含羧基的三核钨原子簇化合物的研究——Ⅰ.(Me4N)[W3(μ3-O)(μ-Cl)3(μ-HCOO)3Cl3]的合成和分子结构 |
RESEARCH ON CARBOXYLIC TRITUNGSTEN CLUSTER COMPOUNDS I. SYNTHESIS AND MOLECULAR STRUCTURE OF (Me4N)[W3(μ3-O)(μ-Cl)3(μ-HCOO)3Cl3] |
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摘要: 用两种方法合成了标题化合物。晶体属正交晶系,空间群为Pnma,a=12.043(1),b=11.521(1),c=14.137(2)Å,V=1961.6Å3,Z=4,Dc=3.35g·cm-3,M=989.47,F(000)=1776,μ=194.06cm-1。最终的R因子为0.064。簇阴离子的簇骼为W3OCl3,这是一个缺顶点的类立方烷构型。 |
关键词: 含羧基的三核钨簇合物 合成 晶体结构 |
基金项目: 国家自然科学基金;福建省自然科学基金 |
Abstract: The title compound was prepared by two methods. The crystal belongs to space group Pnma with a= 12.043(1), b= 11.521(1), c= 14.137(2)Å, V=1961.6Å3, Z = 4, Dc=3.35g·cm-3, M = 989.47, F(000)= 1776, n= 194.06cm-1. The structure was refined to a final R = 0.064 for 1266 observed reflections. The cluster anion has a W3OC13 core, which shows an apexdeficient quasicubane configuration. The IR absorption bands in the cluster were assigned. |
Keywords: carboxylic tntungsten cluster compound synthesis crystal structure |
投稿时间:1990-05-10 |
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刘世雄,张斌,黄金陵,黄建全.含羧基的三核钨原子簇化合物的研究——Ⅰ.(Me4N)[W3(μ3-O)(μ-Cl)3(μ-HCOO)3Cl3]的合成和分子结构[J].无机化学学报,1992,8(2):144-148. |
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