Enhancing the electronic coupling in a cyclometalated bisruthenium complex by using the 1,3,6,8-tetra(pyridin-2-yl)carbazole bridge†,10.1039/C3DT50486G

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Enhancing the electronic coupling in a cyclometalated bisruthenium complex by using the 1,3,6,8-tetra(pyridin-2-yl)carbazole bridge†

Wen-Wen Yang,Yu-Wu Zhong,Jiannian Yao

Dalton Transactions Pub Date : 02/26/2013 00:00:00 , DOI:10.1039/C3DT50486G

Abstract

A cyclometalated bisruthenium complex bridged by the 2,7-bisdeprotonated form of 1,3,6,8-tetra(pyridin-2-yl)-9-butyl-9H-carbazole displays appreciably enhanced electronic coupling relative to that with the 5,5′-bisdeprotonated form of 3,3′,5,5′-tetra(pyridin-2-yl)-biphenyl as the bridge.