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 C4H10O 74.123 71-36-3 1-Butanol
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1-Butanol solved in 1,2-Ethanediol

Temperature [K] Activity Coeff. at Inf. Dil. Measurement Method Source
313.15 5.3800 GLCI 1
323.15 5.0400 GLCI 1
333.15 5.0000 GLCI 1

List of measurement methods

Short Term Explanation
GLCI GLC (without gas phase correction)

List of References

1 Endler I.: Untersuchungen zur Bestimmung der Grenzaktivitätskoeffizienten von Ethandiol- und 2,2-Oxy-Diethanol (Diethylenglycol)-Systemen. Thesis (1983)


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