A class of substituted or 6,7-ring fused 1,2,3-triazolo[4,5-b]pyridine derivatives, possessing an optionally substituted cycloalkyl, phenyl or heteroaryl substituent at the 3-position and a substituted alkoxy moiety at the 5-position, are selective ligands for GABA
A
receptors, in particular having high affinity for the &agr;2 and/or &agr;3 subunit thereof, and are accordingly of benefit in the treatment and/or prevention of disorders of the central nervous system, including anxiety and convulsions.
一类取代或6,7-环融合的
1,2,3-三唑并[4,5-b]
吡啶衍生物,其在3-位具有可选取代的环烷基、苯基或杂环芳基取代基,在5-位具有取代的烷氧基官能团,是
GABAA受体的选择性
配体,特别是对其α2和/或α3亚单位具有高亲和力,因此对于治疗和/或预防中枢神经系统疾病,包括焦虑和惊厥具有益处。