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 C6H12 84.161 110-82-7 Cyclohexane
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
homPmax 298.150 21.705 n.a. ~ 0.87500 Phase equilibrium DDBST from VLE 1
homPmax 298.150 21.758 n.a. 0.89000 Phase equilibrium DDBST from VLE 2
homPmax 313.150 40.663 n.a. 0.92000 Phase equilibrium DDBST from VLE 2

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

homPmax homogeneous pressure maximum

List of Qualitative Signs

~ Approximate Value

List of References

1 Arm H.; Bankay D.: Dampfdrücke, Dichten und thermodynamische Mischungsfunktionen des binären Systems Cyclohexan-Tetrahydrofuran bei 25°. Helv.Chim.Acta 52 (1969) 279-281
2 Deshpande D.D.; Oswal S.L.: 1. Excess Gibbs Free Energies and Excess Volumes. J.Chem.Thermodyn. 7 (1975) 155-159

Diagrams

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

Azeotropic Data Overview

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