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    • 9. 发明申请
    • 6-CYCLOALKYL-PYRAZOLOPYRIMIDINONES FOR THE TREATMENT OF CNS DISORDERS
    • 用于治疗CNS疾病的6-环丙基 - 吡唑并嘧啶酮
    • WO2012110441A1
    • 2012-08-23
    • PCT/EP2012/052379
    • 2012-02-13
    • BOEHRINGER INGELHEIM INTERNATIONAL GMBHHEINE, NiklasGIOVANNINI, Riccardo
    • HEINE, NiklasGIOVANNINI, Riccardo
    • C07D487/04A61K31/519A61P25/00
    • C07D487/04C07D519/00
    • The invention relates to novel pyrazolopyrimidinones according to formula (I), wherein X is CR e or unsubstituted N, D is optionally substituted cyclopentyl, cyclohexyl, tetrahydrofuranyl, tetrahydropyranyl or 2-, 3- or 4-pyridyl, R a , R b , R c , R d , R e are either H or optional substituents, m= 1 or 2 and n is 0, 1 or 2. The new compounds are for use as the active entity of medicaments or for the manufacture of medicaments respectively, in particular medicaments for the treatment of conditions concerning deficits in perception, concentration, learning or memory. Such conditions may for example be associated with Alzheimer's disease, schizophrenia and other diseases. The new compounds are also for example for the manufacture of medicaments and/or for use in the treatment of these diseases, in particular for cognitive impairment associated with such disease. The compounds of the invention show PDE9 inhibiting properties.
    • 本发明涉及式(I)的新型吡唑并嘧啶酮,其中X为CRe或未取代的N,D为任选取代的环戊基,环己基,四氢呋喃基,四氢吡喃基或2-,3-或4-吡啶基,Ra,Rb,Rc,Rd Re为H或任选的取代基,m = 1或2,n为0,1或2.新化合物分别用作药物的活性成分或药物的制备,特别是用于治疗 关于感知,集中,学习或记忆缺陷的情况。 这种情况可能例如与阿尔茨海默病,精神分裂症和其他疾病相关。 新化合物还例如用于制备药物和/或用于治疗这些疾病,特别是与这种疾病相关的认知障碍。 本发明化合物显示PDE9抑制性质。