Discrimination between ω-amino acids with chromogenic acyclic tripodal receptors functionalized with stilbazolium dyes

A tripodal receptor functionalized with a stilbazolium dye derivative has been designed, synthesized and has been used for the colorimetric discrimination between certain omega-amino acids in mixed DMSO-water 90:10 v/v solutions. (c) 2008 Elsevier Ltd. All rights reserved.