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Homo and heterometallic gold(I) clusters with hypercoordinated carbon
Coordination Chemistry Reviews ( IF 20.3 ) Pub Date : 2017-11-20 , DOI: 10.1016/j.ccr.2017.11.001
Zhen Lei , Quan-Ming Wang

Gold clusters have attracted great interest for a long time, and homo and heterometallic gold clusters with hypercoordinated carbon are particularly interesting. This is due to their novel structures and intriguing physicochemical properties. In this review, recent results concerning homo and heterometallic gold(I) cluster compounds with hypercoordinated carbon are summarized, with emphasis on the rational design of phosphine ligands, synthesis of clusters, structure analysis, photophysical studies and their applications such as light emitters, cellular dyes and chirality sensors. We demonstrate that ligand modification, coordination of secondary metal ions and post-clustering functionalization are useful approaches in the preparation of carbon-centered homo and heterometallic gold clusters. The chemical stability of the cluster is enhanced through the binding between the hypercoordinated carbon and gold atoms. These gold clusters exhibit strong luminescence and are useful in cell imaging and chiral sensing. In addition, combine with ultrafast absorption experiments and quantum chemical calculations, the relationship between structures and properties of carbon-centered homo and heterometallic gold(I) clusters has been revealed.



中文翻译:

具有高配位碳的均质和异金属金(I)团簇

长期以来,金簇引起了人们极大的兴趣,并且碳超配位的均金和异金属金簇尤为有趣。这是由于其新颖的结构和有趣的理化性质。在这篇综述中,总结了有关具有高配位碳的均金属和杂金属金(I)簇化合物的最新研究结果,重点是膦配体的合理设计,簇的合成,结构分析,光物理研究及其应用,例如发光体,细胞染料和手性传感器。我们证明配体修饰,二级金属离子的配位和聚簇后功能化是制备碳中心的均金和异金属金簇的有用方法。通过超配位的碳原子与金原子之间的结合,增强了簇的化学稳定性。这些金簇显示出强发光性,可用于细胞成像和手性传感。此外,结合超快吸收实验和量子化学计算,揭示了以碳为中心的均金和杂金属金(I)团簇的结构与性能之间的关系。

更新日期:2018-06-03
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