SDS Volume (5128)
Volume 78. Acetonitrile Binary Systems, p None
Original Measurements
Ralston, A. W.; Hoerr, C. W.; Pool, W. O.; J. Org. Chem. 8, 473-88 (1943).
Variables:
Room Temp: 283 - 355 $\pu{K}$
Prepared by:
Method/Apparatus/Procedure:
The synthetic method was used. The solubilities of (2) in (1) were determined in sealed tubes by the method and apparatus described elsewhere [1,2].
Source and Purity of Materials:
- Source not specified; best grade reagent; dried and twice distilled.
- Prepared by addition of aniline to stearoyl chloride at 50°C; purified by recrystallization; FP = 94.9°C.
Estimated Errors:
Ambient temperature: ±0.2 K.
References
1
Ralston, A. W.; Hoerr, C. W.; Hoffman, E. J.; J. Am. Chem. Soc. 64, 1516 (1942).
2
Hoerr, C. W.; Ralston, A. W., J. Am. Chem. Soc. 64, 2824 (1942).
Components:
- Acetonitrile, $\ce{ C2H3N }$; [75-05-8] NIST WebBook
- N-Phenyloctadecanamide, $\ce{ C24H41NO }$; [637-54-7] NIST WebBook
Experimental Data
The solubilities of N-phenyloctadecanamide (2) in acetonitrile (1) in mass percent over the indicated temperature range were reported in graphical form and in a table.
Solubility of N-phenyloctadecanamide (2) in acetonitrile (1)
| $T$ (°C) | $T$ ($\pu{K}$) | MR2 (g1/100 g2) | 100w2 | $x_{2}$ |
|---|---|---|---|---|
| 10.0 | 283.2 | 0.2 | 2 x 10-3 | 2 x 10-4 |
| 30.0 | 303.2 | 0.5 | 5 x 10-3 | 6 x 10-4 |
| 50.0 | 323.2 | 1.4 | 0.014 | 1.6 x 10-3 |
| 52.9 | 326.1 | - | 0.018 | 2 x 10-3 |
| 60.0 | 333.2 | 3.3 | 0.032 | 4 x 10-3 |
| 66.2 | 339.4 | - | 0.068 | 8 x 10-3 |
| 70.0 | 343.2 | 13.8 | 0.121 | 0.016 |
| 70.4 | 343.6 | - | 0.130 | 0.017 |
| 73.5 | 346.7 | - | 0.230 | 0.033 |
| 75.0 | 348.2 | - | 0.409 | 0.073 |
| 77.5 | 350.7 | - | 0.675 | 0.192 |
| 78.6 | 351.8 | - | 0.732 | 0.238 |
| 82.0 | 355.2 | 4.8E+2 | 0.828 | 0.355 |
(*) The compiler extracted these data from the published graphs.


