Table 3.
Measured values of nicotinamide mole fraction (103) in a saturated solution of four binary aqueous solutions. x2 denotes the mole fraction of organic solvent in solute free solutions.
| T (K) | ||||
|---|---|---|---|---|
| x2 | 298.15 | 303.15 | 308.15 | 313.15 |
| acetonitrile | ||||
| 0.2 | 112.9 ± 0.4 | 127.8 ± 3.8 | 144.0 ± 3.7 | 4.2 ± 165.7 |
| 0.4 | 101.1 ± 0.5 | 114.1 ± 4.6 | 132.3 ± 1.6 | 3.4 ± 152.0 |
| 0.6 | 64.8 ± 0.6 | 76.7 ± 1.9 | 92.0 ± 3.0 | 3.0 ± 109.0 |
| 0.8 | 40.6 ± 0.6 | 48.3 ± 1.7 | 57.6 ± 1.7 | 0.5 ± 69.5 |
| 1,4-dioxane | ||||
| 0.2 | 91.6 ± 5.4 | 107.1 ± 4.2 | 125.6 ± 4.8 | 149.0 ± 1.7 |
| 0.4 | 84.6 ± 5.9 | 99.9 ± 4.3 | 118.5 ± 1.4 | 139.7 ± 3.0 |
| 0.6 | 71.4 ± 2.7 | 84.6 ± 3.5 | 103.6 ± 3.1 | 125.0 ± 1.4 |
| 0.8 | 49.3 ± 2.6 | 60.4 ± 0.3 | 75.3 ± 2.2 | 94.7 ± 2.9 |
| DMF | ||||
| 0.2 | 136.1 ± 3.7 | 157.6 ± 5.5 | 180.1 ± 2.5 | 214.5 ± 5.3 |
| 0.4 | 164.5 ± 7.8 | 187.1 ± 0.5 | 217.8 ± 8.1 | 256.4 ± 3.1 |
| 0.6 | 179.7 ± 3.0 | 202.5 ± 5.4 | 236.1 ± 2.5 | 287.5 ± 7.1 |
| 0.8 | 192.7 ± 4.8 | 216.1 ± 2.2 | 254.4 ± 5.8 | 312.4 ± 4.2 |
| DMSO | ||||
| 0.2 | 112.9 ± 2.5 | 129.2 ± 4.1 | 149.7 ± 1.5 | 185.4 ± 2.9 |
| 0.4 | 120.9 ± 5.9 | 139.2 ± 3.6 | 168.3 ± 4.8 | 217.7 ± 4.5 |
| 0.6 | 139.7 ± 5.9 | 170.8 ± 6.6 | 225.3 ± 4.4 | 304.3 ± 8.0 |
| 0.8 | 223.0 ± 4.5 | 254.6 ± 10.5 | 319.2 ± 4.4 | 402.7 ± 6.8 |
| MeOH | ||||
| 0.2 | 94.0 ± 0.8 | 112.0 ± 3.8 | 131.9 ± 3.7 | 152.0 ± 2.2 |
| 0.4 | 94.9 ± 0.6 | 114.3 ± 3.8 | 133.9 ± 3.5 | 156.8 ± 3.6 |
| 0.6 | 90.4 ± 5.0 | 109.1 ± 4.3 | 128.1 ± 4.6 | 151.0 ± 2.5 |
| 0.8 | 84.4 ± 3.0 | 101.4 ± 3.5 | 119.2 ± 1.3 | 141.0 ± 2.6 |