Off-on BODIPY-based chemosensors for selective detection of Al3+ and Cr3+ versus Fe3+ in aqueous media

Barba Bon Andrea, Calabuig Laura, Costero Nieto Ana María, Gil Grau Salvador, Martínez Mañez Ramón, Sancenón Galarza Félix

2014

RSC Advances

Two new off-on BODIPY-based chemosensors that are highly sensitive for trivalent cations in aqueous solutions are described. Compound 2 exhibits selective sensing of Al3+ and Cr3+ versus Fe3+ through two different channels (UV-vis and fluorescence).