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机构地区:[1]南京工业大学生物与制药工程学院材料化学工程国家重点实验室,南京210009
出 处:《化学进展》2010年第2期433-439,共7页Progress in Chemistry
基 金:国家重点基础研究发展计划(973)项目(No.2007CB714305)资助
摘 要:强亲核性的N-杂环卡宾(N-heterocyclic carbenes,NHC)是近年来研究最为活跃的一类小分子有机催化剂。本文综述了NHC-CO2的合成方法和NHC-CO2参与的4类重要反应。探讨了NHC-CO2作为NHC转移试剂参与的配位反应;作为CO2转移试剂和催化剂调控的CO2固定和碳酸酯合成;作为羧基配体与过渡金属配位;作为潜在的NHC催化剂催化环状单体开环聚合反应等应用。最后,展望了其发展前景。The nucleophilic N-heterocyclic carbene (NHC) has emerged as a hot topic as organocatalyst in recent years. The two preparation methods and four important reactions are reviewed in this paper. The applications of N-heterocyclic carbene/CO2 adducts in metal coordination as NHC transfer reagents, in CO2 fixation and carbonate synthesis as catalysts and CO2 transfer reagents,in transition metal complexation as carboxylato-ligands, and as latent NHC in catalyzing ring-opening polymerization of cyclic monomers are summarized. The potential development of the research and application of NHC-CO2 is discussed.
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