申请人:Daiichi Pharmaceutical Co., Ltd.
公开号:US04985595A1
公开(公告)日:1991-01-15
Aminobenzamide derivatives of the formula (I) ##STR1## wherein: R.sub.1 and R.sub.2 each represents a lower alkoxy group, R.sub.3 represents a hydrogen atom, a lower alkyl group, a lower acyl group, a lower alkoxycarbonyl group or --R.sub.5 --SO.sub.3 Z, wherein R.sub.5 represents a lower alkylene group and Z represents an alkali metal or an alkaline earth metal, R.sub.4 represents an amino group, a morpholino group or a lower alkylamino group which may be substituted with a hydroxyl group at the alkyl moiety thereof, with the proviso that, when R.sub.3 represents a hydrogen atom, R.sub.4 cannot be an amino group, Y represents a hydrogen atom, a halogen atom or a lower alkoxy group, n represents an integer of from 1 to 6, and salts thereof; are disclosed. These compounds have excellent anti-peptic ulcer activities, and chemical and physical stabilities.
公开了公式(I)的氨基苯甲酰衍生物
其中:R.sub.1和R.sub.2分别代表低烷氧基,R.sub.3代表氢原子,低烷基,低酰基,低烷氧羰基或--R.sub.5--SO.sub.3 Z,其中R.sub.5代表低烷基,Z代表碱金属或碱土金属,R.sub.4代表氨基,吗啉基或可在其烷基部分上用羟基取代的低烷基氨基基团,但是当R.sub.3代表氢原子时,R.sub.4不能是氨基,Y代表氢原子,卤原子或低烷氧基,n代表1到6的整数,以及其盐。这些化合物具有出色的抗消化性溃疡活性,化学和物理稳定性。