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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
2-Propanol with Hexane (n-hexane) and Water
Components:
(1) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
(2) 2-Propanol (isopropanol, isopropyl alcohol); C3H8O; [67-63-0]
NIST Chemistry WebBook
for detail
(3) Hexane (n-hexane); C6H14; [110-54-3]
NIST Chemistry WebBook
for detail
Original Measurements:
Morozov, A.V.; Sarkisov, A.G.;Turovskii, V.B.; Ilyaskin, V.I., Dep. Doc. VINITI 102-78, 1 (1978).
Variables:
Temperature = 331 K
Prepared By:
A. Skrzecz
Experimental Data:
(Notes on the Nomenclature)
Compositions of coexisting phases
t/°C
T/K
Mass Fraction w
1
Mass Fraction w
2
Mole Fraction x
1
(compiler)
Mole Fraction x
2
(compiler)
Comment(s)
58
331.2
0.089
0.911
0.123
0.877
hydrocarbon-rich phase
58
331.2
0.126
0.847
0.171
0.829
hydrocarbon-rich phase
58
331.2
0.244
0.728
0.289
0.601
hydrocarbon-rich phase
58
331.2
0.306
0.644
0.332
0.487
hydrocarbon-rich phase
58
331.2
0.413
0.506
0.399
0.341
hydrocarbon-rich phase
58
331.2
0.508
0.328
0.396
0.178
hydrocarbon-rich phase
58
331.2
0.129
0.000
0.0425
0.0000
water-rich phase
58
331.2
0.280
0.0015
0.1046
0.0004
water-rich phase
58
331.2
0.391
0.012
0.1635
0.0035
water-rich phase
58
331.2
0.543
0.069
0.2880
0.0255
water-rich phase
58
331.2
0.544
0.232
0.3744
0.1113
water-rich phase
58
331.2
0.508
0.328
0.3957
0.1782
water-rich phase
Method/Apparatus/Procedure:
The analytical method was used. The compositions of both phases were determined by glc.
Source and Purity of Materials:
(1) Source not specified; dried, distilled, n(20°C,D)=1.3771, d(25°C,4°C)=0.7829.
(2) Source not specified; twice distilled, n(20°C,D)=1.3748, d(25°C,4°C)=0.6544.
(3) Doubly distilled.
Estimated Errors:
Solubility: Not reported.
Temperature: Comp. <5% relative, max. for water.