Novel 1-alkylhydroxyphenyl-1-hydroxy-2-alkylamino propanes

摘要

Novel compounds of the formula <IMAGE> in which R1 is a C1-C4-alkyl group, R2 represents a phenyl radical optionally substituted by halogen, hydroxy groups, C1-C6-alkyl groups or C1-C6-alkoxy groups or a cycloalkyl radical having 5 or 6 ring carbon atoms and optionally substituted by C1-C6-alkyl or C1-C6-alkoxy, and Alk denotes an alkylene group comprising 3 or 4 carbon atoms, and their acid addition salts have positively inotropic action.