Novel benzimidazolium–urea-based macrocyclic fluorescent sensors: synthesis, ratiometric sensing of H2PO4− and improvement of the anion binding performance via a synergistic binding strategy

Dawei Zhang; Xiaozhi Jiang; Haiqiang Yang; Zhao Su; Enqing Gao; Alexandre Martinez; Guohua Gao

doi:10.1039/C3CC43184C

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Novel benzimidazolium–urea-based macrocyclic fluorescent sensors: synthesis, ratiometric sensing of H₂PO₄⁻ and improvement of the anion binding performance via a synergistic binding strategy†

Dawei Zhang,‡^a Xiaozhi Jiang,‡^a Haiqiang Yang,^a Zhao Su,^a Enqing Gao,^a Alexandre Martinez*^b and Guohua Gao*^a

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* Corresponding authors

^a Shanghai Key Laboratory of Green Chemistry and Chemical Processes, Department of Chemistry, East China Normal University, 3663 North Zhongshan Road, Shanghai, P. R. China
E-mail: ghgao@chem.ecnu.edu.cn
Fax: +86 (21)62233323
Tel: +86 (21)62233323

^b Laboratoire de Chimie, CNRS, École Normale Supérieure de Lyon, 46, Allée d'Italie, Lyon, France
E-mail: alexandre.martinez@ens-lyon.fr

Abstract

A modular approach to obtain benzimidazolium–urea-based, fluorophore-appended macrocyclic receptors was developed. This class of receptors could be used as selective ratiometric fluorescent sensors for H₂PO₄⁻ due to the synergistic binding effect of benzimidazolium and urea moieties.

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Article information

DOI: https://doi.org/10.1039/C3CC43184C
Article type: Communication
Submitted: 30 Apr 2013
Accepted: 21 May 2013
First published: 22 May 2013

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Chem. Commun., 2013,49, 6149-6151

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Novel benzimidazolium–urea-based macrocyclic fluorescent sensors: synthesis, ratiometric sensing of H₂PO₄⁻ and improvement of the anion binding performance via a synergistic binding strategy

D. Zhang, X. Jiang, H. Yang, Z. Su, E. Gao, A. Martinez and G. Gao, Chem. Commun., 2013, 49, 6149 DOI: 10.1039/C3CC43184C

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