Alpha - isomer of the decansaeureesters of 10 - angular clamp on 3 - (4 - hydroxy ethyl - 1 - piperazinyl) - propylidene bracket to - 2 - of trifluoroacetic acid methyl thio xanthene and its not - toxic acid-addition salts as well as a method for its production

摘要

The present invention is concerned with the alpha -isomer of the decanoic acid ester of 10-[3-(4-hydroxyethyl-1-piperazinyl)propylidene]-2-trifluoroemethyl thiaxanthene, the non-toxic acid addition salts thereof, methods of preparing the same, therapeutic compositions thereof having prolonged effect, and a method of treating psychotic patients therewith.