会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 4. 发明申请
    • PYRAZOLO[1,5-D][1,2,4]TRIAZINES FOR ENHANCING COGNITION
    • 吡唑并[1,5-D] [1,2,4]三嗪促进认知
    • WO0138331A3
    • 2001-11-08
    • PCT/GB0004450
    • 2000-11-22
    • MERCK SHARP & DOHMEBRYANT HELEN JANECARLING WILLIAM ROBERTCHAMBERS MARK STUARTHOBBS SARAH CHRISTINEJONES PHILIPMACLEOD ANGUS MURRAY
    • BRYANT HELEN JANECARLING WILLIAM ROBERTCHAMBERS MARK STUARTHOBBS SARAH CHRISTINEJONES PHILIPMACLEOD ANGUS MURRAY
    • A61K31/53A61K31/5377A61P25/28C07D487/04C07D519/00
    • C07D487/04
    • The present invention provides compounds of formula (I), or a salt thereof: wherein R represents halogen; or C1-6alkyl,C3-7cycloalkyl, C4-7cycloalkenyl, C6-8 bicycloalkyl, C6-10aryl, C3-7 heterocycloalkyl, heteroaryl or di(C1-6)alkylamino, any of which groups may be optionally substituted; L is O, S or NR where R is H, C1-6alkyl or C3-6cycloalkyl; W is: C1-6alkyl, C2-6alkenyl or C2-6alkynyl optionally substituted; X is NR R ; or X is a 5-membered or a 6-membered heteroaromatic ring the 5- or 6-membered heteroaromatic ring being optionally fused to a benzene or pyridine ring and the heteroaromatic ring being optionally substituted; Y is optionally branched C1-4alkylene optionally substituted by an oxo group or Y is a group (CH2)jO wherein the oxygen atom is nearest the group X and j is 2, 3 or 4; and Z represents a 5-membered or a 6-membered heteroaromatic ring any of which rings may be optionally substituted; pharmaceutical compositions containing them, their use in methods of treatment, and the use of them for manufacturing treatments for enhancing cognition, particularly in Alzheimer's Disease, and corresponding methods of treatment; the compounds are ligands and inverse agonists for the GABA-A alpha 5 receptor subtype.
    • 本发明提供了式(I)的化合物或其盐:其中R 1代表卤素; 或C1-6烷基,C3-7环烷基,C4-7环烯基,C6-8双环烷基,C6-10芳基,C3-7杂环烷基,杂芳基或二(C1-6)烷基氨基,其中任何基团可被任选取代; L是O,S或NR n,其中R n是H,C 1-6烷基或C 3-6环烷基; W为:任选取代的C 1-6烷基,C 2-6烯基或C 2-6炔基; X是NR 4 R 5; 或X为5元或6元杂芳族环,所述5或6元杂芳族环任选与苯或吡啶环稠合且所述杂芳族环任选被取代; Y是任选被氧代基团取代的支链C 1-4亚烷基或Y是基团(CH 2)j O,其中氧原子最接近基团X且j是2,3或4; Z代表5元或6元杂芳族环,其中任何一个环可以任选被取代; 含有它们的药物组合物,它们在治疗方法中的用途,以及它们用于制造用于增强认知,特别是在阿尔茨海默氏病中的治疗的用途以及相应的治疗方法; 该化合物是GABA-Aα5受体亚型的配体和​​反向激动剂。