| Desolvation temperature (°C) | Melting point (°C) | melting Enthalpy (J g-1) | Percentage mass loss on desolvation | GCMS Retention time (min) | Enthalpy of vapourization of pure solvent at 25°C (kJ mol-1) (24) | Enthalpy of desolvation per mole of solvent (kJ mol-1) | |
---|---|---|---|---|---|---|---|---|
 |  |  |  | (experimental from TGA) | (calculated) |  |  |  |
Atorvastatin (ATC) | - | 162.78 | 68.05 | Â | Â | Â | Â | Â |
Solvate- I (ATC + 0.5 Isopropyl alcohol) | 84.71 | 155.3 | 8.03 | 2.44 | 2.57 | 2.88 | 44.00 | 141.41 |
Solvate- II (ATC + THF) | 98.89 | 158.43 | 8.86 | 5.47 | 5.86 | 2.32 | 32.47 | 55.17 |
Solvate- III (ATC + Ethanol) | 90.42 | 165.30 | 3.775 | 2.73 | 2.83 | - | 38.61 | 63.34 |
Solvate- IV (ATC + 0.5 t-butanol) | 83. 34 | 140.97 | 3.58 | 3.58 | 3.11 | 2.73 | 37.89 | 136.63 |
Solvate- V (ATC + methanol) | 70.15 | 124.85 | 36.00 | 5.85 | 5.31 | - | 35.31 | 54.90 |
Solvate-VI (ATC + 1 Acetone +0.5 Ethanol) | 72.53 | 172.30 | 32.66 | 5.66 | 6.53 | 1.64 | 31.30 | 65.63 |
1.57 | 38.61 | |||||||
Solvate-VII (ATC + 0.5 Ethanol + Water) | 105.13 | 160.70 | 9.060 | 3.94 | 4.37 | 1.57 | 38.61 | 106.61 |
40.67 | ||||||||
Solvate- VIII (ATC + 1- butanol) | 119. 5 | 164.8 | 27.16 | 6.12 | 6.59 | 2.80 | 43.29 | 61.46 |