Unsymmetrical triazolyl-naphthyridinyl-pyridine bridged highly active copper complexes supported on reduced graphene oxide and their application in water
作者:Wenkang Hu、Yilin Zhang、Haiyan Zhu、Dongdong Ye、Dawei Wang
DOI:10.1039/c9gc02086a
日期:——
A novel unsymmetrical triazolyl-naphthyridinyl-pyridine ligand was designed and synthesized, and employed in the synthesis of a heterogeneous copper complex on reduced graphene oxide. The resulting copper composite was characterized by scanning electron microscopy (SEM), transmission electron microscopy (TEM), X-ray photoelectron spectroscopy (XPS) and energy dispersive X-ray spectroscopy (EDX). This
设计并合成了一种新型的不对称三唑基-萘啶基-吡啶配体,并将其用于在氧化石墨烯上合成异质铜配合物。通过扫描电子显微镜(SEM),透射电子显微镜(TEM),X射线光电子能谱(XPS)和能量色散X射线能谱(EDX)来表征所得的铜复合材料。该包含不对称三唑基-萘啶基-吡啶(仅0.1mol%)的负载型铜催化剂在水中具有优异的催化活性,并具有良好的再循环性。通过绿色策略在水中成功地合成了各种功能化的喹啉衍生物。其他杂环化合物,例如吡啶,2-(吡啶-2-基)喹啉,1,8-萘啶,5,6-二氢萘[1,2- b在水中以超过80%的产率获得了] [1,8]萘啶和2-(吡啶-2-基)-1,8-萘啶衍生物。机理研究表明,这种转化是通过脱氢,缩合以及转移加氢和脱氢过程而发生的,氘标记实验支持了这一过程。