Table 2.
Redox Potentials of Complexes 1A–D and 1F.a
| complex | solvent | Redox Potentials (mV vs Fc+/0) b |
|---|---|---|
|
| ||
| 1A | CH2Cl2 | E1/2 (ΔE) = −290 (110); Ep,a = +740 mV |
| 1B | CH2Cl2 | E1/2 (ΔE) = −110 (140); Ep,a = +1050 mV |
| 1C | CH2Cl2 | E1/2 (ΔE) = −30 (150) |
| 1D | THF | Ep,a = −50, +370, and +780 mV |
| 1F | THF | Ep,a = −100, +580, and +850mV |
Conditions: Solutions contained 100 mM (NBu4)PF6; scan rate of 100 mV s−1 at room temperature.
E1/2 and ΔE values are provided for (quasi)reversible processes; Ep,a values are given for irreversible oxidation events.