Energy transfer cassettes based on BODIPY® dyesElectronic supplementary information (ESI) available: absorption and emission spectra of donor and acceptor A and of 1 and experimental details for the spectroscopic measurements. See http://www.rsc.org/suppdata/cc/b0/b006769p/

Abstract

The donor–acceptor dye cassettes 1–4 were designed to capture energy at a single wavelength and to convert it to well-resolved, intense fluorescence emissions; in practice, Stokes’ shifts of 40–148 nm, quantum yields of 0.12–0.60, and efficient energy transfer was demonstrated.