The photoinduced long-lived charge-separated state of Ru(bpy)3–methylviologen with cucurbit[8]uril in aqueous solution

Shiguo Sun; Rong Zhang; Samir Andersson; Jingxi Pan; Björn Åkermark; Licheng Sun

doi:10.1039/B609015J

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The photoinduced long-lived charge-separated state of Ru(bpy)₃–methylviologen with cucurbit[8]uril in aqueous solution†

Shiguo Sun,^a Rong Zhang,^b Samir Andersson,^a Jingxi Pan,^b Björn Åkermark^c and Licheng Sun*^a

Author affiliations

* Corresponding authors

^a Department of Chemistry, Organic Chemistry, Royal Institute of Technology (KTH), Teknikringen 30, Sweden
E-mail: lichengs@kth.se
Fax: +46 8 7912333

^b State Key Laboratory of Fine Chemicals, DUT–KTH Joint Education and Research Center on Molecular Devices, Dalian University of Technology (DUT), ZhongShan Road 158-40, China

^c Department of Organic Chemistry, Arrhenius Laboratory, Stockholm University, Sweden

Abstract

A stable 1 : 1 inclusion complex of Ru(bpy)₃–MV²⁺ with cucurbit[8]uril (CB[8]) is formed in aqueous solution; upon light irradiation, a long lived (τ ∼ 2 µs) charge-separated state Ru³⁺–MV^+˙–CB[8] is observed.

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Supplementary files

Details of ¹H NMR, cyclic voltammetry for the 1 : 1 inclusion complex and the transient absorption of the molecular dyad alone in aqueous solution PDF (179K)

Article information

DOI: https://doi.org/10.1039/B609015J
Article type: Communication
Submitted: 26 Jun 2006
Accepted: 01 Aug 2006
First published: 24 Aug 2006

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Chem. Commun., 2006, 4195-4197

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The photoinduced long-lived charge-separated state of Ru(bpy)₃–methylviologen with cucurbit[8]uril in aqueous solution

S. Sun, R. Zhang, S. Andersson, J. Pan, B. Åkermark and L. Sun, Chem. Commun., 2006, 4195 DOI: 10.1039/B609015J

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