POLYRADICALS - SYNTHETIC STRATEGIES AND CHARACTERIZATION

被引:7
作者
CRAYSTON, JA [1 ]
IRAQI, A [1 ]
MALLON, P [1 ]
WALTON, JC [1 ]
TUNSTALL, DP [1 ]
机构
[1] UNIV ST ANDREWS, DEPT PHYS, ST ANDREWS KY16 9ST, FIFE, SCOTLAND
关键词
D O I
10.1016/0379-6779(93)90166-T
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Synthetic routes to polyradicals are briefly reviewed; in addition the synthesis and electrochemical characterization of a novel anthraquinone derivatized thiophene monomer, 1-[4-(3-thienyl)butyl]2-anthraquinone carboxylate (I) is discussed. This monomer may be electropolymerized onto Pt in CH2Cl2 by successively more anodic potential sweeps from 0.0V, finally reaching a steady growth at a limit of +2.OV vs Ag+/0. The voltammogram of the resulting conducting polymer displays a polymer waves at Ep(a) + 1.0 and Ep(c) + 0.84V, and quinone waves at E0' = -0.80 and -1.24V vs Ag.+/0 The polymer is active towards O2 reduction in pH7 buffered aqueous solution.
引用
收藏
页码:867 / 872
页数:6
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