Binuclear CC Cyclometalated Platinum(II) NHC Complexes with Bridging Amidinate Ligands

被引:36
|
作者
Leopold, Hendrik [1 ]
Tenne, Mario [1 ]
Tronnier, Alexander [1 ]
Metz, Stefan [2 ]
Muenster, Ingo [2 ]
Wagenblast, Gerhard [2 ]
Strassner, Thomas [1 ]
机构
[1] Tech Univ Dresden, Phys Organ Chem, D-01069 Dresden, Germany
[2] BASF SE, D-67056 Ludwigshafen, Germany
关键词
amidinates; luminescence; N-heterocyclic carbenes; OLEDs; platinum; PHOTOPHYSICAL PROPERTIES; IRIDIUM(III) COMPLEXES; METAL-COMPLEXES; PHOSPHORESCENCE; EFFICIENCY; LIGHT; PHOTOLUMINESCENCE; MANAGEMENT; GREEN; STATE;
D O I
10.1002/anie.201607075
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Binuclear (CC)-C-boolean AND* cyclometalated NHC platinum(II) compounds with bridging amidinate ligands were synthesized to evaluate their photophysical properties. Their three-dimensional structures were determined by a combination of 2D NMR experiments, mass spectrometry, DFT calculations, and solid-state structure analysis. The bridging amidinate ligands enforce short distances between the platinum centers of the two cyclometalated structures, which gives rise to extraordinary photophysical properties.
引用
收藏
页码:15779 / 15782
页数:4
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