Pyridine Derivatives as Insecticides. Part 1: Synthesis and Toxicity of Some Pyridine Derivatives Against Cowpea Aphid, <i>Aphis craccivora</i> Koch (Homoptera: Aphididae)
作者:Etify A. Bakhite、Aly A. Abd-Ella、Mohamed E. A. El-Sayed、Shaban A. A. Abdel-Raheem
DOI:10.1021/jf503992y
日期:2014.10.15
Five pyridine derivatives, namely, N-morpholinium 7,7-dimethyl-3-cyano-4-(4′-nitrophenyl)-5-oxo-1,4,5,6,7,8-hexahydroquinoline-2-thiolate (1), sodium 5-acetyl-3-amino-4-(4′-methoxyphenyl)-6-methylthieno[2,3-b] pyridine-2-carboxylate (2), piperidinium 3,5-dicyano-2-oxo-4-spirocyclopentane-1,2,3,4-tetrahydropyridine-6-thiolate (3), piperidinium 5-acetyl-3-cyano-4-(4′-methoxyphenyl)-6-methylpyridine-2-thiolate
五种
吡啶衍生物,即N-吗啉7,7-二甲基-3-
氰基-4-(4'-
硝基苯基)-5-氧代-1,4,5,6,7,8-六氢
喹啉-2-
硫醇盐(1),5-乙酰基-3-
氨基-4-(4'-
甲氧基苯基)-6-甲基
噻吩并[2,3 - b ]
吡啶-2-
羧酸钠(2),
哌啶3,5-二
氰基-2-氧代-4-螺
环戊烷-
1,2,3,4-四氢吡啶-6-
硫醇盐(3),
哌啶5-乙酰基-3-
氰基-4-(4'-
甲氧基苯基)-6-
甲基吡啶-2-
硫醇盐(4) ,并制备了纯净状态的5-乙酰基-4-(4'-
氯苯基)-3-
氰基-6-
甲基吡啶-2-
硫醇
哌啶鎓(5),并进行了标题研究。
生物测定结果表明,化合物1具有杀虫活性。是乙酰胺类
杀虫剂的约4倍。其余测试化合物具有中等至强的杀蚜虫活性。