Abstract: New derivatives of formula (I) in which R.sub.1 =H, halogen, alkyl, alkyloxy, CF.sub.3, NH.sub.2, alkylamino, dialkylamino, OH, CH, phenyl or phenoxy, Ar=phenyl, naphthyl, pyridyl, quinolyl, isoquinolyl, thienyl, thieno[2,3-b]thienyl or thieno[3,2-b]thienyl (these groups optionally substituted with halogen, alkyl, alkyloxy, CF.sub.3, NH.sub.2, alkylamino, dialkylamino, OH or CN), p=0, 1 or 2, andA--either Z=valency bond and R.sub.2 =HB--or Z=valency bond and R.sub.2 =pyridyl, quinuclidinyl, 3-pyrrolidinyl, 3- or 4-piperidyl (these groups optionally being substituted with alkyl, hydroxyalkyl, phenyl or phenylalkyl)C--or Z=alkylene radical (1 to 4C) and R.sub.2 =2-, 3- or 4-pyridyl, 3-quinuclidinyl, 2- or 3-pyrrolidinyl, 2-, 3- or 4-piperidyl (optionally substituted with alkyl, hydroxyalkyl, phenyl or phenylalkyl) or R.sub.2 =CON(R.sub.3)(R.sub.4) wherea) either R.sub.3 and R.sub.4 form a piperazine optionally substituted with alkyl, hydroxyalkyl, pyridyl, phenyl or phenylalkyl,b) or R.sub.

Abstract: A compound of the general formula I: ##STR1## in which Ar is a pyridyl, quinolinyl, isoquinolinyl, naphthyridinyl, pyrimidyl, quinazolinyl, thiazolyl, benzothiazolyl, imidazolyl, benzimidazolyl, oxazolyl, benzoxazolyl, thienyl, benzothienyl or naphthyl group; optionally substituted with one or more halogen or alkyl, alkyloxy, alkylthio, trifluoromethyl, amino, alkylamino, dialkylamino, hydroxy, cyano, alkylsulphinyl, alkylsulphonyl, sulphamido, alkylsulphamido, dialkylsulphamido, alkylcarbonyl, benzoyl, alkyloxycarbonyl, carboxy, phenoxycarbonyl, alkylcabonyloxy, benzoyloxy, alkylcarbonylamino, benzamido, phenyl, benzyl, phenoxy or phenylthio group, provided that (i) when Ar is a pyridyl group, the pyridyl group must be substituted, (ii) an alkyl moiety contains 1 to 4 straight- or branched chain carbon atoms; (iii) a phenyl moiety may be unsubstituted or substituted with one or more halogen or alkyl, alkyloxy, alkylthio, trifluoromethyl, amino, alkylamino, dialkylamino, hydroxy, cyano, phenyl or benzyl group

Abstract: A compound of the general formula I; ##STR1## in which R is hydrogen or a halogen or an alkyl, alkyloxy, alkylthio, trifluoromethyl, amino, alkylamino, dialkylamino, hydroxy, cyano, carboxy, alkylsulphinyl, alkylsulphonyl, sulphamido, alkylsulphamido, dialkylsulphamido, carbamoyl, alkylcarbamoyl, dialkylcarbamoyl, phenylcarbamoyl, diphenylcarbamoyl, pyridylcarbamoyl, dipyridylcarbamoyl, benzyl, alkylcarbonyl, benzoyl, alkyloxycarbonyl, phenoxycarbonyl, alkylcarbonyloxy, benzoyloxy, alkylcarbonylamino, benzamido, phenyl, phenoxy or phenylthio group, X is oxygen or sulphur or an imino, alkylimino, phenylimino, benzylimino, sulphinyl, sulphonyl, carbonyl, carbonylmethylene, methylenecarbonyl, carbonylvinylene or vinylenecarbonyl group, or X represents a valency bond or a straight-chain alkylene group containing 1 to 4 carbon atoms and Ar is a phenyl, naphthyl, pyridyl, quinolinyl, isoquinolinyl, thienyl, benzothienyl, thieno[3,2-b]thien-2-yl or thieno[2,3-b]thien-2-yl group, it being possible for the group Ar to

