SUBSTITUTED PYRIDINES, PHARMACEUTICAL COMPOSITIONS COMPRISING THEM AND THEIR USE IN THE PREPARATION OF ANTI-INFLAMMATORY MEDICAMENTS OR AS SELECTIVE CYCLOOXYGENASE-2 INHIBITORS

摘要

Substituted 3-phenylpyridines of formula (I) and their salts are new. R1 = CH3, NH2, NHC(O)CF3 or NHCH3; Ar = phenyl or pyridinyl (or the N-oxide), (both mono-, di- or trisubstituted by H, halo, 1-6C alkoxy, 1-6C alkylthio, CN, 1-6C alkyl, 1-6C fluoroalkyl, N3, -CO2R3, OH, -C(R4)(R5)-OH, -(1-6C alkyl)CO2R6 or 1-6C fluoroalkoxy); R2 = halo, 1-6C alkoxy, 1-6C alkylthio, CN, 1-6C alkyl, 1-6C fluoroalkyl, N3, -CO2R7, OH, -C(R8)(R9)-OH, -(1-6C alkyl)-CO2R10, 1-6C fluoroalkoxy, NO2, NR11R12 or NHCOR13; R3-R13 = H or 1-6C alkyl; or R4+R5, R8+R9 or R11+R12 complete a saturated monocyclic ring of 3-7 atoms.