申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US04686227A1
公开(公告)日:1987-08-11
A compound of the formula: ##STR1## wherein R.sup.1 is lower alkyl, R.sup.3 is hydrogen, halogen or ar(lower)alkoxy, and R is lower alkanoyl, nitroso, amino, carboxy, esterified carboxy, carbamoyl, hydroxycarbamoyl, haloformyl, aminomethyleneamino which may be substituted with cyano or lower alkyl, iminomethylamino which may be substituted with cyano or lower alkyl, or a group of the formula: --A--R.sup.2 in which A is lower alkylene and R.sup.2 is di(lower)alkylamino, cyano, lower alkoxy, N-containing heterocyclic group which may have suitable substituent(s), lower alkynyloxy, lower alkenyloxy, lower alkylthio, amino(lower)alkylthio, lower alkylsulfinyl, lower alkylsulfonyl, carboxy, esterified carboxy, carbamoyl, hydroxycarbamoyl, hydroxy, lower alkanoyloxy, heterocyclicamino (lower)alkylthio having two oxo groups, hydrogen or a group of the formula: ##STR2## in which R.sup.4, R.sup.5 and R.sup.6 are each lower alkyl and X is an acid residue, and pharmaceutically acceptable salts thereof. The compounds are useful as anti ulcer agents.
一种化合物的化学式如下:##STR1##其中R.sup.1为较低的烷基,R.sup.3为氢、卤素或芳基(较低)烷氧基,R为较低的烷酰基、亚硝基、氨基、羧基、酯化羧基、氨基甲酰基、羟基氨基甲酰基、卤甲酰基、氨甲亚甲基氨基(可能被氰基或较低的烷基取代)、亚甲基亚氨基(可能被氰基或较低的烷基取代)或一个化学式组:--A--R.sup.2,其中A为较低的烷基烯和R.sup.2为二(较低)烷基氨基、氰基、较低烷氧基、含氮杂环基团(可能具有适当的取代基)、较低炔氧基、较低烯氧基、较低硫烷基、氨基(较低)烷硫基、较低烷基亚硫基、较低烷基磺酰基、羧基、酯化羧基、氨基甲酰基、羟基氨基甲酰基、羟基、较低烷酰氧基、杂环氨基(较低)烷硫基具有两个氧基团、氢或一个化学式组:##STR2##其中R.sup.4、R.sup.5和R.sup.6分别为较低烷基,X为酸残基,以及其药学上可接受的盐。这些化合物可用作抗溃疡剂。