Abstract: The invention provides novel pyrrole derivatives of formula: ##STR1## in which R'=H, alkyl or phenyl optionally substituted by halogen, alkyl, alkyloxy or alkylthio, Z=0 or S, p=0 or 1, andeither A is a heterocyclic ring such that it forms, with pyrrole, a 1H,3H-pyrrolo[1,2-c]thiazole, 2,3-dihydro-1H-pyrrolizine optionally substituted by OH, 5,6,7,8-tetrahydroindolizine, 1,2-dihydro-4H-pyrrolo[1,2-c]-1,3-thiazine, 2,3-dihydropyrrolo[2,1-b]thiazole, 1H,3H-pyrrolo[1,2-c]oxazole, 1,2-dihydro-4H-pyrrolo]1,2-c]-1,3-oxazine or 2,3-dihydropyrrolo[2,1-b]oxazole ring system, n=0 or 1, Het=3-pyridyl or 5-thiazolyl, and(1) either R=H, halogen, alkyl or phenyl optionally substituted by halogen, alkyloxy or alkylthio and Y=alkyl or phenyl optionally substituted by halogen, alkyl, alkyloxy or alkylthio, or Y=--NR.sub.1 R.sub.2 with:either R.sub.1 =H and R.sub.2 =unsubstituted alkyl, cycloalkyl (C.sub.3 -C.sub.6), alkenyl (C.sub.2 -C.sub.4), alkynyl (C.sub.3 -C.sub.

Abstract: Antithrombotics of the formula ##STR1## in which A=S, SO or SO.sub.2, R.sub.3 =H, alkyl or substituted or unsubstituted phenyl, X=O, S, NH or variously substituted nitrogen, p is 0 or 1 and y=H, NH.sub.2, or various substituted amines.

Abstract: Pyrrolidine derivatives of the formula: ##STR1## wherein X represents an oxygen or sulphur atom, R represents a hydrogen atom or an alkyl radical, R.sub.o represents a hydrogen atom, an alkyl radical or a phenyl radical optionally substituted by a halogen atom or by an alkyl, alkoxy, alkylthio or nitro radical, A represents a nitrogen atom or a radical .dbd.CH--, the symbol Y represents a hydrogen or halogen atom or an alkyl, alkoxy, alkylthio, alkylcarbonyl, nitro, amino, alkylcarbonylamino, alkylamino, dialkylamino, alkylsulphinyl, alkylsulphonyl, alkoxycarbonyl, cyano, trifluoromethyl, hydroxy, mercapto, alkylcarbonyloxy or alkylcarbonylthio radical, n represents zero or 1, and p represents 1, 2 or 3, it being understood that the alkyl and alkoxy radicals, and alkyl and alkoxy moieties of any of the aforementioned groups, contain from 1 to 4 carbon atoms are new therapeutically useful compounds, more particularly useful as antidepressants.

Abstract: Antithrombotics of the formula: ##STR1## wherein A is S, SO or SO.sub.2 ; R.sub.3 is H, alkyl or substituted or unsubstituted phenyl; p is zero or 1; X is O, S, N or variously substituted nitrogen; Y is H or various substituted amines.

Abstract: The invention provides new derivatives of the formula: ##STR1## in which either (a) Y=COOH or a radical of the formula (II), in which R.sub.2 =alkyl or benzyl, A=a sulphur atom, m=1, n=0, R=pyridin-3-yl and R.sub.1 =H, or (b) Y=CN, COOH or a radical of the formula ##STR2## defined as above, A=S, O or CH.sub.2, m=1 or 2 and n=0, 1 or 2, (m+n) being 1, 2 or 3, R=H, alkyl or phenyl (optionally substituted by halogen, alkyl, alkoxy or CF.sub.3) and R.sub.1 =a radical of the formula ##STR3## in which p=0 or 1, the alkyl radicals and alkyl portions being straight-chain or branched-chain and containing 1 to 4 carbon atoms each. Processes for the production of these compounds are described. They are useful as intermediates for the preparation of new medicaments.

Abstract: New compounds of the formula ##STR1## in which R.sub.1 and R.sub.2 =H or alkyl and(a) R=CN or alkylcarbonyl, or(b) R=CON(R.sub.3)R.sub.4, in which R.sub.3 =H and R.sub.4 =NH.sub.2, alkylamino, dialkylamino, phenylamino or diphenylamino; or R.sub.3 and R.sub.4 =H, alkyl (1 to 5 C) or substituted phenyl; or R.sub.3 =H and R.sub.4 =pyridyl or alkyl (1 to 5 C) substituted by COOH, NH.sub.2, alkylamino, dialkylamino, morpholino, piperidino, pyrrolidin-1-yl, piperazin-1-yl (optionally substituted by alkyl, pyridyl or optionally substituted phenyl or benzyl), optionally substituted phenyl, pyridyl or imidazolyl; or R.sub.3 and R.sub.4 form an imidazolyl radical or a 5-membered or 6-membered heterocycle which can contain an oxygen, sulphur or nitrogen atom and which is optionally substituted by alkyl, alkoxycarbonyl, hydroxyalkyl, aminoalkyl, alkylaminoalkyl, dialkylaminoalkyl, pyridyl, pyrimidinyl, pyrazinyl, optionally substituted phenyl or optionally substituted benzyl; or(c) R=--C(.dbd.NOH)NH.sub.2 or --C[.dbd.