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以1,2,4,5-苯四甲酸或1,2,3,4-丁烷四羧酸为配体的金属有机框架的合成、表征及性质
引用本文:郭征楠,刘峥,魏席,唐群,黎焕林.以1,2,4,5-苯四甲酸或1,2,3,4-丁烷四羧酸为配体的金属有机框架的合成、表征及性质[J].无机化学学报,2016,32(1):9-17.
作者姓名:郭征楠  刘峥  魏席  唐群  黎焕林
作者单位:广西电磁化学功能物质重点实验室, 桂林 541004;桂林理工大学化学与生物工程学院, 桂林 541004,广西电磁化学功能物质重点实验室, 桂林 541004;桂林理工大学化学与生物工程学院, 桂林 541004,广西电磁化学功能物质重点实验室, 桂林 541004;桂林理工大学化学与生物工程学院, 桂林 541004,广西电磁化学功能物质重点实验室, 桂林 541004;桂林理工大学化学与生物工程学院, 桂林 541004,广西电磁化学功能物质重点实验室, 桂林 541004;桂林理工大学化学与生物工程学院, 桂林 541004
基金项目:国家自然科学基金(No.21266006)和广西自然科学基金(No.2012GXNSFAA053034)资助项目。
摘    要:以1,2,4,5-苯四甲酸(H_4BETA)与1,2,3,4-丁烷四羧酸(H_4BTCA)为有机配体,采用溶剂热法,成功合成了3个金属有机框架(Metal-Organic Frameworks,MOFs):{Co_5(BETA)_2(OH)_2(H_2O)_2]·10H_2O}_n(1)、{Zn_5(BETA)_2(OH)_2(H_2O)_2]·10H_2O}_n(2)和{Mn_2(BTCA)(H_2O)_3]·H_2O}_n(3),并利用X射线单晶衍射、红外光谱(IR)、荧光光谱(PL)和热重分析(TG/DTG)等测试手段对其进行了表征。单晶结构研究表明3个MOFs均属于单斜晶系,P21/n空间群;框架1和2都是由1,2,4,5-苯四甲酸与五核的金属簇连接形成三维框架结构,沿a轴方向具有一维孔道结构,孔径大小为0.990 nm×1.307 nm;框架3是由1,2,3,4-丁烷四羧酸与Mn~(2+)连接形成4,8-c网络的三维框架结构。

关 键 词:金属有机框架  羧酸配体  合成  性质
收稿时间:2015/7/28 0:00:00
修稿时间:2015/11/16 0:00:00

Syntheses, Characterization and Properties of Metal-Organic Frameworks based on 1,2,4,5- Benzene Tetracarboxylic Acid or 1,2,4,5-Butane Tetracarboxylic Acid
GUO Zheng-Nan,LIU Zheng,WEI Xi,TANG Qun and LI Huan-Lin.Syntheses, Characterization and Properties of Metal-Organic Frameworks based on 1,2,4,5- Benzene Tetracarboxylic Acid or 1,2,4,5-Butane Tetracarboxylic Acid[J].Chinese Journal of Inorganic Chemistry,2016,32(1):9-17.
Authors:GUO Zheng-Nan  LIU Zheng  WEI Xi  TANG Qun and LI Huan-Lin
Institution:Guangxi Key Laboratory of Electrochemical and Magneto-Chemical Functional Materials, Guilin, Guangxi 541004, China;College of Chemical And Biological Engineering, Guilin University Of Technology, Guilin, Guangxi 541004, China,Guangxi Key Laboratory of Electrochemical and Magneto-Chemical Functional Materials, Guilin, Guangxi 541004, China;College of Chemical And Biological Engineering, Guilin University Of Technology, Guilin, Guangxi 541004, China,Guangxi Key Laboratory of Electrochemical and Magneto-Chemical Functional Materials, Guilin, Guangxi 541004, China;College of Chemical And Biological Engineering, Guilin University Of Technology, Guilin, Guangxi 541004, China,Guangxi Key Laboratory of Electrochemical and Magneto-Chemical Functional Materials, Guilin, Guangxi 541004, China;College of Chemical And Biological Engineering, Guilin University Of Technology, Guilin, Guangxi 541004, China and Guangxi Key Laboratory of Electrochemical and Magneto-Chemical Functional Materials, Guilin, Guangxi 541004, China;College of Chemical And Biological Engineering, Guilin University Of Technology, Guilin, Guangxi 541004, China
Abstract:Three Metal-Organic Frameworks (MOFs) materials, namely, {Co5(BETA)2(OH)2(H2O)2]·10H2O}n(1), {Zn5(BETA)2(OH)2(H2O)2]·10H2O}n(2) and {Mn2(BTCA)(H2O)3]·H2O}n (3), (H4BETA=1,2,4,5-benzene tetracarboxylic acid; H4BTCA=1,2,4,5-butane tetracarboxylic acid), have been solvothermally synthesized, and characterized by X-ray single crystal diffraction, IR spectrum, PL spectrum, and TG/DTG analyses. The results show that the three MOFs belong to monoclinic system, space group P21/n. Five-nuclear metal clusters in compound 1 and 2 are linked by BETA4- ligand to form 3D framework structure, and produce 1D channel with the pore size of 0.990 nm×1.307 nm along the a axis. The framework of compound 3 is consisted of Mn2+ ions with BTCA 4- ligands forming 4,8-c network.
Keywords:MOFs  carboxylate ligand  synthesis  property
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