AU1015283A — 1-piperazinocarboxylates, process for their preparation and pharmaceutical compositions containing them

USPTO Abstract

Diphenylbutyl-1-piperazinocarboxylates of the formulawherein R is alkyl straight or branch chained having from 1 to 10 carbon atoms, cycloalkyl having from 3 to 8 carbon atoms, aralkyl having from 7 to 9 carbon atoms or phenyl unsubstituted or substituted by one to three F, Cl, Br, lower alkyl having from 1 to 5 carbon atoms, lower alkoxy having from 1 to 5 carbon atoms, alkylenedioxy having from 1 to 3 carbon atoms, -CF<sub>3</sub> or -CN substituents, R,-R<sub>4</sub> are independently H, CH<sub>3</sub>, C<sub>2</sub>H<sub>5</sub> with cis or trans configuration provided that only two of them are other than hydrogen, and pharmaceutically acceptable salts thereof are described. Processes for their preparation are also described.The compounds are useful for treatment of mental disorders, such as aggression and psychosis in mammals.