4.5 Article

Phosphorescent cationic iridium(III) complexes with cyclometalating 1H-indazole and 2H-[1,2,3]-triazole ligands

Journal

INORGANICA CHIMICA ACTA
Volume 388, Issue -, Pages 84-87

Publisher

ELSEVIER SCIENCE SA
DOI: 10.1016/j.ica.2012.03.008

Keywords

Iridium; Indazole; [1,2,3]-Triazole; Cyclometalation; Complex; Phosphorescence

Funding

  1. Ministry of Education, Science and Technology through the National Research Foundation of Korea, Department of Material Chemistry, Korea University, Chungnam, Korea [R31-2008-000-10035-0]

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Two new cationic iridium(III) complexes with cyclometalating 1-phenylindazole or 2-phenyl-1,2,3-triazole ligands, [(C boolean AND N)(2)Ir(4,4'-di-tert-butyl-2,2'-dipyridyl)](PF6), exhibit yellow or green phosphorescence with quantum yields and excited state lifetimes of up to 45% and 840 ns in argon-saturated dichloromethane solution at room temperature. (C) 2012 Elsevier B. V. All rights reserved.

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