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 C6H6 78.114 71-43-2 Benzene
2 C6H12 84.161 110-82-7 Cyclohexane
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 333.150 57.619 0.52030 n.a. n.a. Author 1
homPmax 350.650 101.325 0.55000 n.a. n.a. Author 3
homPmax 350.770 101.325 0.54500 n.a. n.a. Author 2

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

homPmax homogeneous pressure maximum

List of References

1 Boublik T.: An Estimate of Limiting Values of Relative Volatility with Help of the Theorem of Corresponding. Collect.Czech.Chem.Commun. 28 (1963) 1771-1779
2 Sieg L.: Flüssigkeit-Dampf-Gelichgewichte in binären Systemen von Kohlenwasserstoffen verschiedenen Typs. Chem.Ing.Tech. CIT 22 (1950) 322-326
3 Darmois R.; Darmois J.: Etude de l´Equilibre Liquide-Vapeur, Benzene-Cyclohexane. J.Chim.Phys.Phys.-Chim.Biol. 61 (1964) 830-835


Azeotropic Data of Benzene+Cyclohexane
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Azeotropic Data of Benzene+Cyclohexane
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Azeotropic Data Overview