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 C4H10O 74.123 60-29-7 Diethyl ether
2 H2O 18.015 7732-18-5 Water
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
hetPmax n.a. 101.325 n.a. n.a. n.a. Author 1
hetPmax 298.150 71.960 0.96000 n.a. n.a. Author 2
hetPmax 308.150 104.698 0.94630 n.a. n.a. Author 2

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

hetPmax heterogeneous pressure maximum

List of References

1 Bonauguri E.; Carpani Z.; Dall'Orto D.: Parte II. Curve di equilibrio a pressione atmosferica dei sistemi binari; curve di distillazione, di ebollizione e di rugiada del sistema ternario. Chim.Ind. Milano 38 (1956) 768-777
2 Villamanan M.A.; Allawi A.J.; van Ness H.C.: Vapor-Liquid-Liquid Equilibrium and Heats of Mixing for Diethyl Ether/Water at 35 °C. J.Chem.Eng.Data 29 (1984) 431-435


Azeotropic Data of Diethyl ether+Water
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Azeotropic Data of Diethyl ether+Water
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Azeotropic Data Overview