NOVEL ARYL PIPERAZINE-DERIVED PIPERAZIDE DERIVATIVES, METHODS FOR THEIR PREPARATION, THEIR USE AS DRUGS AND PHARMACEUTICAL COMPOSITIONS COMPRISING SAME

摘要

Novel 5HT receptor antagonists of general formula (I) in which Ar1 and Ar2 are an aromatic residue, X is O, NH, CH2O or CH2NH, R1 is hydrogen, a linear or branched alkyl chain comprising 1-6 carbon atoms. The invention also concerns the salts, hydrates, solvates and physiologically acceptable bioprecursors for their therapeutic use, their geometric and optic isomers and their mixtures in all proportions and in racemic form. Also disclosed are methods for the preparation of these novel antagonists, their use as drugs and pharmaceutical compositions comprising them.