Abstract: Compounds corresponding to the general formula (I): ##STR1## in which X represents a hydrogen atom, a hydroxyl group, a C.sub.1 -C.sub.3 alkoxy group or a cyclopropylmethoxy group and Y represents a hydrogen atom, a hydroxyl group or a methoxy group and salts and bases thereof. The compounds may exists in the form of a pure enantiomer or as a mixture of enantiomers. Additionally, the compounds of formula (I) are useful for the treatment of diseases associated with serotoninergic receptors, particularly anxiety and/or depression.

Abstract: Compounds corresponding to the general formula (I) ##STR1## in which n=2 or 3, X=H, F, Cl or OCH.sub.3, R=H or CH.sub.3, R.sub.1 =H or CH.sub.3, R.sub.2 =alkyl, hydroxyalkyl, (hydroxy)(methoxy)alkyl, dimethoxyalkyl, 2-(aminosulphonyl)ethyl, 2-(methylsulphonyl)ethyl, 2-(methylsulphonylamino)ethyl, aminocarbonylmethyl which is optionally substituted by nitrogen, phenylethyl which is optionally substituted, pyrimidinylaminoalkyl or arylcaronylaminoalkyl, or else R.sub.1 and R.sub.2 form, with the nitrogen which carries them, a piperidine, morpholine, thiomorpholine or piperazine ring, optionally substituted by nitrogen. Use in therapeutics.

Abstract: A compound which is a 2-aminopyrimidine-4-carboxamide derivative represented by general formula (I) ##STR1## in which m represents 2 or 3,n represents 2 or 3,R.sub.1 represents hydrogen or methyl, andX represents a substituent selected from the group consisting of hydrogen, fluorine, chlorine, methoxy, ethoxy, methyl and 1-methylethyl, with the proviso that more than one substituent X may be present in which case each X may be the same or different, or a pharmaceutically acceptable acid addition salt thereof.

Abstract: A compound of formula (I) ##STR1## in which n denotes 2, 3, 4, or 5,p denotes 0 or 1,m denotes 0, 1, 2, 3, 4, or 5, andR.sub.1 denotes a hydrogen atom or a methyl group,each X, which may be identical or different to any other X if m is greater than 1, denotes fluorine, chlorine, methoxy, isopropyl or cyclopropyl,in the form of a free base or an acid addition salt.

Abstract: An indolone derivative is useful for the treatment of anxiety, depression and schizophrenia and is a 5HT.sub.1A agonist and 5HT.sub.2 antagonist, which is a compound of formula (I): ##STR1## in which R.sub.1 is a hydrogen or halogen atom or a (C.sub.1-4)alkyl radical,R.sub.2 is a hydrogen atom or a (C.sub.1-4)alkyl radical,R.sub.3 is a hydrogen atom, a (C.sub.1-4)alkyl radical or an S-(C.sub.1-4) alkyl radical; andR.sub.4 is a phenyl, chlorophenyl, naphthyl, 7-methoxy-1-naphthyl, 6-methoxy-1-indanyl, 2-methoxy-6-pyridyl, 3-methoxy-2-pyridyl, isoquinolyl, 7-methoxy-1-isoquinolyl, 7-methoxy-1,2,3,4-tetrahydro-1-naphthyl or 7-fluoro-1-naphthyl radical;or a pharmaceutically acceptable acid addition salt thereof.

Abstract: Phenyloxypropanolamine derivatives in the form of racemates or enantiometers, of formula (I) ##STR1## in which R is H or CH3, and their pharmaceutically acceptable salts.

Abstract: A quinolinone derivative which is a compound of formula (I): ##STR1## in which: R.sub.1 and R.sub.2 are each, independently of one another, a hydrogen or halogen atom or a (C.sub.1-4)alkyl radical;R.sub.3 is a hydrogen atom or a (C.sub.1-4)alkyl radical;R.sub.4 is an unsubstituted or substituted naphthyl, tetrahydronaphthyl, benzyl, phenyl, pyridyl, isoquinolyl or benzoyl radical; and X and Y are each a hydrogen atom or together form a bond; or a pharmaceutically acceptable acid addition salt thereof and, when X and Y are each a hydrogen atom, the diastereoisomers and enantiomers thereof.

Abstract: A piperazine derivative of formula (I) ##STR1## in which: R is hydrogen or a straight or branched (C.sub.1 -.sub.4) alkoxycarbonyl group; andA is a 7-methoxy-1-naphthalenyl, 6-methoxy-2,3-dihydro-1-(1H)-indenyl or 7-methoxy-1,2,3,4-tetrahydro-1-naphthalenyl group, or an optically active isomer thereof, or a salt thereof.

Abstract: A pyrimidinedione derivative which is a compound of formula (I): ##STR1## in which: R1 denotes hydrogen, a halogen, a methyl group or a methoxy group,R2 denotes hydrogen, a C.sub.1 -C.sub.4 alkyl group or a benzyl group,n denotes 2, 3 or 4,X denotes a CH group or nitrogen, andR3 denotes hydrogen, a halogen or a methoxy group when X denotes a CH group, with the proviso that R3 denotes hydrogen when X denotes nitrogen,or a pharmacologically acceptable acid addition salt thereof.

Abstract: A compound which is a pyrimidinylamino derivative of piperidine of formula (I) ##STR1## in which: X is a (CH.sub.2).sub.2, CH.dbd.CH or CH.sub.2 --CO group;Y is a CH.dbd.CH group or sulphur;n is 2, 3 or 4;R.sub.1 is hydrogen or a halogen;R.sub.2 is hydrogen or a (C.sub.1-4) alkyl group; andR.sub.3 is hydrogen or a hydroxy group;or a pharmaceutically acceptable acid addition salt thereof.

