Coumarin-derivative-based off–on catalytic chemodosimeter for Cu2+ ions

Mi Hee Kim; Hyun Hye Jang; Sujung Yi; Suk-Kyu Chang; Min Su Han

doi:10.1039/B908638B

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Coumarin-derivative-based off–on catalytic chemodosimeter for Cu²⁺ ions†

Mi Hee Kim,^a Hyun Hye Jang,^a Sujung Yi,^a Suk-Kyu Chang^a and Min Su Han*^a

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* Corresponding authors

^a Department of Chemistry, Chung-Ang University, Seoul 156-756, Republic of Korea
E-mail: mshan@cau.ac.kr
Fax: +82 2 825 4736
Tel: +82 2 820 5198

Abstract

In this study, a new coumarin derivative is shown to be a highly effective turn-on fluorescent sensor that is catalytically hydrolyzed by Cu²⁺, and the catalytic process induces a large increase in the fluorescence intensity, due to amplification of the fluorescence signal.

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Supplementary files

Synthesis of 1, determination of the detection limit of 1 for Cu²⁺, the method for quantification of Cu²⁺, UV-Vis and fluorescence spectra of both 1 and 1 in the presence of Cu²⁺, ¹H-NMR spectrum of 1 in the presence of Cu²⁺ and ¹H-NMR spectrum of a mixture of coumarin 334 and4-methoxyphenylhydrazine PDF (805K)

Article information

DOI: https://doi.org/10.1039/B908638B
Article type: Communication
Submitted: 30 Apr 2009
Accepted: 11 Jun 2009
First published: 03 Jul 2009

Download Citation

Chem. Commun., 2009, 4838-4840

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Coumarin-derivative-based off–on catalytic chemodosimeter for Cu²⁺ ions

M. H. Kim, H. H. Jang, S. Yi, S. Chang and M. S. Han, Chem. Commun., 2009, 4838 DOI: 10.1039/B908638B

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