Synthesis and anticonvulsant evaluation of some new 1,3,4,5-tetrahydro-6-alkoxy-2H-1-benzazepin-2-one derivatives
作者:Rong-Bi Han、Yun-Peng Shao、Hui-Fan Wu、Duo Zhang、Feng-Yu Piao
DOI:10.1007/s00044-013-0871-2
日期:2014.6
A series of new 1,3,4,5-tetrahydro-6-alkoxy-2H-1-benzazepin-2-one derivatives were synthesized and screened for their anticonvulsant activities by the maximal electroshock (MES) test, subcutaneous pentylenetetrazol (scPTZ) test, and their neurotoxicity was evaluated by the rotarod neurotoxicity test. The results of these tests showed that 1,3,4,5-tetrahydro-6-octyloxy-2H-1-benzazepin-2-one (4f) was
合成了一系列新的1,3,4,5-四氢-6-烷氧基-2H-1-苯并ze庚因-2-酮衍生物,并通过最大电击(MES)测试,皮下戊烯四唑(scPTZ)筛选了其抗惊厥活性。测试,并且通过旋转脚架神经毒性测试评估它们的神经毒性。这些测试的结果表明,1,3,4,5-四氢-6-辛氧基-2H-1-苯并ze庚因-2-one(4f)是最有前途的化合物,有效剂量中位数为(ED 50)为20.4 mg / kg,在MES测试中的保护指数(PI)值为20.1,远远高于原型抗癫痫药物卡马西平(PI = 8.1),苯妥英钠(PI = 6.9),苯巴比妥( PI = 3.2)和丙戊酸钠(PI = 1.6)。scPTZ测试显示1,3,4,5-四氢-6-庚氧基-2H-1-苯并enza庚因-2-一(4e)是活性最高的化合物(ED 50 = 64.4,PI = 2.6)。讨论了可能的构效关系。