IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

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 Solubility System: Nitromethane with 2-Methylbutane

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Components:
   (1) Nitromethane; CH3NO2; [75-52-5]  NIST Chemistry WebBook for detail
   (2) 2-Methylbutane; C5H12; [78-78-4]  NIST Chemistry WebBook for detail

Original Measurements:
   Rolla, M.; Franzosini, P.; Riccardi, R. L., Bottelli, Z. Naturforsch. 22A, 48-53 (1967).

Variables:
   Temperature = 351 K to 369 K

Prepared By:
   V. P. Sazonov

Experimental Data:   (Notes on the Nomenclature)
  

Mutual solubility of nitromethane and 2-methylbutane

t/°C	T/K	102 * Mass Fraction w1 (compiler)	Mole Fraction x1	Comment(s)
77.7	350.9	-	-	Hydrocarbon-rich phase
77.7	350.9	81.6	0.840	Nitromethane-rich phase
80.9	354.1	-	-	Hydrocarbon-rich phase
80.9	354.1	80.2	0.827	Nitromethane-rich phase
81.3	354.5	17.6	0.202	Hydrocarbon-rich phase
81.3	354.5	-	-	Nitromethane-rich phase
89.4	362.6	-	-	Hydrocarbon-rich phase
89.4	362.6	74.6	0.776	Nitromethane-rich phase
90.5	363.7	27.3	0.307	Hydrocarbon-rich phase
90.5	363.7	-	-	Nitromethane-rich phase
90.8	364.0	-	-	Hydrocarbon-rich phase
90.8	364.0	73.4	0.765	Nitromethane-rich phase
94.4	367.6	33.4	0.372	Hydrocarbon-rich phase
94.4	367.6	-	-	Nitromethane-rich phase
94.8	368.0	-	-	Hydrocarbon-rich phase
94.8	368.0	66.2	0.698	Nitromethane-rich phase
95.1	368.3	37.4	0.414	Hydrocarbon-rich phase
95.1	368.3	-	-	Nitromethane-rich phase
95.2	368.4	-	-	Hydrocarbon-rich phase
95.2	368.4	64.0	0.678	Nitromethane-rich phase
96.1	369.3	44.7	0.489	Hydrocarbon-rich phase
96.1	369.3	55.2	0.593	Nitromethane-rich phase
96.2	369.4	48.6	0.528	Hydrocarbon-rich phase
96.2	369.4	51.6	0.558	Nitromethane-rich phase
96.2	369.4	49.8	0.540	Hydrocarbon-rich phase
96.2	369.4	49.8 (UCST)	0.540	Nitromethane-rich phase

Method/Apparatus/Procedure:
   The synthetic method, described in detail by Franzosini,¹ was employed. No further details were reported.

Source and Purity of Materials:
   (1) Carlo Erba; RP material; dried by passing their vapors through a tube filled with P₂O₅; f. p. = -29.15 °C.
   (2) Fluka AG; puriss grade material; purification as above.

Estimated Errors:
   Solubility: Not specified.
   Temperature: Not specified.
   Pressure: Not specified.

References:
   ¹ P. Franzosini, Z. Naturforsch. 18A, 224 (1963).

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Last updated: February 18, 2015 (Created: August 17, 2007)