High-spin Schiff-base dinuclear iron(III) complexes bridged by N-oxide ligands

被引:18
|
作者
Nemec, Ivan [1 ]
Boca, Roman [1 ]
Gembicky, Milan [2 ]
Dlhan, Lubor [1 ]
Herchel, Radovan [3 ]
Renz, Franz [4 ]
机构
[1] Slovak Tech Univ, Inst Inorgan Chem FCHPT, SK-81237 Bratislava, Slovakia
[2] SUNY Buffalo, Dept Chem, Buffalo, NY 14260 USA
[3] Palacky Univ, Dept Inorgan Chem, CZ-77147 Olomouc, Czech Republic
[4] Leibniz Univ Hannover, Inst Inorgan Chem, D-30167 Hannover, Germany
关键词
Schiff-base ligands; N-oxide ligands; Iron(III) complex; Structure; Magnetism; Mossbauer spectroscopy; CROSSOVER; CHLORIDE;
D O I
10.1016/j.ica.2009.06.057
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Synthesis and structure of dinuclear complexes [{Fe-III(L-5)}b{Fe-III(L-5)}](BPh4)(2), where L-5 is a pentadentate Schiff-base ligand, b is a bidentate N-oxide bridging ligand based on bipyridine, is reported. Magnetic behavior is investigated in terms of the magnetic susceptibility, magnetization, and Mossbauer spectroscopy revealing that the complexes are high-spin over the whole temperature region. (C) 2009 Elsevier B. V. All rights reserved.
引用
收藏
页码:4754 / 4759
页数:6
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