申请人:Allen & Hanburys Limited
公开号:US04000193A1
公开(公告)日:1976-12-28
Compounds of the formula: ##STR1## in which: R.sub.4 and R.sub.5 independently represent hydrogen or lowr alkyl; R.sub.6 represents a straight or branched alkyl or alkenyl group containing from 4 to 6 carbon atoms, inclusive, or R.sub.6 represents a straight or branched alkyl group containing from 2 to 6 carbon atoms, inclusive, which alkyl group is substituted by one or more hydroxy, alkoxy or acyloxy groups; or by an aryl group which may be substituted by one or more hydroxy, alkoxy or acyloxy groups as before; and R.sub.7 represents a straight or branched alkyl group containing from 3 to 6 carbon atoms, inclusive, optionally substituted by an alkoxy group or by an aryl or aryloxy group which, alkoxy, aryl or aryloxy group may, in turn be substituted by hydroxy, alkoxy, acetamido or methanesulphonamido groups, And pharmaceutically acceptable salts thereof. These compounds have utility in the treatment of cardiovascular diseases.
该公式化合物的化合物:##STR1##其中:R.sub.4和R.sub.5分别代表氢或低碳烷基;R.sub.6代表含有4到6个碳原子的直链或支链烷基或烯基基团,或者R.sub.6代表含有2到6个碳原子的直链或支链烷基基团,该烷基基团被一个或多个羟基、烷氧基或酰氧基取代;或者由一个芳基代表,该芳基可以被一个或多个羟基、烷氧基或酰氧基取代,R.sub.7代表含有3到6个碳原子的直链或支链烷基基团,可选择地被烷氧基取代或由芳基或芳基氧基基团取代,该烷氧基、芳基或芳基氧基基团,依次可以被羟基、烷氧基、乙酰胺基或甲磺酰胺基基团取代。及其药学上可接受的盐。这些化合物在心血管疾病的治疗中具有用途。