申请人:Beecham Group Limited
公开号:US04320128A1
公开(公告)日:1982-03-16
Compounds of the formula (II): ##STR1## and pharmaceutically acceptable acid-addition salts thereof wherein Ar is a pyridyl or optionally substituted phenyl group of the sub-formula --C.sub.6 H.sub.3 R.sub.1 R.sub.2 wherein R.sub.1 is a hydrogen, fluorine, chlorine or bromine atom or a lower alkyl, lower alkoxyl, lower acyl, lower acyloxyl or lower alkoxycarbonyl group; and R.sub.2 is a hydrogen, fluorine or chlorine atom or a lower alkyl or lower alkoxy group having useful anti-hypertension activity, their preparation, and pharmaceutical compositions containing them.
式子(II)的化合物:##STR1##及其药物可接受的酸加成盐,其中Ar是一个吡啶基或可选取代的苯基,其亚式式子为--C.sub.6 H.sub.3 R.sub.1 R.sub.2,其中R.sub.1是氢、氟、氯或溴原子或较低的烷基、较低的烷氧基、较低的酰基、较低的酰氧基或较低的烷氧羰基基团;而R.sub.2是氢、氟或氯原子或较低的烷基或较低的烷氧基基团,具有有用的抗高血压活性,它们的制备以及含有它们的药物组成物。