一个锰的二维配位聚合物的合成及其性质(英文) |
Synthesis and Characterization of a Two-dimensional Manganese Coordination Polymer |
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摘要: 本文用2-咪唑乙酸(Hiaa),2,2′-联吡啶,氢氧化钠和六水合高氯酸锰在水和乙醇中反应合成了1个二维配位化合物{[Mn(iaa)(2,2′-bipyridine)(H2O)](ClO4)}n (1)。单晶结构表明化合物1是1个新颖的二维双核锰配位聚合物,锰离子的配位构型为扭曲的八面体。每一个锰离子与3个配体配位,而每个配体与3个锰离子桥连。磁性研究表明1中Mn(Ⅱ)离子间存在弱的反 |
关键词: 锰配合物 配位聚合物 磁性质 晶体结构 |
基金项目: |
Abstract: Slow evaporation of the reaction mixture of ligand 2-(1H-imidazol-1-yl)acetic acid (Hiaa), 2,2′-bipyridine, NaOH, and Mn(ClO4)2·6H2O in water/ethanol affords a complex {[Mn(iaa)(2,2′-bipyridine)(H2O)](ClO4)}n (1). Single crystal structure determination reveals that 1 is a novel two-dimensional dinuclear manganese coordination polymer. The local coordination environment around manganese ions is a distorted octahedron. Every manganese ion coordinates with three ligands, while each ligand acts as a bridge linking three Mn ions. Magnetic studies suggest a weak antiferromagnetic coupling interaction between two Mn(Ⅱ) ions. CCDC: 668269. |
Keywords: manganese complexes coordination polymers magnetic properties crystal structures |
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刘玉娟,左景林,支志明,李一志.一个锰的二维配位聚合物的合成及其性质(英文)[J].无机化学学报,2008,24(4):610-614. |
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