Sorbate γ –ΔH, kJ/mol –ΔS, J/(mol·K) HE, kJ/mol SE, J/(mol·K) GE, kJ/mol
T=408 K
2,6-lutidin 2.04 23.9 64.5 10.3 19.2 2.4
2,5-lutidin 1.52 27.4 70.5 10.0 21.0 1.4
2,4-lutidin 1.64 26.9 70.0 9.2 18.4 1.7
2,3-lutidin 1.55 27.1 70.1 10.4 21.8 1.5
3,5-lutidin 1.43 28.5 72.6 11.3 24.8 1.2
3,4-lutidin 1.36 30.1 76.2 11.2 25.1 1.0
2-picoline 1.47 23.4 60.5 8.8 18.3 1.3
3-picoline 1.33 25.2 64.2 9.0 19.5 1.0
4-picoline 1.32 25.4 64.5 9.0 19.7 0.9
T=433.2 K
2,6-lutidin 1.56 31.4 77.1 1.2 -1.7 1.6
2,5-lutidin 1.20 32.2 75.9 2.8 5.1 0.7
2,4-lutidin 1.30 32.5 76.6 2.8 5.1 0.9
2,3-lutidin 1.20 32.0 75.5 4.0 7.7 0.6
3,5-lutidin 1.12 35.4 82.8 2.0 3.6 0.4
3,4-lutidin 1.10 34.4 80.2 -1.2 -3.6 0.4
2-picoline 1.18 31.9 75.0 -1.4 -4.6 0.6
3-picoline 1.08 33.1 77.0 -0.6 -2.0 0.3
4-picoline 1.08 32.0 74.6 0.7 0.9 0.3
Table 5: Thermodynamic parameters of dissolution of substituted pyridines in the nematic and isotropic phases of LC-2 at infinite dilution.