IUPAC-NIST Solubilities Database

IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

Solubility System: Benzene with Water

Components:
   (1) Water; H2O; [7732-18-5]  NIST Chemistry WebBook for detail
   (2) Benzene; C6H6; [71-43-2]  NIST Chemistry WebBook for detail

Original Measurements:
   Franks, F.; Gent, M.; Johnson, H.H., J. Chem. Soc. 1963, 2716-23.

Variables:
   Temperature = 17-63 °C

Prepared By:
   A. Maczynski and Z. Maczynska

Experimental Data:   (Notes on the Nomenclature)

Solubility of benzene in water
T/K	g₁/100 g solution (compiler)	10⁴ * Mole Fraction x₁
290.2	0.171	3.95
295.2	0.172	3.97
299.2	0.173	3.99
302.2	0.174	4.02
305.2	0.178	4.12
308.2	0.182	4.20
313.7	0.190	4.39
315.2	0.191	4.40
317.2	0.193	4.45
319.2	0.198	4.57
324.2	0.207	4.78
329.2	0.218	5.03
334.2	0.230	5.31
336.2	0.235	5.42

Method/Apparatus/Procedure:
   The absorbance of saturated solutions of (2) in (1) were measured directly at 254 nm on a Unicam S.P. 500 spectrophotometer.

Source and Purity of Materials:
   (1) source not specified; thiophenefree; recrystallized twice from ethanol, washed, filtered through silica gel and distilled.
   (2) deionized and doubly distilled from alkaline potassium permanganate and aqueous phosphoric acid.

Estimated Errors:

   Temperature: ± 0.05 K
absorbance ± 0.5%