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 C2H6O 46.069 64-17-5 Ethanol
2 C3H8O 60.096 67-63-0 2-Propanol
3 CH4O 32.042 67-56-1 Methanol
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] yaz,3 [mol/mol] Measurement Method Evaluation Source
none n.a. 101.000 n.a. n.a. n.a. Phase equilibrium DDBST from VLE 2
none n.a. 101.325 n.a. n.a. n.a. n.a. Author 1
none 333.150 n.a. n.a. n.a. n.a. Phase equilibrium DDBST from VLE 3

(yaz - vapor and liquid mole fraction)

List of Azeotrope Types

none zeotropic

List of References

1 Dribika M.M.; Rashed I.G.; Biddulph M.W.: Vapor-Liquid Equilibria in the Ternary Systems Methyl Alcohol-Ethyl Acohol-Isopropyl Acohol at Atmospheric Pressure. J.Chem.Eng.Data 30 (1985) 146-149
2 Jan D.-S.; Shiau H.-Y.; Tsai F.-N.: Isobaric Vapor-Liquid Equilibria for Methanol+Ethanol+2-Propanol and the Three Constituent Binary Systems. J.Chin.Inst.Chem.Eng. 25 (1994) 137-141
3 Nagata I.; Tamura K.; Miyai K.: Isothermal vapor-liquid equilibria of mixtures of (methanol + ethanol + 1-propanol or 2-propanol) at 333.15 K. Fluid Phase Equilib. 170 (2000) 37-48

Azeotropic Data Overview