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首页> 外文期刊>Spectrochimica acta, Part A. Molecular and biomolecular spectroscopy >Synthesis, infrared and fluorescence spectra of lanthanide complexes with a new amide-based 1,3,4-oxadiazole derivative
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Synthesis, infrared and fluorescence spectra of lanthanide complexes with a new amide-based 1,3,4-oxadiazole derivative

机译:新型酰胺基1,3,4-恶二唑衍生物与镧系元素配合物的合成,红外光谱和荧光光谱

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摘要

A new amide-based 1,3,4-oxadiazole derivative ligand 2,5-bis[2-(N,N-diethyl-1'-oxopropylamide)phenyl]-1,3,4-oxadiazole (L) and its complexes, Ln(NO3)(3)L (Ln = La, Eu, Gd, Tb, Er), were synthesized. The complexes were characterized by elemental analysis, infrared spectra and conductivity. The lanthanide ions were coordinated by O atoms from C=O. The fluorescence properties of Eu(NO3)(3)L and Tb(NO3)(3)L in the solid state and in different solvents were investigated. Under the excitation of UV light, these complexes exhibit characteristic fluorescence of europium and terbium ions. The solvent factors influencing the fluorescent intensity were discussed. (C) 2007 Elsevier B.V. All rights reserved.
机译:一种新的基于酰胺的1,3,4-恶二唑衍生物配体2,5-双[2-(N,N-二乙基-1'-氧丙酰胺)苯基] -1,3,4-恶二唑(L)及其络合物合成了Ln(NO3)(3)L(Ln = La,Eu,Gd,Tb,Er)。通过元素分析,红外光谱和电导率对配合物进行表征。镧系元素离子由C = O的O原子配位。研究了Eu(NO3)(3)L和Tb(NO3)(3)L在固态和不同溶剂中的荧光性质。在紫外光的激发下,这些络合物表现出characteristic和ter离子的特征荧光。讨论了影响荧光强度的溶剂因素。 (C)2007 Elsevier B.V.保留所有权利。

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