双节的
金属有机骨架
热重分析
双功能
配体(生物化学)
结晶学
化学
间苯二甲酸
小型商用车
拓扑(电路)
类金刚石
材料科学
吸附
分子
物理化学
有机化学
催化作用
聚酯纤维
受体
组合数学
相图
生物化学
相(物质)
对苯二甲酸
数学
作者
Shunlin Zhang,Sheng Gao,Xin Wang,Xin He,Jing Zhao,Dunru Zhu
出处
期刊:Acta Crystallographica Section B: Structural Science, Crystal Engineering and Materials
[Wiley]
日期:2019-11-12
卷期号:75 (6): 1060-1068
被引量:6
标识
DOI:10.1107/s2052520619013209
摘要
Bifunctional ligands containing both carboxylic and sulfonate groups can adopt versatile coordination modes to produce novel metal–organic frameworks (MOFs) with high-dimensional networks and interesting topologies. Using 2,2′-disulfonylbiphenyl-4,4′-dicarboxylic acid (H 4 L ) as a linker and 4,4′-bipyridine (4,4′-bpy) as a co-ligand, two novel 3D Cu II MOFs, {[Cu 2 ( L )(4,4′-bpy) 2.5 (H 2 O)]·1.7H 2 O} n , (1), and {[Cu 2 ( L )(4,4′-bpy) 2 ]·DMA·3H 2 O} n , (2), have been synthesized and structurally characterized by X-ray crystallography (DMA is N , N -dimethylacetamide). MOF (1) shows an unprecedented trinodal 4,4,5-connected topology network with the Schläfli symbol (4.6 2 .7 3 )(4 3 .6 5 .7.8)(6.7 3 .8.10), while MOF (2) indicates a binodal 4,6-connected fsc network with the Schläfli symbol (4 4 .6 10 .8)(4 4 .6 2 ). MOFs (1) and (2) were further characterized by elemental analysis, IR spectroscopy, powder X-ray diffraction and thermogravimetric analysis. MOF (1) shows a high water and chemical stability. The proton conductivity of (1) and CO 2 adsorption of (2) were also investigated.
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