Dortmund Data Bank

Activity Coefficients at Infinite Dilution

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 C2H6O2 62.068 107-21-1 1,2-Ethanediol
2 C6H12 84.161 110-82-7 Cyclohexane
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Cyclohexane solved in 1,2-Ethanediol

Temperature [K] Activity Coeff. at Inf. Dil. Measurement Method Source
293.15 253.80 GLCI 1
293.15 278.00 GLCN 2
293.15 280.00 GLCR 3

List of measurement methods

Short Term Explanation
GLCI GLC (without gas phase correction)
GLCN GLC (not specified)
GLCR GLC (with gas phase correction)

List of References

1 Wardencki W.; Tameesh A.H.: Evaluation of Extraction Properties of N-Methylpyrrolidone and Ethylene Glycol Mixtures by Gas Chromatography. J.Chem.Tech.Biotechnol. 31 (1981) 86-92
2 Elsner T.; Hradetzky G.; Bittrich H.-J.: Teil IX: Grenzaktivitätskoeffizienten und Grenzselektivitäten von Kohlenwasserstoffen in N-Methylpyrrolidon, Ethandiol und deren Mischungen. Chem.Techn.(Leipzig) 38 (1986) 120-121
3 Elsner Th.: . Thesis (1985)


Activity Coefficients at Infinite Dilution of 1,2-Ethanediol+Cyclohexane
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Activity Coefficient at Infinite Dilution Data Overview