申请人:——
公开号:US20030105123A1
公开(公告)日:2003-06-05
N-oxides of the compounds of formula (I) in which R1 is hydroxyl, 1-4C-alkoxy, 3-7C-cycloalkoxy, 3-7C-cycloalkylmethoxy or completely or predominantly fluorine-substituted 1-4C-alkoxy, R2 is hydroxyl, 1-4C-alkoxy, 3-7C-cycloalkoxy, 3-7C-cycloalkylmethoxy or completely or predominantly fluorine-substituted 1-4C-alkoxy, or in which R1 and R2 together are a 1-2C-alkylenedioxy group, R6 is an R7- and R8-substituted phenyl radical, they are active bronchial therapeutics.
化合物的N-氧化物的化学式(I),其中R1是羟基,1-4C-烷氧基,3-7C-环烷氧基,3-7C-环烷基甲氧基或完全或主要氟取代的1-4C-烷氧基,R2是羟基,1-4C-烷氧基,3-7C-环烷氧基,3-7C-环烷基甲氧基或完全或主要氟取代的1-4C-烷氧基,或其中R1和R2一起是1-2C-烷二氧基基团,R6是R7-和R8-取代的苯基基团,它们是活性支气管治疗剂。