SDS Volume

Volume 78. Acetonitrile Binary Systems, p 1106

Source Publication

Hoerr, C. W.; Binkerd, E. F.; Pool, W. O.; Ralston, A. W.; J. Org. Chem. 9, 68-80 (1944).

Conditions:

Room Temp: 253 - 303 $\pu{K}$

Compilers:

N.V. Sazonov, V.P. Sazonov

Methodology:

The synthetic method was used. Solution temperatures were determined by cooling 3-5 g portions of solution in 1 cm x 15 cm test tubes, which were placed in an air-bath. The latter was immersed in an acetone-bath, which was cooled with solid carbon dioxide. Temperature within the samples was measured by means of a potentiometer with an iron-constantan thermocouple. As the nitrile crystallized from solution upon cooling, the temperature of the air-bath was raised gradually until the mixtures redissolved.

Sample Information:
  1. Source not specified; best grade reagent; dried and twice distilled.
  2. Prepared by passing hexadecanoic acid over aluminium oxide in the presence of ammonia at 400°C; dried and purified by vacuum distillation in a Stedman packed column; FP = 31.40°C.
Measurement Errors:

Ambient temperature: ±0.4 K (below 248 K), ±0.2 K (above 248 K).

System Components:
  1. Acetonitrile, $\ce{ C2H3N }$; [75-05-8] NIST WebBook
  2. Hexadecanenitrile, $\ce{ C16H31N }$; [629-79-8] NIST WebBook
Experimental Data

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

$T$ (°C) $T$ ($\pu{K}$) MR2 (g1/100 g2) 100w2 $x_{2}$
-20.0253.2 0.1 1 x 10-32 x 10-4
-2.5*270.7 - 9 x 10-32 x 10-3
0.0273.2 1.3 0.0132 x 10-3
5.9*279.1 - 0.0204 x 10-3
10.0283.2 4.8 0.0468 x 10-3
12.7*285.9 - 0.0660.012
16.4*289.6 - 0.1290.025
17.7*290.9 - 0.1950.040
18.6*291.8 - 0.2820.064
20.0293.2 94 0.4850.140
22.7*295.9 - 0.7450.336
25.9*299.1 - 0.8850.571
30.0303.2 4.25 x 103 0.9770.880

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

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