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 C2H4O2 60.053 64-19-7 Acetic acid
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 298.150 n.a. n.a. n.a. n.a. Author 3
homPmax 353.170 101.325 0.97800 n.a. Distillation Author 1
homPmax 353.200 101.325 0.97414 n.a. Distillation Author 2

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

none zeotropic
homPmax homogeneous pressure maximum

List of References

1 Lecat M.: Tome Premier: Azeotropes binaires orthobares. Tables Azeotropiques. Tome Premier: Azeotropes binaires orthobares (1949) 1-406
2 Durrans T.H.: A Treatise on Distillation. Perfum.Essent.Oil Rec. 11 (1920) 154-198
3 Hovorka F.; Dreisbach D.: Vapor Pressure of Binary Systems I. Benzene and Acetic Acid. J.Am.Chem.Soc. 56 (1934) 1664-1666


Azeotropic Data of Benzene+Acetic acid
See larger image
Azeotropic Data of Benzene+Acetic acid
See larger image

Azeotropic Data Overview