IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Glass Ball as Bullet Solubility System: Nitromethane with 1-Hydropentadecafluoroheptane

   (1) 1-Hydropentadecafluoroheptane; C7HF15; [375-83-7]  NIST Chemistry WebBook for detail
   (2) Nitromethane; CH3NO2; [75-52-5]  NIST Chemistry WebBook for detail

Original Measurements:
   Konecky, J.O.; Deal, C.H., J. Phys. Chem. 67, 504-6 (1963).

   Temperature = 312 K to 373 K

Prepared By:
   V. P. Sazonov

Experimental Remarks:

   The mutual solubility of nitromethane and 1-hydropentadecafluoroheptane in volume fractions are presented over the temperature range in graphical form. The data in the following table were extracted by the compiler from the reported graphs.

Experimental Data:   (Notes on the Nomenclature)
Mutual solubility of nitromethane and 1-hydropentadecafluoroheptane
t/°C102 * Mass Fraction w1 (compiler) Mole Fraction x1 (compiler)Ø1Ø1 NoteComment(s) phase
38.5---2Nitromethane-rich phase
67.3---2Fluorohydrocarbon-rich phase
67.386.40.97590.62Nitromethane-rich phase
72.8---2Fluorohydrocarbon-rich phase
72.883.20.96888.32Nitromethane-rich phase
77.313.60.48819.32Fluorohydrocarbon-rich phase
77.3---2Nitromethane-rich phase
91.5---2Fluorohydrocarbon-rich phase
91.571.60.93979.32Nitromethane-rich phase
92.421.70.62729.62Fluorohydrocarbon-rich phase
92.4---2Nitromethane-rich phase
98.2---2Fluorohydrocarbon-rich phase phase
98.529.50.71738.92Fluorohydrocarbon-rich phase
98.5---2Nitromethane-rich phase
99.4---2Fluorohydrocarbon-rich phase
99.448.50.85158.92Nitromethane-rich phase
99.739.70.80050.02Fluorohydrocarbon-rich phase
99.7---2Nitromethane-rich phase
99.7---2Fluorohydrocarbon-rich phase
99.7-- (UCST)-2Nitromethane-rich phase
   The synthetic (cloud point) method using sealed Pyrex tubes was employed. All values reported are an average of at least three determinations agreeing within 0.2 °C or better. No further details were reported.

Source and Purity of Materials:
   (1) Source not specified; distilled on a ten plate microhelipod column at a reflux ratio of 5/1; b. p. = 101 °C/101.6 kPa.
   (2) Prepared by the decarboxylation of perfluorooctanoic acid; dried over phosphorus pentoxide and distilled on a ten plate microhelipod column at a reflux ratio of 5/1; b. p. = 95 °C/100.1 kPa, d(25 °C) = 1718 g·L-1.

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