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    • 1. 发明授权
    • 2-amino-3-(alkyl)-pyrimidone derivatives
    • 2-氨基-3-(烷基) - 嘧啶酮衍生物
    • US07378413B2
    • 2008-05-27
    • US11035264
    • 2005-01-13
    • Antonio Almario CarciaRyoichi AndoKeiichi ArimotoFumiaki UeharaAdrien Tak LiAya ShodaJonathan Reid FrostKazutoshi Watanabe
    • Antonio Almario CarciaRyoichi AndoKeiichi ArimotoFumiaki UeharaAdrien Tak LiAya ShodaJonathan Reid FrostKazutoshi Watanabe
    • A61K31/505C07D401/04
    • A61K31/505C07D401/04C07D401/14C07D409/14
    • A pyrimidone derivative represented by formula (I) or a salt thereof: Wherein: R1 represents a hydrogen atom or a C1-6 alkyl group which may be substituted by a C6,10 aryl group; R2 represents a C1-10 alkyl group which may be substituted, a C2-6 alkenyl group which may be substituted, a C3-6 alkynyl group which may be substituted, a C3-6 cycloalkyl group which may be substituted, or a C6-10 ARYL group which may be substituted; or R1 and R2 form together a C2-6 alkylene group which may be substituted; or R1 and R2 form together a chain of formula —(CH2)2—X—(CH2)2— or —(CH2)2—X—(CH2)3— where X represents a oxygen atom, a sulfur atom, or a nitrogen atom which may be substituted; R3 represents a 2, 3 or 4-pyridyl group optionally substituted by a C1-4 alkyl group, C1-4 alkoxy group or halogen atom; and R4 represents a C1-10 alkyl group optionally substituted by a hydroxyl group, amino, C1-6 monoalkylamino group, C2-12 dialkylamino group or C6,10 aryl group which may be substituted. And 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's disease.
    • 由式(I)表示的嘧啶酮衍生物或其盐:其中R1表示氢原子或可以被C 6-10取代的C 1-6烷基, / SUB>芳基; R 2表示可以被取代的C 1-10烷基,可以被取代的C 2-6亚烷基,C 3-6亚烷基, 可以被取代的亚炔基,可被取代的C 3-6亚烷基或可以被取代的C 6〜6-亚芳基; 或者R 1和R 2一起形成可以被取代的C 2-6亚烷基; 或者R 1和R 2一起形成式 - (CH 2 CH 2)2 - (CH 2)2 - 或 - (CH 2)2 -X-(CH 2)3 - - 其中X表示 氧原子,硫原子或可被取代的氮原子; R 3表示任选被C 1-4烷基,C 1-4烷氧基或卤素原子取代的2,3或4-吡啶基; 并且R 4表示任选被羟基,氨基,C 1-6 - 单烷基氨基,C 2-12-12任意取代的C 1-10烷基。 >可以被取代的二烷基氨基或C 6,10 芳基。 以及包含所述衍生物或其盐作为活性成分的药物,其用于由GSK3β如阿尔茨海默氏病的异常活性引起的神经变性疾病的预防和/或治疗性治疗。