FE(NCME)(3)(2+) COMPLEXES OF CHIRAL TRIPOD LIGANDS BEARING 3 DIFFERENT DONOR GROUPS - DYNAMICS AND STRUCTURE

被引:32
作者
HEIDEL, H [1 ]
SCHERER, J [1 ]
ASAM, A [1 ]
HUTTNER, G [1 ]
WALTER, O [1 ]
ZSOLNAI, L [1 ]
机构
[1] UNIV HEIDELBERG,INST ANORGAN CHEM,D-69120 HEIDELBERG,GERMANY
关键词
TRIPODAL LIGANDS; CHIRAL; IRON TRIS(ACETONITRILE) TRIPOD COMPLEXES; CHIRAL TRIPHOSPHANES; CONFORMATIONAL ANALYSIS; LIGAND EXCHANGE;
D O I
10.1002/cber.19951280314
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Chiral tripod ligands [tripod = CH3C(CH(2)PR(2))(CH(2)PR(2)')(CH2-PR(2) ''), 1a-d] with three different donor groups react with Fe(NCMe)(6)(BF4)(2) to yield the complexes tripodFe(NC-Me)(3)(BF4)(2) (2a-d). These complexes show an idealized octahedral coordination based on a facial coordination of the triPod ligand, The asymmetry of the chiral tripod ligands 1a-d induces a differentiation of the remaining coordination sites at iron. The structure and the dynamic behaviour of the compounds 2a, b is elucidated by X-ray structural analyses and 2D-NMR techniques.-
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页码:293 / 301
页数:9
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