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:

N.V. Sazonov, V.P. Sazonov

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:
  1. Source not specified; best grade reagent; dried and twice distilled.
  2. 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:
  1. Acetonitrile, $\ce{ C2H3N }$; [75-05-8] NIST WebBook
  2. 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 $x_{2}$
10.0283.2 0.2 2 x 10-32 x 10-4
30.0303.2 0.5 5 x 10-36 x 10-4
50.0323.2 1.4 0.0141.6 x 10-3
52.9326.1 - 0.0182 x 10-3
60.0333.2 3.3 0.0324 x 10-3
66.2339.4 - 0.0688 x 10-3
70.0343.2 13.8 0.1210.016
70.4343.6 - 0.1300.017
73.5346.7 - 0.2300.033
75.0348.2 - 0.4090.073
77.5350.7 - 0.6750.192
78.6351.8 - 0.7320.238
82.0355.2 4.8E+2 0.8280.355

(*) The compiler extracted these data from the published graphs.

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