REDUCTION AND OXIDATION POTENTIALS FOR CERTAIN ION RADICALS

Substance Conditions/electrode/technique Potential V (vs. SCE)
Acetone DMF, 0.1 M TEABr/Hg/pol E1/2 = -2.84
1-Naphthyphenylacetylene DMF, 0.03 M TBAI/Hg/pol E1/2 = -1.91
1-Naphthalenecarboxyaldehyde -/Hg/pol E1/2 = -0.91
2-Naphthalenecarboxyaldehyde -/Hg/pol E1/2 = -0.96
2-Phenanthrenecarboxaldehyde -/Hg/pol E1/2 = -1.00
3-Phenanthrenecarboxaldehyde -/Hg/pol E1/2 = -0.94
9-Phenanthrenecarboxaldehyde -/Hg/pol E1/2 = -0.83
1-Anthracenecarboxaldehyde -/Hg/pol E1/2 = -0.75
1-Pyrenecarboxaldehyde -/Hg/pol E1/2 = -0.76
2-Pyrenecarboxaldehyde -/Hg/pol E1/2 = -1.00
Anthracene DMF, 0.1 M TBAP/Pt dsk/CV Ep = -2.00
DMF, 0.5 M TBABF4/Hg/CV E1/2 = -1.93
MeCN, 0.1 M TEAP/Hg/CV E1/2 = -2.07
DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.92
9,10-Dimethylanthracene DMF, 0.1 M TBAP/Pt/CV Ep = -2.08
MeCN, 0.1 M TBAP/Pt/CV Ep = -2.10
1-Phenylanthracene DMF, 0.5 M TBABF2/Hg/CV E1/2 = -1.91
DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.878
2-Phenylanthracene DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.875
8-Phenylanthracene DMF, 0.5 M TBABF4/Hg/CV E1/2 = -1.91
9-Phenylanthracene DMF, 0.5 M TBABF4/Hg/CV E1/2 = -1.93
DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.863
1,8-Diphenylanthracene DMF, 0.5 M TBABF4/Hg/CV E1/2 = -1.88
1,9-Diphenylanthracene DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.846
1,10-Diphenylanthracene DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.786
8,9-Diphenylanthracene DMF, 0.5 M TBABF4/Hg/CV E1/2 = -1.90
9,10-Diphenylanthracene MeCN, 0.1 M TBAP/rot Pt/E swp E1/2 = -1.83
DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.835
1,8,9-Triphenylanthracene DMF, 0.5 M TBABF4/Hg/CV E1/2 = -1.85
1,8,10-Triphenylanthracene DMF, 0.5 M TBABF4/Hg/CV E1/2 = -1.81
9,10-Dibiphenylanthracene MeCN, 0.1 M TBAP/rot Pt/E swp E1/2 = -1.94
Benz(a)anthracene MeCN, 0.1 M TEAP/Hg/CV E1/2 = -2.11
MeCN, 0.1 M TEAP/Hg/pol E1/2 = -2.40a
Azulene DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.10c
Annulene DMF, 0.5 M TBAP 0°C/Hg/pol E1/2 = -1.23
Benzaldehyde DMF, 0.1 M TBAP/Hg/pol E1/2 = -1.67
Benzil DMSO, 0.1 M TBAP/Hg/pol E1/2 = -1.04
Benzophenone -/Hg/pol E1/2 = -1.80
DMF/Pt dsk/CV E° = -1.72
Chrysene MeCN, 0.1 M TEAP/Hg/pol E1/2 = -2.73a
Fluoranthrene DMF, 0.1 M TBAP/Pt dsk/CV Ep = -1.76
Cyclohexanone DMF, 0.1 M TEABr/Hg/pol E1/2 = -2.79
5,5-Dimethyl-3-phenyl-2-cyclohexen-1-one DMF, 0.5 M/Hg/pol E1/2 = -1.71
1,2,3-Indanetrione hydrate (ninhydrin) DMF, 0.2 M NaNO3/Hg/pol E1/2 = -0.039
Naphthacene DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.53
Naphthalene DMF, 0.1 M TBAP/Pt dsk/CV Ep
DMF, 0.5 M TBABF4/Hg/CV E1/2 = -2.56
DMF, MeCN, 0.1 M TEAP/Hg/CV E1/2 = -2.63
DMF, 0.1 M TBAI/Hg/pol E1/2 = -2.50
