Synthesis, crystal structure, insecticidal activity and DFT study on the geometry and vibration of O-(E)-1-{1-[(6-chloropyridin-3-yl)methyl]-5-methyl-1H-1,2,3-triazol-4-yl}ethyleneamino-O-ethyl-O-phenylphosphorothioate
作者:De-Qing Shi、Xiao-Fei Zhu、Yuan-Zhi Song
DOI:10.1016/j.saa.2008.02.045
日期:2008.12
The title compound, O-(E)-1-1-[(6-chloropyridin-3-yl)methyl]-5-methyl-1H-1,2,3-triazol-4-yl}ethyleneamino-O-ethyl-O-phenylphosphorothioate, has been synthesized via the condensation reaction of 1-1-[(6-chloropyridin-3-yl)methyl]-5-methyl-1H-1,2,3-triazol-4-yl}ethanone oxime and O-ethyl-O-phenylphosphorochloridothioate in the presence of NaOH powder in refluxing EtOH. Its structure was characterized
标题化合物,O-(E)-1- 1-[((6-氯吡啶-3-基)甲基] -5-甲基-1 H -1,2,3-三唑-4-基}亚乙基氨基-O -乙基-O-苯基硫代磷酸酯,是通过1- 1-[(6-氯吡啶基-3-基)甲基] -5-甲基-1 H -1,2,3-三唑-4-的缩合反应合成的在回流的EtOH中,在NaOH粉末存在下,乙}乙酮肟和O-乙基-O-苯基磷酰氯硫代硫酸盐。其结构的特点是11 H NMR,FTIR,拉曼光谱,元素分析和X射线单晶衍射。初步生物测定的结果表明标题化合物显示出良好的杀虫活性。通过使用Becke-Lee-Yang-Parr的三参数混合功能(B3LYP)方法在6-31G **和6-31G *基础集上进行了标题化合物的密度泛函(DFT)计算。计算结果表明,预测的几何形状可以很好地再现结构参数。以相同水平计算标题化合物的振动波数。分配了预测的振动频率,并将其与实验IR和拉曼光谱进行比较,并且它们相互支持。