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.

Components

No. Formula Molar Mass CAS Registry Number Name
1 C4H8O 72.107 109-99-9 Tetrahydrofuran
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
homPmax 298.150 21.810 0.94100 n.a. Phase equilibrium DDBST 1
homPmax 336.560 101.325 0.80000 n.a. n.a. Author 2
homPmax 337.870 101.325 0.82800 n.a. Phase equilibrium DDBST 3

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

homPmax homogeneous pressure maximum

List of References

1 Shnitko V.A.; Kogan V.B.: Liquid-Vapor Equilibrium in the Systems Tetrahydrofuran-Water and Tetrahydrofuran-Ethylene Glycol and a Method for Dehydration of Tetrahydrofuran. J.Appl.Chem.USSR 41 (1968) 1236-1242
2 Pinder K.L.: Activity of Water in Solution with Tetrahydrofuran. J.Chem.Eng.Data 18 (1973) 275-277
3 Cigna R.; Sebastiani E.: Equilibrio liquido-vapore del sistema tetraidrofurano-acqua a pressione atmosferica. Ann.Chim.(Rome) 54 (1964) 1048-1059

Diagrams

Azeotropic Data of Tetrahydrofuran+Water
See larger image 		Azeotropic Data of Tetrahydrofuran+Water
See larger image

Azeotropic Data Overview

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