[EN] CERTAIN 5-ALKYL-2-ARYLAMINOPHENYLACETIC ACIDS AND DERIVATIVES<br/>[FR] CERTAINS ACIDES 5-ALKYL-2-ARYLAMINOPHENYLACETIQUES ET LEURS DERIVES
申请人:NOVARTIS AG
公开号:WO1999011605A1
公开(公告)日:1999-03-11
Disclosed are the compounds of formula (I), wherein R is methyl or ethyl; R1 is chloro or fluoro; R2 is hydrogen or fluoro; R3 is hydrogen, fluoro, chloro, methyl, ethyl, methoxy, ethoxy or hydroxy; R4 is hydrogen or fluoro; and R5 is chloro, fluoro, trifluoromethyl or methyl; pharmaceutically acceptable salts thereof; and pharmaceutically acceptable prodrug esters thereof; as selective COX-2 cyclooxygenase inhibitors.