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 C2H6O2 62.068 107-21-1 1,2-Ethanediol
2 C4H10O 74.123 71-36-3 1-Butanol
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Data Table

Azeotropic Type T [K] P [kPa] yaz,1 [mol/mol] yaz,2 [mol/mol] Measurement Method Evaluation Source
none n.a. 53.329 n.a. n.a. n.a. Author 3
none n.a. 96.659 n.a. n.a. n.a. Author 2
none n.a. 101.325 n.a. n.a. Distillation Author 1

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

none zeotropic

List of References

1 Lecat M.: Tome Premier: Azeotropes binaires orthobares. Tables Azeotropiques. Tome Premier: Azeotropes binaires orthobares (1949) 1-406
2 Mainkar S.V.; Mene P.S.: Binary Vapour Liquid Equilibria for n-Butanol Ethylene Glycol & n-Butyl Acetate-Ethylene Glycol Systems. Indian J.Technol. 8 (1970) 320-322
3 Villa Rivera J.E.: Application a la Deshydratation par Distillation des Melanges d'Alcools de Synthese. Thesis (1983)

Azeotropic Data Overview