Binding of Coumarin 334 with <i>β</i>-Cyclodextrin and with C-Hexylpyrogallol[4]arene: Opposite Fluorescence Behavior

<table>2D ROESY NMR spectrum showing C334-<i>β</i>-CD complex.</table>

Journal of Spectroscopy

Figure 4: Binding of Coumarin 334 with <i>β</i>-Cyclodextrin and with C-Hexylpyrogallol[4]arene: Opposite Fluorescence Behavior 