Table 1. Standard Gibbs Free Energy Change (ΔGf°) and Formation Constant (Kf, log Kf) for the Chelation of Cu(II) with AGH+ (as per eq 10) in Aqueous Solution at 298.15 Ka.
| complex [Cu(AGH)x(H2O)n](2+x)+ |
 (kcal/mol) |
|
|
||
|---|---|---|---|---|---|
| [1] [Cu(AGH)2]4+ (N2, N4) | 26.1 | 2.71 × 10–5 | –4.57 | ||
| [2] [Cu(AGH)2(H2O)2]4+ (N4) | 10.3 | 1.58 × 10–2 | –1.80 | ||
| [3] [Cu(AGH)(H2O)2]3+ (N2, N4) | 13.8 | 3.89 × 10–3 | –2.41 | ||
| [4] [Cu(AGH)(H2O)3]3+ (N4) | 7.6 | 4.75 × 10–2 | –1.32 |
a
Coordinating atoms in the organic ligand are shown in parentheses for each complex.