基于3,4',5-联苯三羧酸构筑的钕配合物的合成、结构、荧光、光催化及磁性质 |
Synthesis, Structure, Luminescence, Photocatalytic and Magnetic Properties of a Neodymium Complex Constructed from Biphenyl-3,4',5-tricarboxylic Acid |
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摘要: 采用NdCl3·6H2O和3,4',5-联苯三羧酸(H3bpt)为原料在DMF/H2O混合溶剂热条件下合成得到一个三维钕配合物{[Nd (bpt)(DMF)(H2O)]·2H2O}n(1),并通过红外光谱、元素分析、单晶及粉末X射线衍射表征了配合物1的结构。单晶衍射结果表明,配合物1具有(5,5)-连接的三维结构,拓扑符号为(44·63·83)(48 62)。此外,对配合物1的热稳定性、荧光性质、光催化降解染料及磁性质进行了详细研究。 |
关键词: 钕金属有机框架 3,4',5-联苯三羧酸 晶体结构 荧光 光催化 磁性质 |
基金项目: 国家自然科学基金(No.21671124)、山西省1331工程重点创新研究团队和山西省自然科学基金(No.201701D121039)资助。 |
Abstract: A Nd3+ MOF, namely {[Nd(bpt)(DMF)(H2O)]·2H2O}n (1) (H3bpt=biphenyl-3,4',5-tricarboxylic acid, DMF=N,N-dimethylformamide), has been obtained by the self-assemble reaction of NdCl3·6H2O and H3bpt ligand under solvothermal conditions (DMF/H2O). Complex 1 was characterized by means of elemental analysis, infrared spectroscopy, powder X-ray diffraction and single-crystal X-ray diffraction analyses. Single-crystal X-ray structural analysis reveals that complex 1 displays three-dimensional frameworks featuring a (5,5)-connected topological network with the point symbol of 44·63·83)(48 62). In addition, the thermal stability, luminescent properties, photocatalytic behaviour, and magnetic property of complex 1 were also investigated in detail in the solid state. |
Keywords: Nd3+ metal-organic framework biphenyl-3,4',5-tricarboxylic acid crystal structure luminescence photocatalysis magnetism |
投稿时间:2021-02-19 修订日期:2021-07-15 |
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郑欢,焦媛,冯思思.基于3,4',5-联苯三羧酸构筑的钕配合物的合成、结构、荧光、光催化及磁性质[J].无机化学学报,2021,37(9):1691-1699. |
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