Photoinduced electron transfer in a Watson–Crick base-paired, 2-aminopurine∶uracil-C60 hydrogen bonding conjugate

Francis D'Souza; Suresh Gadde; D.-M. Shafiqul Islam; Siew-Cheng Pang; Amy Lea Schumacher; Melvin E. Zandler; Rumiko Horie; Yasuyaki Araki; Osamu Ito

doi:10.1039/B611217J

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Photoinduced electron transfer in a Watson–Crick base-paired, 2-aminopurine∶uracil-C₆₀ hydrogen bonding conjugate†

Francis D'Souza,*^a Suresh Gadde,^a D.-M. Shafiqul Islam,^b Siew-Cheng Pang,^a Amy Lea Schumacher,^a Melvin E. Zandler,^a Rumiko Horie,^a Yasuyaki Araki^b and Osamu Ito*^b

Author affiliations

* Corresponding authors

^a Department of Chemistry, Wichita State University, 1845 Fairmount, Wichita, KS 67260-0051, USA
E-mail: Francis.DSouza@wichita.edu

^b Institute of Multidisciplinary Research for Advanced Materials, Tohoku University, Katahira, Sendai, Japan
E-mail: ito@tagen.tohoku.ac.jp

Abstract

A fluorescent reporter molecule, 2-aminopurine was self-assembled via Watson–Crick base-pairing to a uracil appended fullerene to form a donor–acceptor conjugate; efficient photoinduced charge separation was confirmed by time-resolved emission and transient absorption spectral studies.

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Supplementary files

Absorption and spectroelectrochemistry data, Benesi–Hildebrand and Job's plots, fluorescence decay and energy level diagram PDF (182K)

Additions and corrections

Correction HTM (2K)

Article information

DOI: https://doi.org/10.1039/B611217J
Article type: Communication
Submitted: 03 Aug 2006
Accepted: 14 Dec 2006
First published: 03 Jan 2007

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Chem. Commun., 2007, 480-482

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Photoinduced electron transfer in a Watson–Crick base-paired, 2-aminopurine∶uracil-C₆₀ hydrogen bonding conjugate

F. D'Souza, S. Gadde, D.-M. S. Islam, S. Pang, A. L. Schumacher, M. E. Zandler, R. Horie, Y. Araki and O. Ito, Chem. Commun., 2007, 480 DOI: 10.1039/B611217J

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