A redox-switchable catalyst with an 'unplugged' redox tag

被引:9
作者
Gutierrez-Pena, Cristian L. [1 ]
Poyatos, Macarena [1 ]
Peris, Eduardo [1 ]
机构
[1] Univ Jaume 1, Inst Adv Mat INAM, Ctr Innovac Quim Avanzada ORFEO CINQA, Av Vicente Sos Baynat S-N, Castellon de La Plana 12071, Spain
关键词
N-HETEROCYCLIC CARBENES; NON-INNOCENT LIGANDS; COMPLEXES; CYCLIZATION; REACTIVITY; IRIDIUM; RHODIUM; COORDINATION; ALCOHOLS; ACIDS;
D O I
10.1039/d2cc02497g
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Two bis-(propyl-imidazolium)-napthalenediimide (NDI) salts were prepared and used as N-heterocyclic carbene (NHC) precursors for the preparation of dimetallic complexes of rhodium and iridium. Infrared spectroelectrochemical studies indicate that the metals are sensitive to changes in the electronic state of the NDI moiety. The catalytic behavior of the rhodium and iridium complexes was tested in the cycloisomerization of alkynoic acids, where the complexes showed effective redox-switching properties.
引用
收藏
页码:10564 / 10567
页数:4
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