NEW SUBSTITUTED PHENYLPIPERAZINE DERIVATIVES METHOD FOR THE PRODUCTION AND USE OF SUBSTITUTED PHENYLPIPERAZINE DERIVATIVES AS AGGRESSION INHIBITORS FOR ANIMALS

摘要

New substituted phenylpiperazine derivatives of the formula I IMAGE (I) in which R1 and R2 have the indicated meaning, and their physiologically tolerated salts and a process for their preparation are described. The compounds exhibit sedative and aggression-inhibiting effects on livestock. Furthermore, compounds of the formula I' IMAGE (I') in which n, A, R2, R3 and R4 have the indicated meanings, and their physiologically tolerated salts are claimed for the sedation and inhibition of aggression of livestock.