Synthesis and Structural Characterization of Neutral Hexacoordinate Silicon(IV) Complexes with SiO2N4 Skeletons

被引:13
|
作者
Metz, Stefan [1 ]
Burschka, Christian [1 ]
Tacke, Reinhold [1 ]
机构
[1] Univ Wurzburg, Inst Anorgan Chem, D-97074 Wurzburg, Germany
关键词
coordination chemistry; hexacoordination; N; O ligands; silicon; X-ray diffraction; LIGAND SYSTEM; COORDINATION; STEREOCHEMISTRY; DIANION;
D O I
10.1002/asia.200800405
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A series of novel neutral hexacoordinate silicon(IV) complexes with SiO2N4 skeletons (compounds 4-8) was synthesized and structurally characterized by single-crystal X-ray diffraction and solid-state NMR spectroscopy (C-13, N-15, Si-29). The silicon(IV) complexes each contain two bidentate monoanionic O,N Schiff base ligands and two cyanato-N or thiocyanato-N ligands. Compounds 4-8 were prepared from Si(NCO)(4) or Si(NCS)(4), whereby the complex formation involved some unexpected chemical transformations of the ligands.
引用
收藏
页码:581 / 586
页数:6
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