Substituted 8-Pyridinyl-6,7,8,9-Tetrahydropyrimido[1,2-a]Pyrimidin-4-one and 8-Phenyl-6-7,8,9-Tetrahydropyrimido[1,2-a]Pyrimidin-4-one derivatives
申请人:SANOFI-SYNTHELABO
公开号:EP1460075A1
公开(公告)日:2004-09-22
The invention relates to substituted-pyrimidone derivatives represented by formula (I) or a salt thereof:
wherein:
X represents two hydrogen atoms, a sulfur atom, an oxygen atom or a C1-2 alkyl group and a hydrogen atom;
Y represents a bond, a carbonyl group, a methylene group optionally substituted;
R1 represents a 2, 3 or 4-pyridine ring or a 2, 4 or 5-pyrimidine ring, the rings being optionally substituted;
R2 represents a phenyl group or a naphthalene ring; the phenyl group and the naphthalene ring being optionally substituted;
R3 represents a hydrogen atom or a C1-6 alkyl group;
R4 represents a phenyl group, a pyridinyl group or a naphthalene ring, the groups and the ring being optionally substituted;
R5 represents a hydrogen atom, a C1-6 alkyl group or a halogen atom;
n represents 0 to 3; and p+q=0-3.
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, such as Alzheimer disease.
该发明涉及由式(I)表示的取代嘧啶酮衍生物或其盐:其中:X代表两个氢原子、一个硫原子、一个氧原子或一个C1-2烷基基团和一个氢原子;Y代表一个键、一个羰基、一个可选择取代的亚甲基基团;R1代表一个2、3或4-吡啶环或一个2、4或5-嘧啶环,环可选择取代;R2代表一个苯基或一个萘环;苯基和萘环可选择取代;R3代表一个氢原子或一个C1-6烷基基团;R4代表一个苯基、一个吡啶基团或一个萘环,基团和环可选择取代;R5代表一个氢原子、一个C1-6烷基基团或一个卤原子;n表示0到3;p+q=0-3。该发明还涉及一种药物,包括所述衍生物或其盐作为活性成分,用于预防和/或治疗由GSK3β异常活性引起的神经退行性疾病,如阿尔茨海默病。