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

作者：Carroll Calden N; Coombs Brian A; McClintock Sean P; Johnson Charles A II; Berryman Orion B; Johnson Darren W^*; Haley Michael M

来源：Chemical Communications, 2011, 47(19): 5539-5541.

DOI：10.1039/c1cc10947b

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.

• 出版日期2011