):

GB

年份:

2013

代理人:

摘要：

The present invention relates to a crystalline polymorphic form of 6-fluoro-1-methyl-7- {4-[(5-methyl-2-oxo-1,3-dioxol-4-yl)methyl]piperazin-1-yl}-4-oxo-4H-[1,3]-thiazeto-[3,2- a]-quinoline-3-carboxylic acid (prulifloxacin). More specifically, the invention relates to a crystalline form of prulifloxacin (herein referred to as Form A), and a method for preparing the crystalline Form A. The present invention further provides a pharmaceutical formulation comprising the novel form of prulifloxacin.

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