2-Arylhydrazino-2-thiazolines, acyl derivatives of these compounds, 2-arylazo-2-thiazolines, preparation processes, and their use for combating ectoparasites and endoparasites

摘要

2-Arylhydrazino-2-thiazolines, acyl derivatives of these compounds and 2-arylazo-2-thiazolines, of the general formula <IMAGE> (I) and salts thereof, are new, are prepared as described and find use for combating ectoparasites and endoparasites, such as cattle and sheep ticks, and gastric and intestinal nematodes in ruminants and carnivors.