Table 2 Summary of redox potentialsa.

From: Aromatic-bridged and meso-meso-linked BF2-smaragdyrin dimers exhibit fast decays in polar solvents by symmetry-breaking charge transfer

 

Eox.1/V

Ered.1/V

△EHL/eVd

E(S1)/V

△EHL − E(S1)/eV

6ab

0.02

−1.66

1.68

1.67

0.01

6bb

0.00

−1.65

1.65

1.65

0.00

6cb

0.00

−1.66

1.66

1.68

−0.02

6db

−0.02

−1.66

1.64

1.70

−0.04

12b

−0.06

−1.62

1.56

1.56

0.00

6ac

0.05

−1.61

1.66

1.66

0

6bc

0.05

−1.60

1.65

1.65

0

6cc

0.02

−1.60

1.62

1.65

−0.03

6dc

0.02

−1.59

1.61

1.61

0

12c

−0.02

−1.53

1.51

1.51

0

  1. aPotentials [V] vs. ferrocene/ferrocenium ion. Scan rate, 0.05 Vs−1; working electrode, glassy carbon; counter electrode, Pt wire; supporting electrolyte, 0.1 M nBu4NPF6 in CH2Cl2; reference electrode, Ag/AgNO3.
  2. bMeasured in CH2Cl2.
  3. cMeasured in benzonitrile.
  4. dElectrochemical HOMO-LUMO gaps (ΔEHL = e(Eox.1 – Ered.1) [eV]).
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