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 C6H12 84.161 110-82-7 Cyclohexane
2 C3H8O 60.096 67-63-0 2-Propanol
3 H2O 18.015 7732-18-5 Water
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Data Table

Azeotropic Type T [K] P [kPa] yaz,1 [mol/mol] yaz,2 [mol/mol] yaz,3 [mol/mol] Measurement Method Evaluation Source
hetPmax 337.450 101.325 0.56600 0.22200 n.a. n.a. Author 2
hetPmax 337.450 101.325 0.54842 0.19199 n.a. Distillation Author 1

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

hetPmax heterogeneous pressure maximum

List of References

1 Lecat M.: L´azéotropisme. La tension de vapeur des mélanges de liquides. L´azéotropisme (1918) 1-319
2 Verhoeye L.A.J.: The System Cyclohexane-2-Propanol-Water. J.Chem.Eng.Data 13 (1968) 462-467

Azeotropic Data Overview