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IUPAC-NIST Solubility Database
NIST Standard Reference Database 106
Solubility System:
1-Butanol with Toluene and Water
Components:
(1) Water; H2O; [7732-18-5]
NIST Chemistry WebBook
for detail
(2) 1-Butanol (n-butanol, butyl alcohol, n-butyl alcohol); C4H10O; [71-36-3]
NIST Chemistry WebBook
for detail
(3) Toluene (methylbenzene); C7H8; [108-88-3]
NIST Chemistry WebBook
for detail
Original Measurements:
Shanahan, C.E., A. Analyst (London) 73, 502 (1948).
Variables:
Temperature = 293 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
(compiler)
Mole Fraction x
2
(compiler)
20
293.15
0.8013
0.0000
0.4950
0.0000
20
293.15
0.6667
0.2367
0.5314
0.1518
20
293.15
0.4625
0.4931
0.4439
0.3807
20
293.15
0.2344
0.7506
0.2605
0.6710
20
293.15
0.0000
0.9990
0.0000
0.9949
Method/Apparatus/Procedure:
The titration method was used. Binary toluene-butanol mixtures (100 g) of known compositions in 300 mL glass stoppered bottles were titrated with distilled water until a second phase appeared and persisted on prolonged vigorous shaking.
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.