高等学校化学学报 ›› 1991, Vol. 12 ›› Issue (12): 1572.

• 研究论文 • 上一篇    下一篇

钴原子簇化合物研究(Ⅳ)--含桥基杂环硫代酰胺基和杂环卡宾的三核钴羰基硫簇合物的合成及表征

刘树堂, 金振兴, 胡襄   

  1. 内蒙古大学化学系, 呼和浩特, 010021
  • 收稿日期:1990-12-14 出版日期:1991-12-24 发布日期:1991-12-24
  • 通讯作者: 刘树堂
  • 基金资助:

    国家自然科学基金

Studies on the Cobalt Clusters(Ⅳ)--The Syntheses and Characterization of Sulfuro-Trinuclear Cobalt Carbonyl Clusters Containing Bridging Heterocyclic Thioamide and Heterocyclic Carbene

Liu Shu-tang, Jin Zhen-xing, Hu Xiang   

  1. Department of Chemistry, Inner Mongolia University, Huhehaote, 010021
  • Received:1990-12-14 Online:1991-12-24 Published:1991-12-24

摘要: 用Co2(CO)3和杂环硫代酰胺SCXCH2CH2NH(X=NH,S,O)反应,得到两类6个新的可能具有手征性的三核钴羰基硫簇合物Co3(CO)73-S)(μ-SCXCH2CH2N)(Ⅰ)和Co3(CO))63-S)(:CXCH2CH2NH)(μ-SCXCH2N)(Ⅱ).Ⅰ和Ⅱ的分子骨架Co3S为四面体结构,其中SCXCH2CH2NH是通过S、N与2个Co键合的3e桥基配体,而:CXCH2CH2NH为2e杂环卡宾配体,对6个簇合物进行了表征,并对反应条件做了初步研究。

关键词: 三核钴羰基硫簇合物, 杂环硫代酰胺, 合成, 结构表征

Abstract: The preparation of two kinds including six new Co3-carbonyl clusters with chiral tetra-hedral Co3S frameworks, containing bridging heterocyclic thioamide and heterocyclic carbene lig-ands is described. The reaction of Co2(CO)8with heterocyclic thioamides SCXCH2CH2NH(X= NH,S,O) yielded products Co3(CO)73-S)(μ-SCXCH2CH2N)(Ⅰ)and Co3(CO)63-S) (2CXCH2CH2NH) (μ--SCXCH2CH2N) (Ⅱ), in which μ-SCXCH2CH2N is a three-electron bridging ligand linked by Sand Nto two cobalts, and: CXCH2CH2NH is a heterocyclic carbene ligand. These six clusters have been characterized by IR, 1HNMR spectra and MS.

Key words: Sulfuro-Trinuclear cobalt carbonyl cluster, Heterocyclic thioamide, Synthesis, Characterization

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