Table 2. Cerium (iii/iv) redox potential. [CeIV(TriNOx)]+ derivatives, several common CeIV complexes, and several CeIV–C complexes from the literature are shown for comparison.
| Complex | E pc | E 1/2 |
|---|---|---|
| [Ce(TriNOx)](OTf) | −1.04 V | −0.95 V |
| [Ce(TriNOx)]I | −1.04 V | — |
| [Ce(TriNOx)Br] | −1.16 V (−1.04 V) | — |
| [Ce(TriNOx)Cl] | −1.26 V | — |
| [Ce(TriNOx)F] | −1.40 V | −1.36 V |
| [M][Ce(TriNOx) NAr] | −1.39 V to −1.45 V | — |
| [Ce(TriNOx)(C CPh)] | −1.58 V | −1.49 V (E p ) a |
| [Ce(TriNOx)(C CTMS)] | −1.66 V | −1.57 V (E p ) a |
| [NnBu4]2[Ce(NO3)6] | — | 0.62 V |
| [CeCl6]2− | — | 0.03 V |
| [Ce[N(SiMe3)2]3Cl] | — | −0.30 V |
| [Ce(COT)2] | — | −1.40 V |
| [Ce(BIPMTMS)2] | — | −1.63 V |
| [Li(THF)4][Ce(κ2-ortho-oxa)(MBP)2] | −1.67 V | — |
| [CeIV(Alkyl)(NP(tert-butyl)3)3] | b−2.55 V to −2.92 V | — |
E p stands for redox potential from differential pulse voltammetry (DPV) instead of E1/2.
The scan rate was unknown, while other Epc values were measured at a 100 mV s−1 scan rate.