Abstract: Compounds of formula: ##STR1## wherein: A, m, n, E and Y are as defined in the description, the optical isomers thereof and the physiologically-tolerable salts thereof.These compounds, their optical isomers and their physiologically-tolerable salts, can be used as medicaments in the treatment of psychotic disorders, anxio-depressive disorders, and aggressiveness.

Abstract: A compound selected from those of formula: ##STR1## wherein: A--B, n, D and E are as defined in the specification, their racemic mixtures, and their optical isomers, and also the physiologically tolerable salts thereof with appropriate acids.The products of the invention may be used therapeutically.

Abstract: New compounds of formula: ##STR1## wherein: A--D--E, X, n and R are as defined in the description, in racemic form and in the form of optical isomers, and their addition salts with pharmaceutically acceptable acids.Those compounds may be used as medicaments.

Abstract: New compounds of formula: ##STR1## wherein: --A--D--E, X, n, Y and Z are as defined in the description, in racemic form and in the form of optical isomers,and their addition salts with pharmaceutically acceptable acids.Those compounds may be used as medicaments.

Abstract: Compounds of formula (I): ##STR1## in which: n represents 1 or 2,R.sub.1 represents hydrogen or alkyl, benzyl, acetyl, benzoyl, allyl, pyridinecarbonyl, pyridinemethyl, acylaminoalkyl (optionally substituted), pyridineaminocarbonyl, phthalimidoalkyl, thiochromanyloxyalkyl or (benzodioxanyloxy)alkyl,R.sub.2, R.sub.3 or R.sub.4, which may be identical or different, represent hydrogen or halogen or alkyl, alkoxy, hydroxyl, acetyl, aminocarbonyl, aminomethyl, cyano, nitro, amino, phenyl (which may or may not be substituted), furyl, pyridinyl, thienyl or pyridyl, or alternatively, when they are located on adjacent carbons, R.sub.2 and R.sub.3 form, with the carbon atoms which bear them, a furan or phenyl ring,the isomers thereof and the addition salts thereof with a pharmaceutically acceptable acid, and medicinal products containing the same are useful for the treatment of diseases requiring a ligand to the 5-HT.sub.2C receptors.

Abstract: Compound of formula (I): ##STR1## in which: R.sub.1 represents hydrogen, halogen, alkyl, alkoxy, trihalomethyl or hydroxyl,R.sub.2 represents hydrogen, alkyl or phenyl which is optionally substituted, ##STR2## or alternatively ##STR3## represents --O--N.dbd., 1.ltoreq.n.ltoreq.6, ##STR4## represents any one of the groups defined in the description, its isomers and its addition salts with a pharmaceutically acceptable acid or base, a medicinal products containing the same are useful in the treatment of schizophrenia.

Abstract: A compound selected from those of formula: ##STR1## wherein: A-B, n, D and E are as defined in the specification,their racemic mixtures, and their optical isomers,and also the physiologically tolerable salts thereof with appropriate acids.The products of the invention may be used therapeutically.

Abstract: Compound of formula (I): ##STR1## and its addition salts with a pharmaceutically acceptable acid or base, a medicinal products containing the same are useful as partial agonist of the glycine B site.

Abstract: New compounds of formula: ##STR1## wherein A-B, X, Y, R and n are as defined in the description. The geometric isomers, racemate and optical isomers thereof and the addition salts with pharmaceutically acceptable acids, and medicinal products containing the same are useful for treating psychotic disorders, depression, Parkinson's disease, memory disorders and disorders associated with drug abuse.

Abstract: New compounds of formula: ##STR1## wherein: A-B, n and Y are as defined in the description,their optical isomers and physiologically tolerable salts thereof with appropriate acids.The products of the invention may be used as medicaments.

Abstract: Compounds of formula (I): ##STR1## in which: n represents 1 or 2,R.sub.1 represents hydrogen or alkyl, benzyl, acetyl, benzoyl, allyl, pyridinecarbonyl, pyridinemethyl, acylaminoalkyl (optionally substituted), pyridineaminocarbonyl, phthalimidoalkyl, thiochromanyloxyalkyl or (benzodioxanyloxy)alkyl,R.sub.2, R.sub.3 or R.sub.4, which may be identical or different, represent hydrogen or halogen or alkyl, alkoxy, hydroxyl, acetyl, aminocarbonyl, aminomethyl, cyano, nitro, amino, phenyl (which may or may not be substituted), furyl, pyridinyl, thienyl or pyridyl, or alternatively,when they are located on adjacent carbons, R.sub.2 and R.sub.3 form, with the carbon atoms which bear them, a furan or phenyl ring,the isomers thereof and the addition salts thereof with a pharmaceutically acceptable acid, and medicinal products containing the same are useful for the treatment of diseases requiring a ligand to the 5-HT.sub.2C receptors.

