3-(((4-PHENYL)-PIPERAZINE-1-YL)-ALKYL)-3-ALKYL-1, 3-DIHYDRO-2H-INDOL-2-ONE DERIVATIVES AND RELATED COMPOUNDS FOR THE TREATMENT OF CENTRAL NERVOUS SYSTEM DISORDERS

The present invention is concerned with new 3,3-disubstituted indol-2-one derivatives of the general Formula (I), wherein R1 stands for hydrogen, halogen, alkyl having 1-7 carbon atom(s) or sulfonamido; R2 represents hydrogen or halogen; R3 denotes hydrogen, alkyl having 1-7 carbon atom(s) optionally carrying an aryl substituent or aryl optionally carrying one or two halogen substituent(s); R4 stands for alkyl having 1-7 carbon atom(s); R5 represents a group of the general Formula (II a) or (II b), wherein Q and W each represents nitrogen or CH; R6, R7 and R8 each stands for hydrogen, halogen, trifluoromethyl, alkyl or alkoxy having 1-7 carbon atom(s), or R6 and R7 together represent ethylenedioxy; m is 0, 1, or 2; a is a single, double or triple bond; n is 0, 1 or 2; and pharmaceutically acceptable acid addition salts thereof which are useful in the treatment or prophylaxis of diseases of the central nervous system, the gastrointestinal system and the cardiovascular system. La présente invention se rapporte à de nouveaux dérivés indol-2-one 3,3-disubstitutés représentés par la formule générale (I), ces dérivés s'avérant utiles pour le traitement ou la prophylaxie des maladies du système nerveux central, du système gastro-intestinal et du système cardio-vasculaire.