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 C4H8O 72.107 109-99-9 Tetrahydrofuran
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. n.a. Author 2
none n.a. 101.325 n.a. n.a. n.a. Author 1
none 298.150 n.a. n.a. n.a. Phase equilibrium DDBST 3

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

none zeotropic

List of References

1 Nazarov V.V.; Generalova T.V.; Shalygin V.A.; Bernshtein L.A.: Liquid-Vapor Equilibrium in the Systems Diethyl Ether-Tetrahydrofuran and Tetrahydrofuran-Toluene. Zh.Prikl.Khim. 51 (1978) 1198-1199
2 Klon-Palczewska M.; Cholinski J.; Wyrzykowska-Stankiewicz D.: Isobaric Vapour-Liquid Equilibrium in Binary Organic Solvent Mixtures. Chem.Stosow. 24 (1980) 197-209
3 Arm H.; Bankay D.; Schaller R.; Waelti M.: Systeme Tetrahydrofuran-Diäthyläther und Methanol-Tetrahydrofuran bei 25°. Helv.Chim.Acta 49 (1966) 2598-2605

Azeotropic Data Overview