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. 2018 May 30;9(27):5883–5889. doi: 10.1039/c8sc01818a

Table 1. Literature (lit), measured (mes) and computed (comp) values for reduction potentials of dyes 4a–d a .

Entry Catalyst Solvent E 1/2(P/P) E 1/2(P+/P) E 0–0 E 1/2(P*/P) E 1/2(P+/P*)
1 4a(lit) CH3CN –1.21 +1.52 2.56 +1.35 –1.04
2 4a(mes) CH3CN –1.05 +1.68 2.64 +1.59 –0.96
3 4c(mes) CH3CN –0.97 +2.05 2.68 +1.71 –0.63
4 4a(comp) CH3CN –1.29 +1.56 2.64 b +1.35 –1.08
5 4b(comp) CH3CN –1.18 +1.67
6 4c(comp) CH3CN –1.10 +1.76 2.68 b +1.58 –0.92
7 4d(comp) CH3CN –0.83 +1.89 2.65 b +1.82 –0.76
8 4a(comp) CH2Cl2 –1.29 +1.67 2.59 b +1.30 –0.92
9 4b(comp) CH2Cl2 –1.18 +1.79 2.60 b +1.42 –0.81
10 4c(comp) CH2Cl2 –1.10 +1.87 2.59 b +1.49 –0.72
11 4d(comp) CH2Cl2 –0.85 +1.98 2.58 b +1.73 –0.60

aPotentials in V vs. SCE. The excitation energy E0–0 was estimated by the point of intersection of the normalized absorbance and emission signals. E1/2(P+/P*) = E1/2(P+/P) – E0–0 and E1/2(P*/P) = E0–0 + E1/2(P/P). See ESI for details.

bExperimental values of E0–0 were used.