Photolysis of naphthol green B in aqueous solution. Photoreduction of Fe(III) induced by ligand-to-metal charge transfer excitation

被引:10
|
作者
Kunkely, H [1 ]
Vogler, A [1 ]
机构
[1] Univ Regensburg, Inst Anorgan Chem, D-93040 Regensburg, Germany
关键词
photochemistry; charge transfer; iron complexes; Naphthol Green B;
D O I
10.1515/znb-2003-0914
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The intense long-wavelength absorption of Naphthol Green B at lambda(max) = 712 nm is assigned to a ligand-to-metal charge transfer (MLCT) transition. LMCT excitation of the complex in aqueous solution leads to the reduction of Fe(III) to Fe(II) with a quantum yield of phi = 1.14 x 10(-3) at lambda(irr) = 577 nm.
引用
收藏
页码:922 / 924
页数:3
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