申请人:Neurogen Corporation
公开号:US05367077A1
公开(公告)日:1994-11-22
The present invention encompasses compounds of the formula: ##STR1## and pharmaceutically acceptable non-toxic salts thereof wherein: A represents nitrogen or C--H, and B represents nitrogen or C--H, with the proviso that when A is nitrogen, B is C--H, and when B is nitrogen, A is C--H; n is 0, 1, or 2; Y represents nitrogen or carbon, each of which is substituted with various organic or inorganic substituents; W represents an aromatic group unsubstituted or substituted with various organic or inorganic substituents; and R1 and R2 are the same or different and represent hydrogen or lower alkyl. These compounds are highly selective agonists, antagonists or inverse agonists for GABAa brain receptors or prodrugs thereof and are useful in the diagnosis and treatment of anxiety, sleep, and seizure disorders, overdose with benzodiazepine type drugs, and enhancement of alertness.
本发明包括具有以下公式的化合物:##STR1##以及药用上可接受的非毒性盐,其中:A代表氮或C--H,B代表氮或C--H,条件是当A是氮时,B是C--H,当B是氮时,A是C--H;n是0,1或2;Y代表氮或碳,每个都可以被不同的有机或无机取代基取代;W代表未被取代或被各种有机或无机取代基取代的芳香族基团;R1和R2相同或不同,代表氢或低级烷基。这些化合物是对GABAa脑受体的选择性激动剂、拮抗剂或反向激动剂,或者是其前药,并且在诊断和治疗焦虑、睡眠和癫痫障碍、苯二氮卓类药物过量以及提高警觉性方面是有用的。