The invention relates to compounds having the formula: ##STR1## in which Ar represents a group selected from 2-nitrophenyl, 3-nitrophenyl, 2-chlorophenyl, 2,6-dichlorophenyl, 2-trifluoromethylphenyl and 3-trifluoromethylphenyl; R.sub.1 represents a C.sub.1 -C.sub.4 alkyl group or a group having the formula: ##STR2## A represents a group selected from groups having the formulae: ##STR3## and R.sub.2 represents a group selected from 2,4,6-trimethoxyphenyl, 2-thienyl and phenyl, and their addition salts with pharmaceutically acceptable acids. These compounds are calcium inhibitors with therapeutic applications.
该发明涉及具有以下结构的化合物:##STR1## 其中Ar代表从2-
硝基苯基、3-
硝基苯基、2-
氯苯基、2,6-二
氯苯基、2-三
氟甲基苯基和3-三
氟甲基苯基中选择的基团;R.sub.1代表C.sub.1-C.sub.4烷基或具有以下结构的基团:##STR2## A代表从具有以下结构的基团中选择的基团:##STR3## R.sub.2代表从2,4,6-三
甲氧基苯基、2-
噻吩基和苯基中选择的基团,以及它们与药用可接受酸形成的加合盐。这些化合物是具有治疗应用的
钙抑制剂。