SDS Volume (4919)

Volume 77. Nitroalkanes with Water or Organic Solvents: Binary and Multicomponent Systems, p None

Original Measurements

Hwa, S. C. P.; Techo, R.; Ziegler, W. T.; J. Chem. Eng. Data 8, 409-11 (1963).

Variables:

Room Temp: 273 - 300 $\pu{K}$

Prepared by:

N.I. Lisov, V.P. Sazonov

Method/Apparatus/Procedure:

The synthetic and analytical methods were used as described in Vold and Vold [1]. The analytical method consisted of withdrawing a sample from each of the coexisting phases from an equilibrium cell in a constant temperature bath, and analyzing the chromatographic techniques. The temperature of the bath was controlled to $\pu{\pm 0.05 K}$.

Source and Purity of Materials:
  1. Commercial Solvents Corp.; purity 96 mole% with 3.9 mole% of 2-nitropropane; not purified.
  2. Philips Petroleum Co.; purity >99 mole%; not purified.
Estimated Errors:

Ambient temperature: to ±0.1 K (synthetic method).
Mass concentration (m/v) (1): Composition: ±0.5 mass% (analytical method).

References

1 Vold, R. D.; Vold, M. J.; Physical Methods of Organic Chemistry, Vol. 1 (Interscience, New York, 1945).

Components:
  1. Nitroethane, $\ce{ C2H5NO2 }$; [79-24-3] NIST WebBook
  2. 2-Methylpentane, $\ce{ C6H14 }$; [107-83-5] NIST WebBook
Experimental Data
Mutual solubility of nitroethane (1) and 2-methylpentane (2)
$T$ (°C) $T$ ($\pu{K}$) w1 $x_{1}$
-0.35272.80 86.3 0.879
2.05275.20 - -
3.80276.95 84.9 0.866
6.30279.45 - -
8.00281.15 83.1 0.850
8.75281.90 - -
10.85284.00 81.4 0.834
11.20284.35 - -
13.70286.85 79.9 0.820
13.75286.90 - -
15.95289.10 - -
17.80289.95 76.4 0.788
19.00292.15 - -
20.00293.15 74.1 0.767
20.25293.40 - -
21.00294.15 - -
23.4296.55 69.28 0.721
24.00297.15 67.6 0.705
24.20297.35 - -
25.20298.35 63.8 0.669
25.3298.45 - -
25.50298.65 - -
25.6298.75 - -
25.8298.95 61.88 0.651
26.2299.35 - -
26.6299.75 - -
26.6299.75 - -
26.7299.85 57.59 0.609
26.7299.85 53.12 0.565
26.7299.85 - -

(a) Obtained by synthetic method. All other data obtained by the analytical method.

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