Protonation activates anion binding and alters binding selectivity in new inherently fluorescent 2,6-bis(2-anilinoethynyl)pyridine bisureas.

Autor: Carroll CN; Department of Chemistry and the Materials Science Institute, University of Oregon, Eugene, 97403-1253, USA., Berryman OB, Johnson CA 2nd, Zakharov LN, Haley MM, Johnson DW
Jazyk: angličtina
Zdroj: Chemical communications (Cambridge, England) [Chem Commun (Camb)] 2009 May 14 (18), pp. 2520-2. Date of Electronic Publication: 2009 Mar 27.
DOI: 10.1039/b901643k
Abstrakt: A new class of 2,6-bis(2-anilinoethynyl)pyridine-based bisureas forms 1 : 1 complexes with halides; protonation enhances binding by over one order of magnitude, alters the binding selectivity, and provides a colorimetric indication of anion binding.
Databáze: MEDLINE