Substituted dihydroquinolone carboxylic acids, anti-bacterial compositions containing them
申请人:PFIZER INC.
公开号:EP0184384A1
公开(公告)日:1986-06-11
1-Substituted-6-fluoro-7-aryl-(8-fluoro)-1,4-dihydro- quinol-4-one 3-carboxylic acids having antibacterial activity. They may be prepared by reacting the corresponding alkyl 1-substituted-6-fluoro-7-bromo-(8-fluoro)-1,4-dihydroquinol-4-one-3-carboxylate with an arylmetallic compound and hydrolyzing the ester formed.
1-Substituted-6-fluoro-7-aryl-(8-fluoro)-1,4-dihydroquinol-4-one 3-carboxylic acids having antibacterial activity are prepared by reacting the corresponding alkyl 1-substituted-6-fluoro-7-bromo-(8-fluoro)-1,4-dihydroquinol-4-one-3-carbox ylate with an arylmetallic compound and hydrolyzing the ester formed.