Table 9 Apparent thermodynamic parameters for dissolution behavior of deferiprone in the binary mixtures of PG and ethanol at Thm
From: Solubility and thermodynamic study of deferiprone in propylene glycol and ethanol mixture
w1 | ΔG° (kJ.mol–1) | ΔH° (kJ.mol–1) | ΔS° (J.K–1.mol–1) | TΔS° (kJ.mol–1) | ζH | ζTS |
|---|---|---|---|---|---|---|
0.00 | 16.04 | 26.10 | 33.21 | 10.06 | 0.722 | 0.278 |
0.10 | 15.68 | 24.58 | 29.36 | 8.90 | 0.734 | 0.266 |
0.20 | 15.29 | 21.27 | 19.73 | 5.98 | 0.781 | 0.219 |
0.30 | 14.94 | 18.68 | 12.34 | 3.74 | 0.833 | 0.167 |
0.40 | 14.61 | 17.15 | 8.36 | 2.53 | 0.871 | 0.129 |
0.50 | 14.29 | 16.17 | 6.19 | 1.87 | 0.896 | 0.104 |
0.60 | 14.00 | 15.48 | 4.90 | 1.48 | 0.913 | 0.087 |
0.70 | 13.74 | 13.87 | 0.43 | 0.13 | 0.991 | 0.009 |
0.80 | 13.46 | 13.90 | 1.44 | 0.44 | 0.970 | 0.030 |
0.85 | 13.30 | 14.66 | 4.48 | 1.36 | 0.915 | 0.085 |
0.90 | 13.40 | 14.41 | 3.33 | 1.01 | 0.935 | 0.065 |
1.00 | 13.64 | 13.92 | 0.94 | 0.28 | 0.980 | 0.020 |