2-HYDROXYPROPYLAMINO-ALKYL-BENZIMIDAZOLY-5-YL DERIVATIVES AND THEIR USE IN THE TREATMENT OF HEART DISEASE

摘要

The invention relates to new 2-hydroxy-n-propylamines of the formula R1-O-CH2-CHOH-CH2-NH-A-R2 (I) wherein R1, R2 and A are defined as in claim 1, the tautomers, enantiomers and acid addition salts thereof, particularly for pharmaceutical use the physiologically acceptable acid addition salts thereof with inorganic or organic acids, which have valuable pharmacological properties, more particularly a simultaneous cardiotonic and beta -blocking activity, and the use thereof as pharmaceutical compositions and processes for preparing them.