申请人:Beecham Group p.l.c.
公开号:US04544660A1
公开(公告)日:1985-10-01
A compound of the formula (I), and pharmaceutically acceptable salts thereof: ##STR1## wherein: R.sub.1 is a C.sub.1-6 alkoxy group; R.sub.2 and R.sub.3 are the same or different and are hydrogen, halogen, CF.sub.3, C.sub.2-7 acyl, C.sub.2-7 acylamino, or amino, aminocarbonyl or aminosulphone optionally substituted by one or two C.sub.1-6 alkyl groups, C.sub.1-6 alkylsulphone or nitro; R.sub.5 is hyrogen or C.sub.1-6 alkyl; R.sub.6 is C.sub.1-7 alkyl or a group --(CH.sub.2).sub.s R.sub.7 where s is 0 to 2 and R.sub.7 is a C.sub.3-8 cycloalkyl group, or a group --(CH.sub.2).sub.t R.sub.8 where t is 1 or 2 and R.sub.8 is C.sub.2-5 alkenyl or a phenyl group optionally substituted by one or two substituents selected from C.sub.1-6 alkyl, C.sub.1-4 alkoxy, trifluoromethyl and halogen; and n, p and q are independently 0 to 2; have useful pharmacological activity.
化合物的化学式(I)及其药学上可接受的盐:##STR1## 其中:R.sub.1是C.sub.1-6烷氧基团;R.sub.2和R.sub.3相同或不同,可以是氢、卤素、CF.sub.3、C.sub.2-7酰基、C.sub.2-7酰胺基、氨基、氨基甲酰基或氨基磺酰基,可选地被一个或两个C.sub.1-6烷基、C.sub.1-6烷基磺酰基或硝基取代;R.sub.5是氢或C.sub.1-6烷基;R.sub.6是C.sub.1-7烷基或一个基团--(CH.sub.2).sub.sR.sub.7,其中s为0至2,R.sub.7是C.sub.3-8环烷基,或一个基团--(CH.sub.2).sub.tR.sub.8,其中t为1或2,R.sub.8是C.sub.2-5烯基或一个苯基,可选地被一个或两个C.sub.1-6烷基、C.sub.1-4烷氧基、三氟甲基和卤素中的一种或两种取代;n、p和q独立地为0至2;具有有用的药理活性。