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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
2-Butanol with 1-Heptene and Water
Components:
(1) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
(2) 1-Heptene; C7H14; [592-76-7]
NIST Chemistry WebBook
for detail
(3) 2-Butanol (sec-butanol, sec-butyl alcohol, (RS)-2-butanol, dl-2-butanol, DL-2-butanol); C4H10O; [78-92-2]
NIST Chemistry WebBook
for detail
Original Measurements:
Letcher, T.M.; Bricknell, B.C.; Sewry, I.D.; Radloff, S.E.; J. Chem. Eng. Data 39, 320-3 (1994).
Variables:
Temperature = 298 K
Prepared By:
A. Skrzecz
Experimental Data:
(Notes on the Nomenclature)
Compositions along the saturation curve
t/°C
T/K
Mass Fraction w
1
(compiler)
Mass Fraction w
2
(compiler)
Mole Fraction x
1
Mole Fraction x
2
25.0
298.2
0.000
1.000
0.000
1.000
25.0
298.2
0.114
0.880
0.142
0.828
25.0
298.2
0.217
0.770
0.255
0.683
25.0
298.2
0.366
0.607
0.391
0.489
25.0
298.2
0.418
0.548
0.430
0.426
25.0
298.2
0.505
0.446
0.485
0.323
25.0
298.2
0.587
0.345
0.520
0.231
25.0
298.2
0.654
0.245
0.521
0.147
25.0
298.2
0.703
0.153
0.498
0.082
25.0
298.2
0.723
0.078
0.452
0.037
25.0
298.2
0.661
0.000
0.322
0.000
25.0
298.2
0.190
0.000
0.054
0.000
25.0
298.2
0.088
0.005
0.023
0.001
25.0
298.2
0.000
0.000
0.000
0.000
Compositions of coexisting phases
t/°C
T/K
Mass Fraction w
1
(compiler)
Mass Fraction w
2
(compiler)
Mole Fraction x
1
Mole Fraction x
2
Comment(s)
25.0
298.2
0.627
0.289
0.527
0.183
organic-rich phase
25.0
298.2
0.376
0.596
0.400
0.478
organic-rich phase
25.0
298.2
0.139
0.852
0.170
0.785
organic-rich phase
25.0
298.2
0.153
0.000
0.042
0.000
water-rich phase
25.0
298.2
0.102
0.005
0.027
0.001
water-rich phase
25.0
298.2
0.044
0.000
0.011
0.000
water-rich phase
Method/Apparatus/Procedure:
The experimental methods have been described in Ref. 1. No more details were reported in the paper.
Source and Purity of Materials:
(1) Source not specified.
(2) Aldrich; distilled; purity >99.8 mole % by glc, p=0.692 65 g cm
-3
.
(3) Source not specified.
Estimated Errors:
Solubility: Not reported.
Temperature: Not reported.
References:
1
T. M. Letcher and P. Siswana, Fluid Phase Equilib. 74, 203 (1992).