Table 2 Fluorescence spectroscopy was employed for obtaining thermodynamic parameters at temperatures of 290, 298, and 308 K.
Temperature | Binding constant (Kb) Lmol–1 | binding sites (n) | Gibbs’s energy change (ΔG) Kcal/mol | ΔH Kcal/mol | ΔS Kcal/mol |
---|---|---|---|---|---|
290 K | 1.45 × 102 | 0.6 | − 6.609 | 66.963 | 253.81 |
298 K | 6.05 × 102 | 0.7 | − 8.736 | 66.963 | 253.81 |
308 K | 2.798 × 103 | 0.9 | − 11.181 | 66.963 | 253.81 |