| abstract |
Novel 1-aryloxy-4-amino-2-butanols of the formula ArO-CH2-CHOH-CH2CH2-NR1R2 wherein Ar is 1-naphthyl, 2-naphthyl, indene-4(or 5-)yl, 3-(or 5-)chloro-2-pyridyl, phenyl, monosubstituted phenyl or di-substituted phenyl, R1 is lower alkyl, phenyl, phenylalkyl, 2-hydroxymethyl-2-propyl, adamantyl or lower cycloalkyl, R2 is hydrogen or lower alkyl, wherein R1 and R2 together with the adjacent nitrogen form a heterocyclic residue and the pharmaceutically acceptable acid addition salts thereof having local anesthetic, alpha-adrenergic blocking, beta-adrenergic blocking and antiarrhythmic properties are disclosed. The compounds are prepared by reacting novel 1-aryloxy-4-chloro-2-butanols with amines. Methods for the preparation of the novel 1-aryloxy-4-chloro-2-butanol intermediates are also disclosed |