Issue 43, 2015

Bis(imidazolium) salts derived from amino acids as receptors and transport agents for chloride anions

Abstract

The binding properties of bis(imidazolium) hosts 1a–c derived from amino acids towards different anions have been studied by 1H NMR titration experiments in 95 : 05 CD3CN : H2O at 303 K, ESI-MS and theoretical calculations. Among this family, the salt 1c showed a strong and high selectivity for chloride anions. Transmembrane chloride transport activity has also been studied for the three bis(imidazolium) based transporters in POPC liposome models, and compound 1a was identified as an active chloride/nitrate exchanger.

Graphical abstract: Bis(imidazolium) salts derived from amino acids as receptors and transport agents for chloride anions

Supplementary files

Article information

Article type
Paper
Submitted
02 Apr 2015
Accepted
08 Apr 2015
First published
08 Apr 2015
This article is Open Access
Creative Commons BY-NC license

RSC Adv., 2015,5, 34415-34423

Author version available

Bis(imidazolium) salts derived from amino acids as receptors and transport agents for chloride anions

L. González-Mendoza, B. Altava, M. I. Burguete, J. Escorihuela, E. Hernando, S. V. Luis, R. Quesada and C. Vicent, RSC Adv., 2015, 5, 34415 DOI: 10.1039/C5RA05880E

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