Table 1.
Thermodynamic Acidity Data for Compounds 1A, 2 A, and 3Aa
| Compound | Structure | pKa1 | pKa2 | pKa avg |
|---|---|---|---|---|
| 1A | [(bipy)2Ru(6,6’-dhbp)]2+ | 5.26 | 7.27 | 6.3 |
| 2A | [(phen)2Ru(6,6’-dhbp)]2+ | 5.2(2) | 6.8(2) | 6.0(1) |
| 3A | [(dop)2Ru(6,6’-dhbp)]2+ | 5.0(2) | 6.8(2) | 5.9(1) |
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