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Synthesis and Characterization of Bridged Cyclopentadienyl Rare Earths Complexes(C5H4CH2CH2C5H4)LnCl·THF(Ln=Nd,Gd,Yb)
Author(s): Jia Huifang, Qi Minhua
Pages: 280-
281
Year: 2011
Issue:
6
Journal: Guangdong Chemical Industry
Keyword: 桥联茂基; 稀土配合物; 合成; 表征;
Abstract: 文章研究了新型二甲撑桥联茂基稀土氯化物的合成,首先通过环戊二烯钠与1,2-二溴乙烷在四氢呋喃中发生反应形成二甲撑桥联环戊二烯,随后二甲撑桥联环戊二烯与金属钠作用使其转化成二甲撑桥联环戊二烯二钠盐,无水三氯化稀土LnCl3(Ln=Nd,Gd,Yb)与二甲撑桥联环戊二烯二钠盐NaC5H4CH2CH2C5H4Na以1∶1摩尔比在四氢呋喃溶液中反应得到新型二甲撑桥联环戊二烯基稀土氯化物(C5H4CH2CH2C5H4)LnCl.THF(Ln=Nd,Gd,Yb),产物经元素分析和红外分析的表。
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