Issue 19, 2011
From the journal:

Chemical Communications

Anion-dependent fluorescence in bis(anilinoethynyl)pyridine derivatives: switchable ON–OFF and OFF–ON responses†

Calden N. Carroll,a   Brian A. Coombs,a   Sean P. McClintock,a   Charles A. Johnson II,a   Orion B. Berryman,a   Darren W. Johnson*a  and  Michael M. Haley*a  

* Corresponding authors

a Department of Chemistry, 1253 University of Oregon, Eugene, USA
E-mail: haley@uoregon.edu, dwj@uoregon.edu
Fax: (+1) 541-346-0487

Abstract

Urea and sulfonamide derivatives of 1 exhibit ON–OFF and OFF–ON switchable fluorescent and colorimetric responses upon protonation. The magnitude of the fluorescence event is dictated by the anion, resulting in a rare, fully organic “turn-on” fluorescent sensor for chloride.

Graphical abstract: Anion-dependent fluorescence in bis(anilinoethynyl)pyridine derivatives: switchable ON–OFF and OFF–ON responses

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Article information

DOI
https://doi.org/10.1039/C1CC10947B
Article type
Communication
Submitted
17 Feb 2011
Accepted
18 Mar 2011
First published
07 Apr 2011

Chem. Commun., 2011,47, 5539-5541

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Anion-dependent fluorescence in bis(anilinoethynyl)pyridine derivatives: switchable ON–OFF and OFF–ON responses

C. N. Carroll, B. A. Coombs, S. P. McClintock, C. A. Johnson II, O. B. Berryman, D. W. Johnson and M. M. Haley, Chem. Commun., 2011, 47, 5539 DOI: 10.1039/C1CC10947B

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