1-Phenylnaphthalene DMF, 0.5 M TBABF4/Hg/CV E1/2 = -2.36
1,2-Diphenylnaphthalene DMF, 0.5 M TBABF4/Hg/CV E1/2 = -2.25
Cyclopentanone DMF, 0.1 M TEABr/Hg/pol E1/2 = -2.82
Phenanthrene MeCN, 0.1 M TBAP/Pt wr/CV E1/2 = -2.47
MeCN, 0.1 M TEAP/Hg/pol E1/2 = -2.88a
Pentacene THF, 0.1 M TBAP/rot Pt dsk/E swp E1/2 = -1.40
Perylene MeCN, 0.1 M TEAP/Hg/CV E1/2 = -1.73
1,3-Diphenyl-1,3-propanedione DMSO, 0.2 M TBAP/Hg/CV E1/2 = -1.42
2,2-Dimethyl-1,3-diphenyl-1,3 propanedione DMSO, TBAP/Hg/CV E1/2 = -1.80
Pyrene DMF, 0.1 M TBAP/Pt/CV Ep = -2.14
MeCN, 0.1 M TEAP/Hg/pol E1/2 = -2.49a
Diphenylsulfone DMF, TEABr E1/2 = -2.16
Triphenylene MeCN, 0.1 M TEAP/Hg/pol E1/2 = -2.87a
9,10-Anthraquinone DMF, 0.5 M TBAP, 20°/Pt dsk/CV E1/2 = -1.01
1,4-Benzoquinone MeCN, 0.1 M TEAP/Pt/CV Ep = -0.54
1,4-Naphthohydroquinone, dipotassium salt DMF, 0.5 M TBAP, 20°/Pt dsk/CV E1/2 = -1.55
Rubrene DMF, 0.1 M TBAP/Pt dsk/CV Ep = -1.48
DMF, 0.1 M TBAI/Hg/pol E1/2 = -1.410
Benzocyclooctatetraene THF, 0.1 M TBAP/Hg/pol E1/2 = -2.13
sym-Dibenzocyclooctatetraene THF, 0.1 M TBAP/Hg/pol E1/2 = -2.29
Ubiquinone-6 MeCN, 0.1 M TEAP/Pt/CV Ep = -1.05e
(9-Phenyl-fluorenyl)+ 10.2 M H2SO4/Hg/CV Ep = -0.01b
(Triphenylcyclopropenyl)+ MeCN, 0.1 M TEAP/Hg/CV Ep = -1.87
(Triphenylmethyl)+ MeCN, 0.1 M TBAP/Hg/pol E1/2 = 0.27
H2SO4, 10.2 M/Hg/CV Ep = -0.58b
(Tribiphenylmethyl)+ MeCN, 0.1 M TBAP/Hg/pol E1/2 = 0.19
(Tri-4-t-butyl-5-phenylmethyl)+ MeCN, 0.1 M TBAP/Hg/pol E1/2 = 0.13
(Tri-4-isopropylphenylmethyl)+ MeCN, 0.1 M TBAP/Hg/pol E1/2 = 0.07
(Tri-4-methylphenylmethyl)+ MeCN, 0.1 M TBAP/Hg/pol E1/2 = 0.05
(Tri-4-cyclopropylphenylmethyl)+ MeCN, 0.1 M TBAP/Hg/pol E1/2 = 0.01
(Tropylium)+ MeCN, 0.1 M TBAP/Hg/pol E1/2 = -0.17
DMF, 0.15 M TBAI/Hg/pol E1/2 = -1.55
DMF, 0.15 M TBAI/Hg/pol E1/2 = -1.55
DMF, 0.15 M TBAI/Hg/pol E1/2 = -1.57
DMF, 0.15 M TBAI/Hg/pol E1/2 = -1.60
DMF, 0.15 M TBAI/Hg/pol E1/2 = -1.87
DMF, 0.15 M TBAI/Hg/pol E1/2 = -1.96
DMF, 0.15 M TBAI/Hg/pol E1/2 = -2.05
Anthracene CH2Cl2, 0.2 M TBABF4, -70°C/Pt dsk/CV Ep = +0.73d
9,10-Dimethylanthracene MeCN, 0.1 M LiClO4/Pt wr/CV Ep = +1.0
9,10-Dipropylanthracene MeCN, 0.1 M TEAP/Pt/CV Ep = +1.08
1,8-Diphenylanthracene CH2Cl2, 0.2 M TPrACF3SO3/rot Pt wr/E swp E1/2 = +1.34
8,9-Diphenylanthracene CH2Cl2, 0.2 M TPrACF3SO3/rot Pt wr/E swp E1/2 = +1.30
9,10-Diphenylanthracene MeCN/Pt/CV Ep = +1.22
Perylene MeCN, 0.1 M TBAP/Pt/CV Ep = +1.34
Pyrene DMF, 0.1 M TBAP/Pt dsk/CV Ep = +1.25
Rubrene DMF, 0.1 M TBAP/Pt dsk/CV Ep = +1.10
Tetracene CH2Cl2, 0.2 M TBABF4, -70°C/Pt wr/CV Ep = +0.35d
1,4-Dithiabenzene MeCN, 0.1 M TEAP/Pt dsk/rot E1/2 = +0.69
1,4-Dithianaphthalene MeCN, 0.1 M TEAP/Pt dsk/rot E1/2 = +0.80
Thianthrene 0.1 M TPAP/Pt/CV E1/2 = +1.28
a vs 0.01 M Ag/AgClO4  
b vs. Hg/Hg2SO4, 17 M H2SO4  
c vs Hg pool  
d vs Ag/saturated AgNO3  
e vs Ag/0.01 M Ag+