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化学学报
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化学学报 ›› 2006, Vol. 64 ›› Issue (11): 1200-1204. 上一篇    下一篇

研究简报

一种新颖酰基硫脲金属簇合物的合成与晶体结构

张有明，杨莉梓，林奇，魏太保*   

  1. (西北师范大学化学化工学院 甘肃省高分子材料重点实验室 兰州 730070)
  • 投稿日期:2005-09-07 修回日期:2006-02-22 发布日期:2006-06-15
  • 通讯作者: 魏太保

Synthesis and Crystal Structure of a Novel Acylthiourea Metal Cluster

ZHANG You-Ming, YANG Li-Zi, LIN Qi, WEI Tai-Bao*   

  1. (Gansu Key Laboratory of Polymer Materials, College of Chemistry and Chemical Engineering,
    Northwest Normal University, Lanzhou 730070)
  • Received:2005-09-07 Revised:2006-02-22 Published:2006-06-15
  • Contact: WEI Tai-Bao

PDF

858

被引次数

10

报道了一种新型酰基硫脲金属簇合物[Cu6(HL)6] (HL＝N-乙氧羰基-N'-4-氟苯基硫脲)的合成和晶体结构. 对化合物用元素分析、红外光谱、核磁共振谱、差热-热重分析确定了配合物的组成, 并经X射线单晶衍射法确定了其单晶结构. 晶体结构表明, 该化合物属于三斜晶系, 空间群, a＝1.2508(11) nm, b＝1.3011(11) nm, c＝1.4686(12) nm, a＝102.401(14)°, β＝97.859(2)°, γ＝114.700(13)°, V＝2.051(3) nm3, Z＝1, Dc＝1.687 Mg/m3. 标题化合物是由六个铜离子和六个硫脲配体组成的笼状金属簇合物, 每一个硫脲配体上与乙氧酰基相连的氮原子与铜进行配位, 并且配体上硫羰基上的硫原子与铜也发生配位作用, 使它们互相连接形成畸变的多面体结构.

关键词: 硫脲, 簇合物, 晶体结构

The title compound [Cu6(HL)6] (HL＝N-ethoxycarbonyl-N'-(4-fluorophenyl)-thiourea) was synthesized from L and Cu(NO3)2•3H2O in ethanol, and characterized by elemental analysis, IR, 1H NMR, thermogravimetry and differential thermal analysis with its crystal structure determined by X-ray single crystal diffraction. The crystal of compound belongs to triclinic system with space group and parameters: a＝1.2508(11) nm, b＝1.3011(11) nm, c＝1.4686(12) nm, α＝102.401(14)°, β＝97.859(2)°, γ＝114.700(13)°, V＝2.051(3) nm3, Z＝1, Dc＝1.687 Mg/m3. The title compund is a cage shaped metal cluster consisting of six copper(II) and six thiourea ligands.

Key words: thiourea, cluster, crystal structure