ELECTROCATALYTIC OXIDATION OF THIOLS ON A TEMPO MODIFIED ELECTRODE

被引:44
作者
KASHIWAGI, Y [1 ]
OHSAWA, A [1 ]
OSA, T [1 ]
MA, Z [1 ]
BOBBITT, JM [1 ]
机构
[1] UNIV CONNECTICUT, DEPT CHEM, STORRS, CT 06269 USA
关键词
D O I
10.1246/cl.1991.581
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Monothiols were oxidized efficiently and quantitatively to disulfides on graphite felt electrode coated with 4-amino-2,2,6,6-tetramethylpiperidinyl-1-oxyl (4-amino-TEMPO). The 4-amino-TEMPO was immobilized through an amide linkage with poly(acrylic acid). The poly(acrylic acid) was cross-linked with 1,6-diaminohexane, and the residual carboxyl groups were methylated with diazomethane. The electrode was stable and could be used repeatedly.
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页码:581 / 584
页数:4
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