Complexes Log K ∆cHᵒ(kJ. mol-1) ∆cGᵒ(kJ. mol-1) ∆cSᵒ(J. mol-1.K1) n L3 + Ag+ 4.80 -35.71 -27.40 -27.87 1.01 L3 + Cd2+ 5.73 -43.88 -32.71 -37.46 1.04 L3 + Hg2+ 6.50 -60.52 -37.10 -78.55 1.03 L3 + Pd2+ 6.01 -51.43 -34.30 -57.62 0.93

Table 2: Thermodynamics of complexation of L3 and metal cations in acetonitrile at 298.15 K.