Abstract: New 1-piperazinylpyrimidine derivatives, preparation thereof and application thereof in therapeutics and cosmetics.New compounds derived from 1-piperazinylpyrimidine derivatives, and their application in therapeutics and cosmetics, corresponding to the general formula: ##STR1## in which R represents an alkoxycarbonyl group containing from 1 to 3 carbon atoms in the alkoxy chain or alternatively a furoyl group, n being 0 or 1, and their addition salts with cosmetically or pharmaceutically acceptable acids.

Abstract: Benzimidazole derivatives corresponding to the formula (I) ##STR1## in which X is CH or N,R.sub.1 is either a hydrogen atom, or a benzyl radical which can bear 1 to 3 substituents chosen from halogen atoms and trifluoromethyl, (C.sub.1-4)alkyl, (C.sub.1-4)alkoxy, cyano, methylthio, methylsulphinyl and methylsulphonyl radicals, or a methyl radical bearing a heterocyclic substituent in which the heterocyclic system can be a pyridyl, thienyl or furyl radical and can bear one or more substituents,R.sub.2 is a hydrogen atom or a (C.sub.1-4)alkyl radical,R.sub.3 is a hydrogen atom or a hydroxy radical, andR.sub.4 is a hydrogen atom or a (C.sub.1-4)alkyl radical, where appropriate, in tautomeric form when R.sub.3 is OH.The compounds may be used in treating allergy and histamine-induced inflammation.

Abstract: A compound which is a pyrimidinylamino derivative of piperidine of formula (I) ##STR1## in which: X is a (CH.sub.2).sub.2, CH.dbd.CH or CH.sub.2 --CO group;Y is a CH.dbd.CH gruop or sulphur;n is 2, 3 or 4;R.sub.1 is hydrogen or a halogen;R.sub.2 is hydrogen or a (C.sub.1-4) alkyl group; andR.sub.3 is hydrogen or a hydroxy group;or a pharmaceutically acceptable acid addition salt thereof.

Abstract: New compounds derived from 1-piperazinylpyrimidine derivatives, and their application in therapeutics and cosmetics, corresponding to the general formula: ##STR1## in which R represents an alkoxycarbonyl group containing from 1 to 3 carbon atoms in the alkoxy chain or alternatively a furoyl group, n being 0 or 1, and their addition salts with cosmetically or pharmaceutically acceptable acids.

Abstract: A compound which is a benzimidazole derivative of formula (I) ##STR1## in which: R.sub.1 is hydrogen or methyl,R.sub.2 is hydrogen, methyl or acetyl,R.sub.3 is hydrogen, methyl or acetyl, andR.sub.4 is hydrogen or a halogen,or a pharmaceutically acceptable acid addition salt thereof.The compounds have histamine antagonist activity and are also synthesis intermediates.

Abstract: A compound which is a piperidine derivative of formula (I) ##STR1## in which: n is 1, 2, 3 or 4,R is hydrogen or a halogen,R', which is identical to R, is hydrogen or a halogen,either R.sub.1 is H or OH and R.sub.2 is H, or R.sub.1 and R.sub.2 together denote a bond,R.sub.3 is hydrogen or (C.sub.1-4) alkyl, andR.sub.4 is H or OH,including tautomeric forms thereof, or a pharmaceutically acceptable acid addition salt thereof.

Abstract: Benzimidazole derivatives corresponding to the formula (1) ##STR1## in which X is CH or N,R.sub.1 is either a hydrogen atom, or a benzyl radical which can bear 1 to 3 substituents chosen from halogen atoms and trifluoromethyl, (C.sub.1-4)alkyl, (C.sub.1-4)alkoxy, cyano, methylthio, methylsulphinyl and methylsulphonyl radicals, or a methyl radical bearing a heterocyclic substituent in which the heterocyclic system can be a pyridyl, thienyl or furyl radical and can bear one or more substituents, R.sub.2 is a hydrogen atom or a (C.sub.1-4)alkyl radical, R.sub.3 is a hydrogen atom or a hydroxy radical, and R.sub.4 is a hydrogen atom or a (C.sub.1-4)alkyl radical, where appropriate, in tautomeric form when R.sub.3 is OH.The compounds may be used in treating allergy and histamine-induced inflammation.

Abstract: Imidazo[4,5-b]pyridin-2-one derivatives of the formula (I) ##STR1## in which n is 2, 3 or 4, x is .dbd.CH-- or .dbd.N--, R.sub.1 and R.sub.2, which may be the same or different, each represent hydrogen, halogen or (C.sub.1-4) alkoxy and either R.sub.3 is H or OH and R.sub.4 is H, or R.sub.3 and R.sub.4 together form a direct bond, their enantiomers and their addition salts with pharmaceutically acceptable acids are pharmacologically active, for example as antagonists to histamine and serotonin.

Abstract: Nitrofuran derivatives of formula (I) ##STR1## in which n is 0 or 1 and R is a selected heterocyclic radical have useful antibacterial, antiparasitic and antifungal activity.

Abstract: Nitrofuran derivatives corresponding to the formula (I). ##STR1## in which m is 0 or 1R is H or (C.sub.1-4)alkoxy are useful in treating bacterial, fungal, parasitic or protozan infections.