摘要:
The invention concerns a solid pharmaceutical composition for oral administration, characterised in that it comprises a benzofurane derivative with antiarrythmic activity or one of its pharmaceutically acceptable salts, as active principle, and a pharmaceutically acceptable non-ionic hydrophilic surfactant, optionally associated with one or several pharmaceutical vehicles.
摘要:
The invention concerns compounds of general formula (I) wherein one of the symbols X, Y and Z represents a nitrogen atom, another represents a group of formula C-R3 and the third represents a nitrogen atom or a group of formula C-R4; R3 and R4 represent each, independently of each other, a hydrogen or a halogen atom or a trifluoromethyl, cyano, hydroxy, (C1-C6)alkyl or (C1-C6) alkoxy group; R1 and R2 represent each, independently of each other, a hydrogen or halogen atom or a trifluoromethyl, cyano, hydroxy, (C1-C6) alkyl, (C1-C6) alkoxy, or phenyl group optionally substituted. The invention is applicable in therapy.
摘要:
The invention concerns a method for preparing 4'-bromomethyl-biphenyl derivatives of general formula (I) in which R is as defined in Claim 1, characterised in that it consists in reacting in a biphasic medium and under the effect of light irradiation, a bromination agent selected among bromine, N-bromoacetamide, N-bromophtalimide, N-bromomaleimide, a N-bromosulphonamide, N-bromosuccinimide, 1,3-dibromo-5,5-dimehtylhydantoin and an alkaline metal bromhydric/bromate acid system with a biphenyl derivative of general formula (II) in which R has the same meaning as above, thereby obtaining the desired compound.
摘要:
The invention relates to a pyrimidone derivative represented by formula (I) or a salt thereof wherein:
X represents two hydrogen atoms, a sulphur atom, an oxygen atom or a C 1-2 alkyl group and a hydrogen atom; Y represents a bond, an ethenylene group, an ethynylene group, an oxygen atom, a sulphur atom, a sulfonyl group, a sulfoxide group, a carbonyl group, a hydroxyiminomethylene group, a dioxolan group, a nitrogen atom being optionally substituted; or a methylene group optionally substituted; R1 represents a 2, 3 or 4-pyridine ring optionally substituted; R2 may represent a C 1-6 alkyl group optionally; a C 3-6 cycloalkyl group, a C 1-4 alkylthio group, a C 1-4 alkoxy group, a C 1-2 perhalogenated alkyl group, a C 1-3 halogenated alkyl group, a phenylthio group, a benzyl group, a phenyl ring, a 5,6,7,8-tetrahydronaphthyl ring, a naphthyl ring, a pyridine ring, a pyrrole ring, a thiophene ring, a furan ring or an imidazole ring ; R3 and R4 represents, each independently, a hydrogen atom, a C 1-6 alkyl group, a hydroxy group, a C 1-4 alkoxy group or a halogen atom; R5 represents a hydrogen atom, a C 1-6 alkyl group or a halogen atom; with the proviso that when R3 and R4 represent each a hydrogen atom then R5 is not a hydrogen atom. The invention relates also to a medicament comprising the said derivative or a salt thereof as an active ingredient which is used for preventive and/or therapeutic treatment of a neurodegenerative disease caused by abnormal activity of GSK3β or GSk3β and cdk5/p25, such as Alzheimer disease.
摘要:
The invention concerns benzimidazole derivatives of general formula (I), wherein: X represents a nitrogen atom or a carbon atom; when X represents a nitrogen atom, R3 represents in particular a hydrogen atom or a C1-C4 alkyl group; R4 represents in particular a hydrogen atom, a C1-C6 alkyl, C3-C7 cycloalkyl, 4-piperidyl, -(CH2)p-NR5R6, -(CH2)p-CONR5R6, -CO-(CH2)p-NR5R6, -(CH2)p-phenyl, -(CH2)p-morpholinyl, -(CH2)p-pyrrolidinyl, -(CH2)p-tetrahydro-isoquinoline, -(CH2)p-heteoraryl, heteroarylcarbonyl, phenylcarbonyl, C1-C6 alkylcarbonyl, -(-CH2)p-COOR', or phenylsulphonyl group; and when X represents a carbon atom, R3 represents a hydrogen atom, a -NR5R6, -NHCOR7, -CONHR5, -COR7, -NHCONH2, -OH or -CH2OH; R4 represents in particular a hydrogen atom, a -(CH2)p-phenyl group optionally substituted, a -(CH2)p-heteroaryl or a (CH2)tNR7R8 group. The compounds of formula (I) of the invention can be used for preparing a medicine for treating or preventing disorders wherein the PARP enzyme is involved.
摘要:
New process for the preparation of 1,5-disubstituted-3-amino-1,2,4-triazoles of the general formula (I), wherein the meaning of R is C1-5alkyl group; C3-13cycloalkyl-C0-4alkyl group, optionally substituted by one or more C1-3alkyl group; phenyl-C0-2alkyl-, (CH2)n-morpholino-, piperidino-, pyrrolidino- or piperazino-group, optionally substituted by one or more halogen atom, C1-3alkyl group, C1-3alkoxy group, n is 1-5, R?1, R2, R3, and R4¿ stand independently for hydrogen, halogen, C¿1-6?alkyl group, C1-3alkoxy group or trifuluoromethyl group, with the proviso that of the substituents R?1, R2, R3, and R4¿ at least one stands for hydrogen.
摘要:
Compounds of formula (I) wherein Thi is thiadiazolyl or thiadiazolyl substituted with alcoxy, fluoromethyl, difluoromethyl, trifluoromethyl, 1,1-difluoroethyl, halo, alkyl, cycloalkyl, hydroxyalkyl, or alkoxyalkyl; Y is alkylene bridge of 3-9 carbon atoms; R1 and R2 are each independently chosen from hydrogen, halo, alkyl, alkenyl, amino, alkylthio, hydroxy, hydroxyalkyl, alkoxyalkyl, alkylthioalkyl, alkylsulfinylalkyl, alkylsulfonylalkyl, alkoxy, nitro, carboxy, alkoxycarbonyl, dialkylaminoalkyl, alkylaminoalkyl, aminoalkyl, difluoromethyl, trifluoromethyl, or cyano; R3 is alkoxycarbonyl, phenyl, alkyltetrazolyl or heterocyclyl chosen from benzoxazolyl, benzathiazolyl, thiadioazolyl, imidazolyl, dihydroimidazolyl, oxazolyl, thiazolyl, oxadiazolyl, pyrazolyl, isoxazolyl, isothiazolyl, furyl, triazolyl, thienyl, pyridyl, pyrimidinyl, pyrazinyl, pyridazinyl, or substituted phenyl, or substituted heterocyclyl wherein the substitution is with alkyl, alkoxyalkyl, cycloalkyl, haloalkyl, hydroxyalkyl, alkoxy, hydroxy, furyl, thienyl, or fluoroalkyl; or a pharmaceutically acceptable salt thereof are effective antipicornaviral agents.