CNS depressant and anticonvulsant activities of some novel 3-[5-substituted 1,3,4-thiadiazole-2-yl]-2-styryl quinazoline-4(3H)-ones
作者:Varsha Jatav、Pradeep Mishra、Sushil Kashaw、J.P. Stables
DOI:10.1016/j.ejmech.2007.12.003
日期:2008.9
A series of new 3-[5-substituted phenyl-1,3,4-thiadiazole-2-yl]-2-styryl quinazoline-4(3H)-ones were synthesized and evaluated for anticonvulsant, sedative-hypnotic and CNS depression activities. After i.p. injection to mice or rat at doses of 30, 100, and 300 mg/kg body weight 2-styryl quinazolin-4(3H)-ones derivatives were examined in the maximal electroshock (MES) induced seizures and subcutaneous
合成一系列新的3- [5-取代苯基-1,3,4-噻二唑-2-基] -2-苯乙烯基喹唑啉-4(3H)-并评估其抗惊厥,镇静催眠和中枢神经系统抑制活性。经腹腔注射给小鼠或大鼠以30、100和300 mg / kg体重的剂量后,在最大电击(MES)诱发的癫痫发作和皮下戊四氮(scPTZ)中检查了2-苯乙烯基喹唑啉4(3H)-一的衍生物。在小鼠中诱发癫痫发作模型。采用Rotorod法测定神经毒性。在18种化合物中,只有4a,4e和4p在一个或多个测试模型中显示出抗惊厥活性。通过光度计屏幕,除4l和4q外,所有其他药物均显示出明显的镇静催眠活性。强制游泳池法测定中枢神经系统抑制活性产生了一些有效的化合物。