PYRIDAZINONES, PREPARATION PROCESS THEREOF AND UTILIZATION THEREOF, DRUGS CONTAINING PYRIDAZINONES

摘要

6-aryl-3¢2H!pyriaazinones of the general formula I (I), in which one of the substituents R1 and R2 denotes hydrogen or C1-C4-alkoxy, and the other denotes polyfluoro-C1-C4-alkoxy, and their pharmacologically tolerated salts are suitable as bronchospasmolytic and cardiotonic active compounds. Processes for their preparation and appropriate medicaments are indicated.