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 C3H8O 60.096 67-63-0 2-Propanol
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
none n.a. 101.325 n.a. n.a. Phase equilibrium DDBST 1
none 303.150 n.a. n.a. n.a. n.a. Author from VLE 2
none 313.150 n.a. n.a. n.a. n.a. Author from VLE 3

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

none zeotropic

List of References

1 Kojima K.; Ochi K.; Nakazawa Y.: Relationship between Liquid Activity Coefficient and Composition for Ternary Systems. Int.Chem.Eng. 9 (1969) 342-347
2 Zielkiewicz J.; Oracz P.; Warycha S.: Total Vapour Pressure Measurements and Excess Gibbs Energies for the Binary Systems Methanol + Ethanol, Ethanol + 2,-Propanol, Benzene + Cyclohexane, Benzene + Carbon Tetrachloride and Benzene + Ethanol at 303.15 and 313.15 K. Fluid Phase Equilib. 58 (1990) 191-209
3 Oracz P.: Liquid-Vapor Equilibrium and Excess Gibbs Energy of 2-Propanol + 1-Alkanols (C1-C5) or + 2-Methyl-1-propanol. Int.Data Series Sel.Data Mixtures Ser. A 1989 (1989) 268-285

Azeotropic Data Overview