Table 1.

Photophysical data of BODIPY‐derivatives in DCM solution.

	Et	nBu	sBu	IP	tBu
λ max abs [nm]	512	513	512	511	509
λ max em [nm]	517	518	516	515	515
Stokes shift [cm−1]	189	188	151	152	229
Φ f	0.90	0.85	1.0	0.93	1.0
τ [ns]	5.42	5.26	5.09	5.15	5.35
ϵ [M−1 cm−1]	97 000	98 000	98 000	101 000	100 000