Novel derivatives of 2-(4-quinolinylamino)-5-fluoro-benzoic acids
申请人:Roussel Uclaf
公开号:US04233305A1
公开(公告)日:1980-11-11
Derivatives of 2-(4-quinolinylamino)-5-fluorobenzoic acid compounds of the formula ##STR1## wherein X is selected from the group consisting of chlorine and --CF.sub.3 in the 7- or 8-position and R is selected from the group consisting of hydrogen, an esterifying group, alkali metals, alkaline earth metals, ammonium and non-toxic, pharmaceutically acceptable organic amines and their non-toxic, pharmaceutically acceptable acid addition salts having remarkable analgesic properties and their preparation.