钛配合物Cp2TiL,Cp2Ti2Cl2(μ-O)和Cp4Ti4Cl4(μ-O)4的合成与晶体结构研究(Cp=η5-C5H5,L=2,6-吡啶二羧酸盐)
Synthesis and Crystal Structures of Titanium Complexes: Cp2TiL,Cp2Ti2Cl2(μ-O) and Cp4Ti4Cl4(μ-O)4(Cp=η5-C5H5, L=2,6-dipicolinate)
作者单位
任春霞 复旦大学化学系上海市分子催化及创新材料重点实验室上海 200433 
陈凤太 复旦大学化学系上海市分子催化及创新材料重点实验室上海 200433 
金国新 复旦大学化学系上海市分子催化及创新材料重点实验室上海 200433 
摘要: 利用溶剂热的方法将Cp2TiCl2(Cp=η5-C5H5)与2,6-吡啶二羧酸钠(L)反应,不同的反应时间得到了2个具有不同晶体空间群的化合物Cp2TiL(1a1b),而在常温或低温下,Cp2TiCl2或CpTiCl3同羧酸盐或亚胺反应却得到了双核或四核氧桥联的钛化合物。
关键词: 钛配合物  合成  晶体结构
基金项目: 
Abstract: Four titanium complexes of Cp2TiL (1a and 1b), Cp2Ti2Cl2( μ-O) (2), Cp4Ti4Cl4( μ-O)4 (3) (Cp=η5-C5H5, L=2,6-dipicolinate) have been synthesized and structurally characterized by X-ray diffraction single crystal structural analysis. The crystal structure of complex 1a has the same chemical formula and different space group with that of complex of 1b. The molecule of 2 or 3 has a dimeric or tetrameric structure connected by a μ-O ligand, respectively, and the titanium atoms are surrounded by one Cl atom and one O atom. CCDC: 609318, 1a; 609319, 1b; 609320, 2; 609321, 3.
Keywords: titanium complex  synthesis  crystal structure
 
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任春霞,陈凤太,金国新.钛配合物Cp2TiL,Cp2Ti2Cl2(μ-O)和Cp4Ti4Cl4(μ-O)4的合成与晶体结构研究(Cp=η5-C5H5,L=2,6-吡啶二羧酸盐)[J].无机化学学报,2006,22(8):1473-1478.
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