基于两个取代四甲基环戊二烯基配体的金属羰基化合物的合成及晶体结构 |
Syntheses and Structures of Metal Carbonyl Complexes Based on Two Substituted Tetramethylcyclopentadienyl Ligands |
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摘要: 配体[C5Me4HR][R=4-BrPh(1),(MeC5H3N)CH2(2)]分别与Mo(CO)6,Ru3(CO)12和Fe(CO)5在二甲苯中加热回流,得到了6个双核配合物trans-[η5-C5Me4R]2Mo2(CO)6(3,4),trans-[(η5-C5Me4R)Ru(CO)(μ-CO)]2(5,6)和trans-[η5-(C5Me4R)Fe(CO)(μ-CO)]2(7,8).通过元素分析、红外光谱、核磁共振氢谱对配合物的结构进行了表征,并用X-射线单晶衍射法测定了配合物3,5,6和8的结构. |
关键词: 环戊二烯 金属羰基化合物 X-射线衍射 结构 |
基金项目: 国家自然科学基金(No.21372061),河北省自然科学基金(No.B2013205025,B2014205018),河北师范大学重点基金(No.L2012Z02)资助项目. |
Abstract: Via thermal reactions of the substituted tetramethylcyclopentadienes [C5Me4HR] [R=4-BrPh (1), (MeC5H3N)CH2 (2)] with Mo(CO)6, Ru3(CO)12 and Fe(CO)5, respectively in refluxing xylene, the responding dinuclear metal carbonyl complexes trans-[η5-C5Me4R]2Mo2(CO)6 (3, 4), trans-[(η5-C5Me4R)Ru(CO)(μ-CO)]2 (5, 6), and trans-[η5-(C5Me4R)Fe(CO)(μ-CO)]2 (7, 8) have been obtained. These complexes have been characterized by elemental analysis, IR, and 1H NMR spectra. The crystal structures of 3, 5, 6 and 8 have been determined by X-ray crystallography. CCDC: 934733, 3; 944267, 5; 926404, 6; 926405, 8. |
Keywords: cyclopentadiene metal carbonyl complex X-ray diffraction structure |
投稿时间:2014-07-14 修订日期:2014-11-10 |
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樊冬,马志宏,李素贞,韩占刚,郑学忠,林进.基于两个取代四甲基环戊二烯基配体的金属羰基化合物的合成及晶体结构[J].无机化学学报,2015,31(1):198-204. |
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