Synthesis, Crystal Structure, and Properties of Two 2D Lamella Coordination Polymers Generated from Unsymmetrically Carboxylate Bridging Ligand

被引:7
作者
Li, Xiao-Ling [1 ]
Liu, Guang-Zhen [1 ]
Xin, Ling-Yun [1 ]
Li, Gui-Lian [1 ]
机构
[1] Luoyang Normal Univ, Coll Chem & Chem Engn, Luoyang 471022, Peoples R China
基金
中国国家自然科学基金;
关键词
2D layer; 5-ethyl-pyridine-2; 3-dicarboxylic acid; homophthalic acid; magnetic property; METAL-ORGANIC FRAMEWORKS; GUEST ADSORPTION; MODULATION; SHRINKING; UNITS; LAYER;
D O I
10.1080/15533174.2013.769595
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Self-assembly between simple unsymmetrical ligands, such as h(2)epda (5-ethyl-pyridine-2,3-dcarboxylic acid) and H(2)hmph(homophthalic acid) and two transition metals produce two new 2D lamella coordination polymers [Cu(hedpa)(2)](n) 1 and [Co(hmph)(bpe)](n) 2 (bpe = 1,2-di(4-pyridyl)ethylene), respectively. The 2D lamella structure of 2 features hmph-bridged binuclear cobalt(II) chains joined by less flexible trans-bpe ligands, whereas the 2D layer of 1 manifests that unsymmetrical ligand h(2)epda directly bridges mononuclear copper(II) running along the bc plane. The thermogravimetric (TG) reveal that both compounds are stable. Magnetic measurements show that complex 2 exhibits global metamagnetic behaviors.
引用
收藏
页码:914 / 920
页数:7
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