Table 1.

Photophysical parameters for cationic porphyrins including extinction coefficient values (ε), fluorescence (Φ_F) and ¹O₂ (Φ_Δ) quantum yields.

Porphyrin	λSoret (nm) [ε × 103 (M−1 cm−1)]	λEmission (nm) a	ΦF (520 nm) b (n = 3)	ΦΔ c (n = 3)
1	418 [355 ± 22]	649, 716	0.11 ± 0.01	0.65 ± 0.04
2	418 [285 ± 19]	649, 715	0.10 ± 0.01	0.61 ± 0.03
3	418 [248 ± 30]	648, 715	0.12 ± 0.01	0.61 ± 0.06
4	418 [324 ± 38]	647, 713	0.11 ± 0.01	0.65 ± 0.04

^a λ_ex = 520 nm. ^b Fluorescence quantum yields in DMSO were calculated based on the fluorescence spectra using TPP (Benzene) as a standard (Φ_F = 0.12) [14]; λ_ex = 520 nm. ^{c 1}O₂ quantum yields in DMF were calculated using TPP (DMF) as a standard (Φ_Δ = 0.62) [21]; λ_Irradiation = 515 nm.