IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Methanol with Octane (n-octane) and Water

Components:
   (1) Water; H2O; [7732-18-5]  NIST Chemistry WebBook for detail
   (2) Methanol (methyl alcohol); CH4O; [67-56-1]  NIST Chemistry WebBook for detail
   (3) Octane (n-octane); C8H18; [111-65-9]  NIST Chemistry WebBook for detail

Original Measurements:
   Budantseva, L.S.; Lesteva, T.M.; Nemstov, M.S., Zh. Fiz. Khim. 1976, 50, 1344. Deposited doc. 1976, VINITI 437-76.

Variables:
   Temperature = 293 K

Prepared By:
   A. Skrzecz

Experimental Data:   (Notes on the Nomenclature)

Compositions of coexisting phases
t/°C	T/K	Mass Fraction w₁ (compiler)	Mass Fraction w₂ (compiler)	Mole Fraction x₁	Mole Fraction x₂	Comment(s)
20	293.2	0.0000	0.999 932	0.0000	0.99957	hydrocarbon-rich phase
20	293.2	0.0005	0.9994	0.0018	0.9975	hydrocarbon-rich phase
20	293.2	0.0014	0.9985	0.0050	0.9943	hydrocarbon-rich phase
20	293.2	0.0026	0.9973	0.0092	0.9901	hydrocarbon-rich phase
20	293.2	0.0052	0.9947	0.0182	0.9811	hydrocarbon-rich phase
20	293.2	0.0080	0.9919	0.0279	0.9714	hydrocarbon-rich phase
20	293.2	0.0120	0.9879	0.0414	0.9579	hydrocarbon-rich phase
20	293.2	0.0198	0.9801	0.0671	0.9322	hydrocarbon-rich phase
20	293.2	0.0310	0.9688	0.1022	0.8966	hydrocarbon-rich phase
20	293.2	0.0489	0.9511	0.1550	0.8450	hydrocarbon-rich phase
20	293.2	0.0000	0.000 001	0.0000	0.000 000 2	hydrocarbon-poor phase
20	293.2	0.2700	0.000 11	0.1722	0.000 02	hydrocarbon-poor phase
20	293.2	0.4949	0.0005	0.3554	0.0001	hydrocarbon-poor phase
20	293.2	0.6392	0.0009	0.4995	0.0002	hydrocarbon-poor phase
20	293.2	0.7652	0.0038	0.6501	0.0009	hydrocarbon-poor phase
20	293.2	0.8268	0.0108	0.7390	0.0027	hydrocarbon-poor phase
20	293.2	0.8631	0.0200	0.8016	0.0052	hydrocarbon-poor phase
20	293.2	0.8912	0.0398	0.8694	0.0109	hydrocarbon-poor phase
20	293.2	0.8938	0.0800	0.9283	0.0233	hydrocarbon-poor phase
20	293.2	0.8707	0.1293	0.9600	0.0400	hydrocarbon-poor phase

Method/Apparatus/Procedure:
   The method was described in Ref. 1. No more details were reported in the paper.

Source and Purity of Materials:
   (1) Source not specified.
   (2) Source not specified.
   (3) Source not specified.

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

References:
   ¹ L. S. Budantseva, T. M. Lesteva, and M. S. Nemtsov, Zh. Fiz. Khim. 49, 1849 (1975).