Synthesis, Characterization, and Physicochemical Studies of Mixed Ligand Complexes of Inner Transition Metals with Lansoprazole and Cytosine

Table 2

Ligation free energy, enthalpy, and entropy change of mixed ligand complexes of M-Lanso-Cyto at 26±1°C and 36±1°C and at 𝜇=0.1 m (KNO₃).

Metal complexes	−Δ𝐺 (K·cal./mole)		−Δ𝐻 (K·cal./mole)		−Δ𝑆 (K·cal./mole)
	26 ± 1°C	36 ± 1°C	26 ± 1°C	36 ± 1°C	26 ± 1°C	36 ± 1°C
[Th⋅Lanso⋅Cyto⋅4H2O]NO3·xH2O	1.012	1.029	313.01	307.93	31.19	30.69
[Ce·Lanso·Cyto·4H2O]SO4·xH2O	1.112	1.139	343.68	340.83	34.25	33.96
[Gd·Lanso·Cyto·4H2O]NO3·xH2O	1.197	1.203	369.95	359.89	36.87	35.86
[Nd·Lanso·Cyto·4H2O]NO3·xH2O	1.257	1.284	388.568	384.090	38.73	38.28