method for preparation of a preparation with an anti - arrhythmic effect, which is an active ingredient in a form suitable for such preparations,formed preparations obtained by application of the method and process for preparation of a pro product with an anti arrhythmic effect suitable for re - use this procedure.

摘要

Isoindolin-1-one derivatives substituted on the nitrogen atom in the 2-position by an unsubstituted or substituted phenyl radical or a heterocyclic radical having aromatic characteristics, substituted in the 3-position by a 3-amino(or substituted amino)-2-hydroxypropoxy group, and optionally substituted in the 5- and/or 6-positions by one or two alkoxy radicals or optionally substituted in the 5- and 6-positions by a methylenedioxy radical, possess pharmacodynamic properties, and are especially useful as antiarrhythmic agents.