IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Acetonitrile with Cyclohexane

Components:
   (1) Cyclohexane; C6H12; [110-82-7]  NIST Chemistry WebBook for detail
   (2) Acetonitrile; C2H3N; [75-05-8]  NIST Chemistry WebBook for detail

Original Measurements:
   Lakhanpal, M.L.; Mandal, N.J.; Ahuja, S.C., Indian J. Chem. 20A, 1008 (1981).

Variables:
   Temperature = 298 K to 321 K

Prepared By:
   Valerii P. Sazonov

Experimental Data:   (Notes on the Nomenclature)

Mutual solubility of acetonitrile (1) and cyclohexane (2)
t/°C	T/K	10² * Mass Fraction w₁ (compiler)	Mole Fraction x₁	Comment(s)
25.0	298.2	2.86	0.0569	Hydrocarbon-rich phase
26.9	300.1	3.50	0.06924	Hydrocarbon-rich phase
48.2	321.4	7.06	0.1348	Hydrocarbon-rich phase
25.0	298.2	90.87	0.9533	Acetonitrile-rich phase
26.9	300.1	90.00	0.9486	Acetonitrile-rich phase
48.2	321.4	76.99	0.8728	Acetonitrile-rich phase

Method/Apparatus/Procedure:
   The mutual solubilities of the components were determined with the help of Ziess interferometer. No experimental details were reported.

Source and Purity of Materials:
   (1) Source not specified; pure grade; twice distilled at first over P₂O₅, then over anhydrous potassium carbonate, boiling point = 80 °C.
   (2) AR; containing traces of benzene as an impurity; purified as in Lakhanpal et al.¹.

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

References:
   1. M. L. Lakhanpal, K. K. Kapoor, Lal Gurcharan, and H. G. Mandal, Indian J. Chem. 11, 471 (1973).