IUPAC-NIST Solubility Database
NIST Standard Reference Database 106

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 Solubility System: 2-Propanol with Benzene and Water

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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) Benzene; C6H6; [71-43-2]  NIST Chemistry WebBook for detail

Original Measurements:
   Udovenko, V.V.; Mazanko, T.E., Zh. Fiz. Khim. 41, 395 (1967).

Variables:
   Temperature = 303 K - 333 K

Prepared By:
   A. Skrzecz

Experimental Data:   (Notes on the Nomenclature)
  

Compositions of coexisting phases

t/°C	T/K	Mass Fraction w1	Mass Fraction w2	Mole Fraction x1 (compiler)	Mole Fraction x2 (compiler)	Comment(s)
30	303.2	0.012	0.986	0.0154	0.9760	hydrocarbon-rich phase
30	303.2	0.029	0.968	0.0370	0.9502	hydrocarbon-rich phase
30	303.2	0.054	0.937	0.0671	0.8956	hydrocarbon-rich phase
30	303.2	0.118	0.872	0.1435	0.8159	hydrocarbon-rich phase
30	303.2	0.133	0.853	0.1591	0.7850	hydrocarbon-rich phase
30	303.2	0.236	0.732	0.2605	0.6217	hydrocarbon-rich phase
30	303.2	0.320	0.625	0.3251	0.4885	hydrocarbon-rich phase
30	303.2	0.056	0.002	0.0175	0.0005	water-rich phase
30	303.2	0.120	0.003	0.0394	0.0008	water-rich phase
30	303.2	0.155	0.007	0.0524	0.0018	water-rich phase
30	303.2	0.195	0.010	0.0683	0.0027	water-rich phase
30	303.2	0.210	0.012	0.0746	0.0033	water-rich phase
30	303.2	0.236	0.014	0.0859	0.0039	water-rich phase
30	303.2	0.320	0.020	0.1261	0.0061	water-rich phase
45	318.2	0.023	0.975	0.0295	0.9619	hydrocarbon-rich phase
45	318.2	0.076	0.915	0.0938	0.8691	hydrocarbon-rich phase
45	318.2	0.110	0.880	0.1341	0.8253	hydrocarbon-rich phase
45	318.2	0.161	0.825	0.1911	0.7534	hydrocarbon-rich phase
45	318.2	0.275	0.685	0.2940	0.5634	hydrocarbon-rich phase
45	318.2	0.398	0.500	0.3544	0.3426	hydrocarbon-rich phase
45	318.2	0.054	0.002	0.0169	0.0005	water-rich phase
45	318.2	0.113	0.003	0.0369	0.0008	water-rich phase
45	318.2	0.150	0.007	0.0505	0.0018	water-rich phase
45	318.2	0.165	0.010	0.0564	0.0026	water-rich phase
45	318.2	0.204	0.014	0.0723	0.0038	water-rich phase
45	318.2	0.242	0.019	0.0889	0.0054	water-rich phase
60	333.2	0.018	0.980	0.0231	0.9683	water-rich phase
60	333.2	0.038	0.955	0.0477	0.9229	hydrocarbon-rich phase
60	333.2	0.079	0.912	0.0975	0.8655	hydrocarbon-rich phase
60	333.2	0.158	0.822	0.1843	0.7378	hydrocarbon-rich phase
60	333.2	0.180	0.798	0.2075	0.7078	hydrocarbon-rich phase
60	333.2	0.255	0.703	0.2725	0.5779	hydrocarbon-rich phase
60	333.2	0.290	0.660	0.3007	0.5264	hydrocarbon-rich phase
60	333.2	0.330	0.600	0.3219	0.4503	hydrocarbon-rich phase
60	333.2	0.455	0.390	0.3577	0.2359	hydrocarbon-rich phase
60	333.2	0.475	0.325	0.3412	0.1796	hydrocarbon-rich phase
60	333.2	0.032	0.004	0.0098	0.0009	water-rich phase
60	333.2	0.062	0.006	0.0195	0.0015	water-rich phase
60	333.2	0.104	0.007	0.0338	0.0018	water-rich phase
60	333.2	0.145	0.008	0.0487	0.0021	water-rich phase
60	333.2	0.152	0.008	0.0513	0.0021	water-rich phase
60	333.2	0.165	0.012	0.0565	0.0032	water-rich phase
60	333.2	0.179	0.013	0.0621	0.0035	water-rich phase
60	333.2	0.197	0.015	0.0694	0.0041	water-rich phase
60	333.2	0.236	0.021	0.0864	0.0059	water-rich phase
60	333.2	0.266	0.027	0.1006	0.0079	water-rich phase

Method/Apparatus/Procedure:
   The method was not reported. Liquid-liquid equilibrium data were presented together with vapor pressure and vapor composition over the two-phase liquid mixtures.

Source and Purity of Materials:
   (1) Source not specified; b.p.=81.4°C at 750 Torr, d(30°C,4°C)=0.7971, n(25°C,D)=1.3749.
   (2) Source not specified; purified; b.p.=79.0°C at 752.5 Torr, d(30°C,4°C)=0.8680, n(25°C,D)=1.4980.
   (3) Source not specified.

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

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Last updated: February 18, 2015 (Created: August 17, 2007)