Table 10.
Redox potentials measured by cyclic voltammetry in acetonitrile vs. SCE for specific mononuclear complexes and their related binuclear complexes. In parenthesis is the number of exchanged electrons.
| Complex | Oxidation, V vs. SCE | Reduction, V vs. SCE |
|---|---|---|
| [Ru(phen)2(HAT)]2+ [150] | +1.53 | −0.86 −1.42 −1.69 |
| [Ru(phen)2(TPPHZ)]2+ [137] | +1.34 | −1.00 −1.38 −1.69 |
| [Ru(phen)2(PHEHAT)]2+ [128] | +1.35 | −0.84 −1.25 |
| [Ru(phen)2(TPAC)]2+ [145] | +1.33 | −1.15 −1.25 −1.35 |
| [Ru(phen)2(tatpp)]2+ [127] | +1.33 | −0.30 −0.83 −1.38 |
| [(phen)2Ru(TPPHZ)Ru(phen)2]4+ [137] | +1.34 (2) | −0.78 −1.36(2) −1.52 |
| [(phen)2Ru(HAT)Ru(phen)2]4+ [150] | +1.52 +1.78 | −0.49 −1.07 |
| [(phen)2Ru(TPAC)Ru(phen)2]4+ [145] | +1.31 (2) | −1.10 −1.32 (2) −1.57 (2) |
| [(phen)2Ru(PHEHAT)Ru(phen)2]4+ [157] | +1.34 +1.55 | −0.68 −1.06 |
| [(phen)2Ru(PHEHAT)Ru(bpy)2]4+ [157] | +1.34 +1.55 | −0.68 −1.07 |
| [Ru(phen)2(tatpp)Ru(phen)2]4+ [161] | +1.32 (2) | −0.26 −0.75 −1.32 (2) |