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Characterization data for the nickel complexes used in this investigation.
| Complex | Base Peak in ESI-MS | UV-Vis Spectra ε (λ,nm) M−1cm−1 | E 1/2 (ΔE) mV vs. Fc+/Fc | μeff, B.M. | ΛM Ohm−1 cm2 mol−1 in nitromethane |
|---|---|---|---|---|---|
| 1a | 1173 | 30,660 (834) | −288 (114) | 0 | Non-conducting |
| 1b | 1173 | 6500 (927) | −1065 (130) | 1.77 | 63 |
| 2a | 542 | 27,500 (852) | −258 (94) | 0 | Non-conducting |
| 2b | 542 | 15,200 (935) | −1275 (133) | 1.82 | 68 |
| 3c | 338 | 80 (855) | −262 (68.5) | 0 | 187 |
| 3b | 338 | 9700 (863) | 1.54 | 69 |
