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 C6H6 78.114 71-43-2 Benzene
2 C3H8O 60.096 67-63-0 2-Propanol
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 318.150 36.450 0.70400 n.a. n.a. Author 2
homPmax ~ 344.650 101.058 0.64223 n.a. Distillation Author 1
homPmax 344.850 101.325 0.60650 n.a. n.a. Author 3

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

homPmax homogeneous pressure maximum

List of Qualitative Signs

~ Approximate Value

List of References

1 Ryland G.: A Contribution to the Study of Liquid Mixtures of Constant Boiling-Point. Am.Chem.J. 22 (1899) 384-396
2 Brown I.; Fock W.; Smith F.: II. Ethanol and Isopropanol Systems. Aust.J.Chem. 9 (1956) 364-372
3 Udovenko V.V.; Mazanko T.F.; Plyngeu V.Ya.: Dampf-Flüssig-Gleichgewicht in Systemen Isopropanol - Wasser und Isopropanol - Benzol. Izv.Vyssh.Uchebn.Zaved.Khim.Khim.Tekhnol. 16 (1973) 686-688


Azeotropic Data of Benzene+2-Propanol
See larger image
Azeotropic Data of Benzene+2-Propanol
See larger image

Azeotropic Data Overview