Overview of the photophysical properties in toluene at 295 K. Φ_F: fluorescence quantum yield; τ_S1: fluorescence lifetime; Φ_Δ: singlet oxygen quantum yield.

Compound	Φ F	τ S1/ns	Φ Δ
BODIPY–p–eTEMPO	0.25	1.54	0.12
BODIPY–m–eTEMPO	0.15	0.88	0.23
BODIPY–xy–eTEMPO	0.50	2.89	0.02
BODIPY-biph (ref)	0.50	2.83	0.02