Patent ID: 7566720

Claim:
A method of inhibiting the activity of glycogen synthase kinase 3-beta (GSK3-β), which comprises administering to a patient in need of said inhibition a therapeutically effective amount of a compound of formula (I) or a pharmaceutically acceptable salt thereof: wherein: X represents two hydrogen atoms, a sulfur 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, a 1,2-cyclopropylene, an oxygen atom, a sulfur atom, a sulfonyl group, a sulfinyl group, a carbonyl group, an NH group being optionally substituted by a C 1-6 alkyl group, a phenyl or a benzyl group; or a methylene group optionally substituted by one or two groups chosen from a C 1-6 alkyl group, a phenyl group, a hydroxyl group and a C 1-4 alkoxy group; R1 represents a 2, 3 or 4-pyridyl group optionally substituted by a C 3-6 cycloalkyl group, a C 1-4 alkyl group, a C 1-4 alkoxy group, a benzyl group or a halogen atom; when Y represents a bond, a 1,2-cyclopropylene, a methylene group optionally substituted or a carbonyl group then R2 represents a C 1-6 alkyl group, a C 3-6 cycloalkyl group, a C 1-4 alkylthio group, a C 1-4 alkoxy group, a perhalogenated alkyl group, a C 1-3 halogenated alkyl group, a 5,6,7,8-tetrahydronaphthyl ring, a naphthyl ring, a phenylthio group, a benzyl group, a phenyl ring, a pyridyl ring, an indole ring, a pyrrole ring, a thiophene ring, a furan ring or an imidazole ring; the benzyl group or the rings being optionally substituted by 1 to 4 substituents selected from a C 1-6 alkyl group, a methylenedioxy group, a halogen atom, a C 1-2 perhalogenated alkyl group, a C 1-3 halogenated alkyl group, a hydroxyl group, a C 1-4 alkoxy group, a nitro, a cyano, an amino, a C 1-5 monoalkylamino group, a C 2-10 dialkyl-amino group, a C 1-6 alkylcarbonylamino group, a C 6,10 arylcarbonylamino group, a C 1-4 alkyl-sulfonyl group, C 1-4 alkylsulfonyloxy group and a phenyl group; when Y represents an ethenylene group, an ethynylene group, an oxygen atom, a sulfur atom, a sulfonyl group, a sulfinyl group or an NH group being optionally substituted then R2 represents a C 1-6 alkyl group, a C 3-6 cycloalkyl group, a C 1-2 perhalogenated alkyl group, a C 1-3 halogenated alkyl group, a naphthyl ring, a 5,6,7,8-tetrahydronaphthyl ring, a benzyl group, a phenyl ring, a pyridyl ring, an indole ring, a pyrrole ring, a thiophene ring, a furan ring or an imidazole ring; the benzyl group or the rings being optionally substituted by 1 to 4 substituents selected from a C 1-6 alkyl group, a methylenedioxy group, a halogen atom, a C 1-2 perhalogenated alkyl group, a C 1-3 halogenated alkyl group, a hydroxyl group, a C 1-4 alkoxy group, a nitro, a cyano, an amino, a C 1-5 monoalkylamino group, a C 2-10 dialkylamino group, a C 1-6 alkylcarbonylamino group, a C 6,10 arylcarbonylamino group, a C 1-4 alkylsulfonyl group, a C 1-4 alkylsulfonyloxy group and a phenyl group; m represents 1 or 2; and n represents 0 to 3.