Photochromism of 7-(N,N-diethylamino)-4′-hydroxyflavylium in a water–ionic liquid biphasic system
Fernando Pina,A. Jorge Parola,César A. T. Laia,Carlos A. M. Afonso
Chemical Communications Pub Date : 02/08/2007 00:00:00 , DOI:10.1039/B618169D
Abstract
Photochromism of trans-4-(N,N-diethylamino)-2,4′-dihydroxychalcone, with formation of the photoproduct 7-(N,N-diethylamino)-4′-hydroxyflavylium, is promoted in the ionic liquid phase of a water/[bmim][PF6] biphasic system.
