Abstract: New aromatic derivatives having an activity antagonistic to calcium and corresponding to formula: ##STR1## in which: A represents a chain having any one of the following structures: ##STR2## Ar represents a group of structure: ##STR3## n takes the value 1 or 2 when R is different from H; m takes the value 2 or 3.

Abstract: New aromatic derivatives having an activity antagonistic to calcium and corresponding to formula: ##STR1## in which: A represents a chain having any one of the following structures: ##STR2## Ar represents a group of structure: ##STR3## n takes the value 1 or 2 when R is different from H; m takes the value 2 or 3.

Abstract: New aromatic derivatives having an activity antagonistic to calcium and corresponding to formula: ##STR1## in which: A represents a chain having any one of the following structures: ##STR2## Ar represents a group of structure: ##STR3## n takes the value 1 or 2 when R is different from H; m takes the value 2 or 3.

Abstract: New tetrazole derivatives, characterized in that they correspond to the formula: ##STR1## in which R.sub.1 represents: either a hydrogen atom in any one of the positions 1 to 5 of the tetrazole nucleus, R designating a branched alkyl group comprising at least 5 carbon atoms or a branched alkenyl group, or a methyl group in position 2(3) of the tetrazole nucleus, R representing the (1-propyl)n butyl chain.These new derivatives are useful as medicaments, more especially for their anti-epileptic action.

Abstract: N-aryl oxazolidinones, oxazolidinethiones, pyrrolidinones, pyrrolidines and thiazolidinones are disclosed. These compounds possess antidepressant activity.

Abstract: A compound of the formula ##STR1## where R is selected from the group consisting of CH.sub.3 --CO--(CH.sub.2).sub.2 --O--, ##STR2## The compounds are useful in treating depression.

Abstract: A class of known (1-cinnamoyl or 1-phenylethylcarbonyl) piperazine derivatives have been found to be central nervous system stimulants effective to improve the mental alertness and to brighten the spirits of human beings.

Abstract: Derivatives corresponding to the general formula: ##STR1## in which Ar represents a phenyl group; a phenyl group substituted by a halogen atom or by a trifluoromethyl group; or the (chloro-3 fluoro-4) phenyl group and n is either equal to zero or equal to 1 in which case X is a chain chosen from the following: --CH.sub.2 --CH.sub.2 --, --CH.dbd.CH--, --C.tbd.C--, --CH.sub.2 --O-- whose CH.sub.2 group is linked to Ar.These compounds are useful as medicaments more especially for the treatment of troubles of the central nervous system and senescence.

Abstract: Method of treating the central nervous system troubles such as the Parkinson's disease and the senescence troubles, generally treated by the B type monoamine oxidase inhibitors, which comprises administering internally to a human being requiring such treatment a therapeutically effective amount of N-aryl 5-aminomethyl oxazolidine-2-one derivatives.

Abstract: N-aryl oxazolidinones, oxazolidinethiones, pyrrolidinones, pyrrolidines and thiazolidinones are disclosed. These compounds possess antidepressant activity.

Abstract: N-aryl oxazolidinones, oxazolidinethiones, pyrrolidinones, pyrrolidines and thiazolidinones are disclosed. These compounds possess antidepressant activity.

Abstract: Derivatives of formula: ##STR1## in which Z< represents: either an amino group of struture >N-R.sub.1 where R.sub.1 represents a linear or branched alkyl group with 1 to 5 carbon atoms or a phenyl group possibly substituted by a chlorine atom, in which case:n=1 or 2,the pair (A, C X) assumes the following values: (S, C.dbd.O), (S, CH.sub.2), (O, CH.sub.2), (O, CH--C.sub.6 H.sub.5), andR represents a hydrogen or halogen atom, one or more methoxy groups or the butadiene-1,3 ylene chain ##STR2## fixed in position 5,6 of the phenyhl nucleus and thus forming with this latter a naphthyl nucleus;or a methylene group (--CH.sub.2 --), in which case:n=1 or 2,A represents the oxygen atom,>C X represents a carbonyl group (>C.dbd.O) or thiocarbonyl group (>C.dbd.S), andR has the same meanings as previously,as well as the mineral or organic acid addition salts thereof. The compounds exhibit anti-convulsion and analgesic activity.

Abstract: Derivatives of 5H-furanone-2 and 3H-dihydrofuranone-2, substituted at the 3 position with substituted phenyl and at the 5 position with substituted methyl, are prepared by various processes. The derivatives are inhibitors of monoamine oxidase and are useful for treating depression.

Abstract: 1-substituted-4-(3,4,5-trimethoxy) cinnamoyl piperazine compounds are disclosed. The compounds exhibit a substantial activity of stimulating cardiac contractile force, without affecting the cardiac frequency, and they also exhibit coronary vasodilatory and hypotensive effects.

Abstract: N-aryl oxazolidinones, oxazolidinethiones, pyrrolidinones, pyrrolidines and thiazolidinones are disclosed. These compounds possess antidepressant activity.

Abstract: Derivatives of 5H-furanone-2 and 3H-dihydrofuranone-2, substituted at the 3 position with substituted phenyl and at the 5 position with substituted methyl, are prepared by various processes. The derivatives are inhibitors of monoamine oxidase and are useful for treating depression.

Abstract: N-aryl oxazolidinones, oxazolidinethiones, pyrrolidinones, pyrrolidines and thiazolidinones are disclosed. These compounds possess antidepressant activity.

Abstract: Alcohol, thiol, epoxylated alcohol, epoxylated thiol and benzyloxy derivatives of benzodioxane, benzodioxole and benzodioxepine are useful as intermediates for preparing certain useful cinnamoyl piperazines and homopiperazines.

Abstract: Cinnamoyl piperazine and homopiperazine derivatives which possess antiangorous activity and activities on the peripheral and cerebral circulation.

Abstract: Aminoalkoxybenzofurans having the formula ##STR1## wherein ##STR2## are either (1) ##STR3## is monoalkylamino, dialkylamino, cycloalkylamino or heterocyclic amino, or (2) ##STR4## (H, 1, 4-methyl piperazino), ##STR5## is piperidino. The compounds possess antidysrhythmic properties.