Inorganic-organic hybrid polyoxometalate: Preparation, characterization and electrochemistry properties

被引:55
作者
Han, ZG [1 ]
Zhao, YL [1 ]
Peng, J [1 ]
Tian, AX [1 ]
Feng, YH [1 ]
Liu, Q [1 ]
机构
[1] NE Normal Univ, Fac Chem, Changchun 130024, Jilin, Peoples R China
基金
中国国家自然科学基金;
关键词
inorganic-organic hybrid; polyoxometalate; electrochemistry; carbon paste electrode; electrocatalysis;
D O I
10.1016/j.jssc.2005.02.006
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The solid hybrid material (H(3/4)pbpy)(4)[PMo12O40] center dot 1.25H(2)O (1) (pbpy = 5-phenyl-2-(4-pyridinyl)pyridine) has been prepared and characterized. A structural feature of compound 1 is that the polyoxometalate anions exhibit a one-dimensional inorganic double chain-like structure via weak interactions of O...O. The organic moiety exhibits regular packing with offset aromatic-aromatic interactions between the pbpys, leading to a compact supramolecular framework structure to accommodate the inorganic chains. Compound 1 was employed to fabricate the three-dimensional bulk-modified carbon paste electrode (1-CPE) to research on its electrochemistry properties. The results indicate that 1 retained Keggin molybdate anion electrocatalytic activities toward the reduction of chlorate, hydrogen peroxide and nitrite. (c) 2005 Elsevier Inc. All rights reserved.
引用
收藏
页码:1386 / 1394
页数:9
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