化学学报 ›› 1988, Vol. 46 ›› Issue (7): 674-678. 上一篇    下一篇

研究论文

1,1'-[四甲基二硅撑]二环戊二烯基二氯化钛的合成与结构

王瑛;徐善生;周秀中;王如骥;姚心侃   

  1. 南开大学化学系;南开大学测试计算中心
  • 发布日期:1988-07-15

Synthesis and structure of 1,1'-(tetramethyldisilandiyl)-dicyclopentadienyl titanium dichloride

WANG YING;XU SHANSHENG;ZHOU XIUZHONG;WANG RUJI;YAO XINKAN   

  • Published:1988-07-15

以1,2-二氯四甲基二硅烷相继与环戊二烯基钠、正丁基锂和四氯化钛作用合成了标题化合物[(Me)2Si]2(C5H4)2TiCl2. 通过元素分析、紫外光谱、^1H核磁谱、质谱的测定, 证明其结构与预见相符, 并进行了X射线结构分析, 确证了其分子结构. 该晶体属地单斜晶系. 测定所得键长、键角值与三个碳原子桥连的类似物(CH2)3(C5H4)2TiCl2中的对应值相近.

关键词: 紫外分光光度法, 晶体结构测定, 钠化合物, 分子结构, X射线衍射分析, 环戊二烯, 质子磁共振谱法, 丁基锂, 金属茂络合物, 钛络合物

The title compound was obtained from the reaction of 1,2-dichlorotetramethyldisilane with cyclopentadienylsodium, BuLi, and TiCl4 in series in one pot. Its structure was established by elemental anal., 1H NMR, UV, mass spectroscopy, and confirmed by x-ray diffraction. The crystal is monoclinic.

Key words: ULTRAVIOLET SPECTROPHOTOMETRY, CRYSTAL STRUCTURE DETERMINATION, SODIUM COMPOUNDS, MOLECULAR STRUCTURE, X-RAY DIFFRACTION ANALYSIS, CYCLOPENTADIENE, PROTON MAGNETIC RESONANCE SPECTROMETRY, BUTYLLITHIUM, METALLOCENES, TITANIUM COMPLEX

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