ELECTROCHEMISTRY OF THE [CU(HDPA)2]2+/+ COUPLE (HDPA = DI-2-PYRIDYLAMINE)

被引:16
作者
CINQUANTINI, A [1 ]
OPROMOLLA, G [1 ]
ZANELLO, P [1 ]
机构
[1] UNIV SIENA,DIPARTMENTO CHIM,PIAN MANTELLINI 44,I-53100 SIENNA,ITALY
来源
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS | 1991年 / 11期
关键词
D O I
10.1039/dt9910003161
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The redox potential of the [Cu(Hdpa)2]2+/+ couple (Hdpa = di-2-pyridylamine) has been determined and the associated structural changes correlated with the kinetic parameters for the copper(II)/copper(I) electron transfer. In accordance with the prediction that one-electron reduction of copper(II) complexes of unusual tetrahedral geometry to the corresponding, usually tetrahedral, copper(I) congeners is thermodynamically favoured, the [Cu(Hdpa)2]2+/+ reduction occurs, in poorly co-ordinating nitro-methane solution, at E-degrees' = + 0.19 V (vs. saturated calomel electrode).
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页码:3161 / 3163
页数:3
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