申请人:John Wyeth & Brother Limited
公开号:US04073790A1
公开(公告)日:1978-02-14
This invention relates to compounds having the formula: ##STR1## and acid addition and quaternary ammonium salts thereof, wherein R represents hydrogen or lower alkyl, R.sup.1 represents hydrogen, lower alkyl, cycloalkyl of 5 to 7 carbon atoms, substituted or unsubstituted aralkyl of 7 to 12 carbon atoms, substituted or unsubstituted aryl (including heterocyclic aryl), or substituted or unsubstituted aroyl, Ar represents a substituted or unsubstituted phenyl radical and X represents oxygen or sulphur, which exhibit action on the cardiovascular system.
本发明涉及具有以下式的化合物:##STR1##及其酸盐和季铵盐,其中R代表氢或低碳基,R.sup.1代表氢,低碳基,5至7个碳原子的环烷基,7至12个碳原子的取代或未取代的芳基烷基,取代或未取代的芳基(包括杂环芳基)或取代或未取代的芳酰基,Ar代表取代或未取代的苯基基团,X代表氧或硫,这些化合物对心血管系统具有作用。