SDS Volume (5034)

Volume 78. Acetonitrile Binary Systems, p None

Original Measurements

Hoerr, C. W.; Harwood, H. J.; Ralston, A. W.; J. Org. Chem. 9, 267-80 (1944).

Variables:

Room Temp: 293 - 331 $\pu{K}$

Prepared by:

N.V. Sazonov, V.P. Sazonov

Method/Apparatus/Procedure:

The solubility measurements were made with the equipment and in the manner described elsewhere [1,2].

Source and Purity of Materials:
  1. Source not specified; purity not specified.
  2. Source not specified; commercial product; purified by recrystallization; FP = 49.62°C.
Estimated Errors:

Ambient temperature: Not specified.
Mass concentration (m/v) (1): Not specified.

References

1 Hoerr, C. W.; Binkerd, E. F.; Pool, W. O.; Ralston, A. W.; J. Org. Chem. 9, 68-80 (1944).
2 Ralston, A. W.; Hoerr, C. W.; Pool, W. O.; Harwood, H. J.; J. Org. Chem. 9, 102-112 (1944).

Components:
  1. Acetonitrile, $\ce{ C2H3N }$; [75-05-8] NIST WebBook
  2. 1-Hexadecanol, $\ce{ C16H34O }$; [1454-85-9] NIST WebBook
Experimental Data

The solubilities of acetonitrile (1) and 1-hexadecanol (2) in mass percent including the region of immisciblity over the indicated temperature range were reported in graphical and tabular form. Monotectic equilibrium occurs at 44.5°C (317.7 K, compilers). The upper critical solution temperature was extracted from the reported graphs by the compilers and found to be 57.5°C (330.7 K).

Mutual solubility of acetonitrile (1) and 1-hexadecanol (2)
$T$ (°C) $T$ ($\pu{K}$) w1 MR2 (g1/100 g2) $x_{1}$
20.0293.2 -~0.1 -
30.0303.2 -1.1 -
38.4311.6 -- -
40.0313.2 -5.6 -
42.9316.1 -- -
45.0318.2 12.5- 0.458
46.2319.4 -- -
46.5319.7 6.4- 0.288
47.5320.7 19.8- 0.593
50.0323.2 -20.9 -
53.8327.0 -- -
54.5327.7 30.6- 0.723
57.1330.3 -- -
57.4330.6 47.5- 0.842
20.0293.2 99.90.1 0.999
30.0303.2 98.91.1 0.998
38.4311.6 96.4- 0.994
40.0313.2 94.75.6 0.991
42.9316.1 91.5- 0.985
45.0318.2 -- -
46.2319.4 86.8- 0.975
46.5319.7 -- -
47.5320.7 -- -
50.0323.2 82.720.9 0.966
53.8327.0 76.1- 0.950
54.5327.7 -- -
57.1330.3 63.6- 0.912
57.4330.6 -- -

(a) Solid-liquid equilibrium.

(b) Liquid-liquid equilibrium.

(c) These data were extracted by the compilers from the published graphs.

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