structural analysis. The vanadium atom in these structures has an octahedral coordination environment. Complex 4 has an unexpected structure. Firstly, it contains 3,5-(CF3)2C6H3-bian instead of 3,5-(CF3)2C6H3-mian. Secondly, it has a binuclear structure, in contrast to 3, in which two oxovanadium parts are linked to each other through V=O···V interaction. This interaction is non-covalent in origin
合成并进一步开发了一种新的单亚
氨基
苊酮 3,5-(CF 3 ) 2 C 6 H 3 -mian(配合物2),与已知的单亚
氨基
苊酮 dpp-mian 一起获得
氧化钒(IV)配合物 [VOCl 2 (dpp) -mian)(CH 3 CN)] ( 3 ) 和 [VOCl(3,5-(CF 3 ) 2 C 6 H 3 -bian)(H 2 O)][VOCl 3 (3,5-(CF 3 ) 2 C 6 H 3 -bian)]·2.85
DME ( 4 ) 来自 [VOCl 2 (CH)3 CN) 2 (H 2 O)]( 1 )或[
VCl 3 (THF) 3 ]。所有化合物的结构均使用 X 射线结构分析确定。这些结构中的
钒原子具有八面体配位环境。复合体4具有意想不到的结构。首先,它包含3,5-(CF 3 ) 2 C 6 H 3 -bian 而不是3,5-(CF 3 ) 2 C 6 H 3 -mian。其次