Abstract: Compounds of formula (I): ##STR1## in which: X represents --CH.sub.2 --, --(CH.sub.2).sub.2 --, --CH.dbd.CH--, --O--CH.sub.2 --, --S--CH.sub.2 --, --SO--CH.sub.2 -- or --SO.sub.2 --CH.sub.2 --,Y represents oxygen or sulfur or --NR.sub.5 --,R.sub.1 represents halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl or linear or branched (C.sub.1 -C.sub.6) alkoxy,R.sub.2 represents hydrogen or halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl, linear or branched (C.sub.1 -C.sub.6) alkoxy or linear or branched (C.sub.1 -C.sub.6) alkylthio,R.sub.3 represents hydrogen or halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl, linear or branched (C.sub.1 -C.sub.6) alkoxy or linear or branched (C.sub.1 -C.sub.6) alkylthio,R.sub.4 represents hydrogen or amino (unsubstituted or substituted)R.sub.5 represents hydrogen or linear or branched (C.sub.1 -C.sub.6) alkyl, or alternativelyR.sub.1 and R.sub.

Abstract: New compounds of formula: ##STR1## wherein A--B, X, Y, R and n are as defined in the description. The geometric isomers, racemate and optical isomers thereof and the addition salts with pharmaceutically acceptable acids, and medicinal products containing the same are useful for treating psychotic disorders, depression, Parkinson's disease, memory disorders and disorders associated with drug abuse.

Abstract: A compound of formula (I): ##STR1## in which: X represents oxygen or methylene,n represents 1, 2 or 3,R.sub.1 represents hydrogen, aminocarbonyl or hydroxymethyl,R.sub.2 represents: ##STR2## in which R.sub.3 and R.sub.4 are as defined in the description, the isomers thereof and the addition salts thereof with a pharmaceutically acceptable acid or base, and medicinal products containing the same are useful in the treatment of schizophrenia.

Abstract: Compounds of formula (I): ##STR1## in which: X represents --CH.sub.2 --, --(CH.sub.2).sub.2 --, --CH.dbd.CH--, --O--CH.sub.2 --, --S--CH.sub.2 --, --SO--CH.sub.2 -- or --SO.sub.2 --CH.sub.2 --,Y represents oxygen or sulfur or --NR.sub.5 --,R.sub.1 represents halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl or linear or branched (C.sub.1 -C.sub.6) alkoxy,R.sub.2 represents hydrogen or halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl, linear or branched (C.sub.1 -C.sub.6) alkoxy or linear or branched (C.sub.1 -C.sub.6) alkylthio,R.sub.3 represents hydrogen or halogen, linear or branched (C.sub.1 -C.sub.6) alkyl (unsubstituted or substituted), hydroxyl, linear or branched (C.sub.1 -C.sub.6) alkoxy or linear or branched (C.sub.1 -C.sub.6) alkylthio,R.sub.4 represents hydrogen or amino (unsubstituted or substituted)R.sub.5 represents hydrogen or linear or branched (C.sub.1 -C.sub.6) alkyl,or alternativelyR.sub.1 and R.sub.

Abstract: New N-substituted N'-heterobicyclic piperazines corresponding to the general formula I: ##STR1## wherein: R represents: ##STR2## D represents a single bond, except when R represents naphthyl, or a hydrocarbon chain having 1 to 8 carbon atoms inclusive which is straight-chain or branched by a gem-dimethyl; andA-B represents: --(CH.sub.2).sub.2 --O--, --(CH.sub.2).sub.3 --O--, or --CO--CH.dbd.CH--,as well as their possible stereoisomers, epimers, and pharmaceutically-acceptable acid addition salts thereof; and medicinal products containing the same, useful in the treatment of a disorder requiring a 5-HT.sub.1A receptor antagonist.

Abstract: The compounds are 1,4-disubstituted piperazines useful for the treatment of disorders of central nervous system and neuroendocrine disorders.A compound disclosed is (R,S)-4-(benzodioxan-5-yl)-1-[(benzocyclobutan-1-yl)methyl]piperazine.