申请人:Laboratoire Roger Bellon
公开号:US05442070A1
公开(公告)日:1995-08-15
This invention relates to new derivatives of fluoro quinoline carboxylic-3 acid having general formula (I), ##STR1## wherein R is a hydrogen atom or an alkyl radical and Hal is a halogen atom, as well as salts thereof, when they exist, preparation thereof and utilization as synthesis intermediary.
这项发明涉及具有一般式(I)的新氟喹诺酮羧酸衍生物,其中R是氢原子或烷基基团,Hal是卤素原子,以及其盐(如果存在),以及其制备和用作合成中间体的利用。