A class of 7-phenylimidazo [1,2-b][1,2,4]triazine derivatives, substituted at the meta position of the phenyl ring by an optionally substituted aryl or heteroaryl group which is directly attached or bridged by an oxygen atom or a -NH- linkage, being selective ligands for GABAA receptors, in particular having good affinity for the α2 and/or α3 and/or α5 subunit thereof, are accordingly of benefit in the treatment and/or prevention of adverse conditions of the central nervous system, including anxiety, convulsions and cognitive disorders.
一类7-苯基
咪唑[1,2-b]
[1,2,4]三嗪衍
生物,取代苯环的间位上,由一个可选择取代的芳基或杂环芳基基团直接连接或通过氧原子或-NH-键桥接,是选择性的
GABAA受体
配体,特别是对其α2和/或α3和/或α5亚单位具有良好的亲和力,因此对于治疗和/或预防中枢神经系统的不良症状,包括焦虑、惊厥和认知障碍是有益的。