申请人:Glaxo Group Limited
公开号:US04855314A1
公开(公告)日:1989-08-08
Compounds are disclosed of formula (I): ##STR1## wherein R.sub.1 is halogen, a C.sub.1-3 alkoxy, R.sub.6 R.sub.7 NCO(CH.sub.2).sub.p --, R.sub.6 CONH(CH.sub.2).sub.p --, R.sub.6 R.sub.7 NSO.sub.2 (CH.sub.2).sub.p --, or R.sub.8 SO.sub.2 NH(CH.sub.2).sub.p -- (where R.sub.6 and R.sub.7 each represents hydrogen or C.sub.1-3 alkyl, R.sub.8 represents C.sub.1-3 alkyl and p is zero or 1); R.sub.2 represents hydrogen or C.sub.1-3 alkyl; R.sub.3 represents hydrogen or C.sub.1-3 alkyl; R.sub.4 and R.sub.5 each represents hydrogen, C.sub.1-3 alkyl or 2-propenyl; A represents --CO-- or --SO.sub.2 --; n represents an integer from 2 to 5; and m represents zero or an integer from 1 to 4; and physiologically acceptable salts and solvates (e.g. hydrates) thereof. The compounds have potent and selective vasoconstrictor activity and are indicated as useful for the treatment of migraine. The compounds may be formulated as pharmaceutical compositions with physiologically acceptable carriers or excipients for administration by any convenient route. Various methods for the preparation of the compounds (I) are disclosed.
公式(I)的化合物被揭示如下:其中R.sub.1是卤素,C.sub.1-3烷氧基,R.sub.6 R.sub.7 NCO(CH.sub.2).sub.p --,R.sub.6 CONH(CH.sub.2).sub.p --,R.sub.6 R.sub.7 NSO.sub.2 (CH.sub.2).sub.p --,或R.sub.8 SO.sub.2 NH(CH.sub.2).sub.p --(其中R.sub.6和R.sub.7各代表氢或C.sub.1-3烷基,R.sub.8代表C.sub.1-3烷基,p为零或1);R.sub.2代表氢或C.sub.1-3烷基;R.sub.3代表氢或C.sub.1-3烷基;R.sub.4和R.sub.5各代表氢,C.sub.1-3烷基或2-丙烯基;A代表--CO--或--SO.sub.2--;n表示一个从2到5的整数;m表示零或一个从1到4的整数;以及其生理上可接受的盐和溶剂化合物(例如水合物)。这些化合物具有强效和选择性的血管收缩活性,并被指示用于治疗偏头痛。这些化合物可以与生理上可接受的载体或赋形剂配制为药物组合物,以通过任何便利的途径进行给药。揭示了制备化合物(I)的各种方法。