SDS Volume (5129)

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 - 336 $\pu{K}$

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 heating the hexadecanoyl chloride with diphenylamine for two to four hours at 135°C to 145°C; purified by recrystallization; FP = 69.5°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,N-Diphenylhexadecanamide, $\ce{ C28H41NO }$; [141650-17-1] NIST WebBook
Experimental Data

The solubilities of N,N-diphenylhexadecanamide (2) in acetonitrile (1) in mass percent over the indicated temperature range were reported in graphical form and in a table.

Solubility of N,N-diphenylhexadecanamide (2) in acetonitrile (1)
$T$ (°C) $T$ ($\pu{K}$) MR2 (g1/100 g2) 100w2 $x_{2}$
10.0283.2 1.5 0.0152 x 10-3
25.9299.1 - 0.0424 x 10-3
30.0303.2 5.8 0.0556 x 10-3
37.5310.7 - 0.0910.010
44.4317.6 - 0.1770.021
50.0323.2 75.0 0.4290.070
52.2325.4 - 0.5230.099
60.0333.2 635 0.8560.374
63.2336.4 - 0.9180.530

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

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