作者:Moosavi-Zare, Ahmad Reza、Najafi, Raha、Goudarziafshar, Hamid
DOI:10.1039/d4ra02339k
日期:——
-(O-vanillinaldimine)][ZnCl2] was prepared by placing a Schiff base zinc(II) complex on a magnetite core and fully characterized by various analyses such as FT-IR, FE-SEM, EDAX, SEM-coupled EDX, TGA, VSM and TEM. The complexes supported on silica-coated magnetite copper ferrite nanoparticles were used as a reusable catalyst for the synthesis of 5-methyl-N,7-diphenyl-4,7-dihydro-[1,2,4]triazolo[1,5-a]
纳米-[CuFe 2 O 4 @SiO 2 /丙基-1-( O-香草醛亚胺)][ZnCl 2 ]通过将希夫碱锌( II )配合物置于磁铁矿核上制备,并通过各种分析(例如FT)进行充分表征-IR、FE-SEM、EDAX、SEM 耦合 EDX、TGA、VSM 和 TEM。负载在二氧化硅包覆磁铁矿铜铁氧体纳米颗粒上的配合物用作可重复使用的催化剂,用于合成5-甲基-N ,7-二苯基-4,7-二氢-[1,2,4]三唑并[1,5- a ]嘧啶-6-甲酰胺在各种醛、乙酰乙酰苯胺和3-氨基-1,2,4-三唑在60℃、无溶剂条件下的反应中产生40%至96%的产率。锌络合物可以将其结构从四面体改变为方形平面并催化反应。一些含有苄氧基部分的产品是新的,并且是首次报道。