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 C3H6O 58.080 67-64-1 Acetone
2 C2H6O 46.069 64-17-5 Ethanol
3 C6H14 86.177 110-54-3 Hexane
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Data Table

Azeotropic Type T [K] P [kPa] yaz,1 [mol/mol] yaz,2 [mol/mol] yaz,3 [mol/mol] Measurement Method Evaluation Source
none n.a. 101.320 n.a. n.a. n.a. Distillation Author 1
homPmax 360.520 304.000 0.61630 n.a. 0.35250 Distillation Author 1
homPmax 379.170 506.000 0.55330 n.a. 0.35430 Distillation Author 1

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

none zeotropic
homPmax homogeneous pressure maximum

List of References

1 Yan X.; Wang Q.; Chen G.; Han S.: Determination of Azeotropes at Superatmospheric Pressures for Binary and Ternary Systems. Huagong-Xuebao / CIESC J. 47 (1996) 106-109

Azeotropic Data Overview