Dortmund Data Bank

Azeotropic Data

The experimental data shown in these pages are freely available and have been published already in the DDB Explorer Edition. The data represent a small sub list of all available data in the Dortmund Data Bank. For more data or any further information please search the DDB or contact DDBST.


No. Formula Molar Mass CAS Registry Number Name
1 C2H6O 46.069 64-17-5 Ethanol
2 C6H14 86.177 110-54-3 Hexane
Search the DDB for all data of this mixture

Data Table

Azeotropic Type T [K] P [kPa] yaz,1 [mol/mol] yaz,2 [mol/mol] Measurement Method Evaluation Source
homPmax 298.150 24.755 n.a. 0.73900 Phase equilibrium DDBST 1
homPmax 318.150 60.138 n.a. 0.67600 Phase equilibrium DDBST 3
homPmax 323.150 72.841 n.a. 0.65400 Phase equilibrium DDBST 2

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

homPmax homogeneous pressure maximum

List of References

1 Smith V.C.; Robinson, Jr.R.L.: Vapor-Liquid Equilibria at 25°C in the Binary Mixtures Formed by Hexane, Benzene and Ethanol. J.Chem.Eng.Data 15 (1970) 391-395
2 Diaz Pena M.; Rodriguez Cheda D.: I. Los Sistemas Benceno + Ciclohexano a 70 C y Metanol + n-Hexano a 50 C. Anal.Quim. 66 (1970) 721-735
3 O'Shea S.J.; Stokes R.H.: Activity Coefficients and Excess Partial Molar Enthalpies for (Ethanol + Hexane) from 283 to 318 K. J.Chem.Thermodyn. 18 (1986) 691-696


Azeotropic Data of Ethanol+Hexane
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Azeotropic Data of Ethanol+Hexane
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Azeotropic Data Overview