A series of 5-substituted 1-H-tetrazoles were designed and synthesized as potent anticonvulsant agents. Their preliminary anticonvulsant activities were evaluated using maximal electroshock and subcutaneous pentylenetetrazole (scPTZ) seizure tests. Neurotoxicity was determined using rotarod test. The results indicated that the compound 2j in scPTZ model exhibited the ED50 values of 83.3 mg/kg, superior
设计并合成了一系列 5-取代的 1-H-
四唑作为有效的抗惊厥药。使用最大电击和皮下
戊四唑 (sc
PTZ) 癫痫试验评估了它们的初步抗惊厥活性。使用旋转棒试验确定神经毒性。结果表明,化合物2j在sc
PTZ模型中的ED50值为83.3 mg/kg,优于具有最大活性的标准药物
乙琥胺。此外,化合物 2k 在
MES 模型中表现出最强的活性,小鼠腹腔注射后 ED50 值为 9.6 mg/kg,TD50 值为 189.5 mg/kg,与 19.7 相比,显示出较高的保护指数(TD50/ED50)。参考抗癫痫药物。图形摘要