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 C6H12 84.161 592-41-6 1-Hexene
2 C5H9NO 99.133 872-50-4 N-Methyl-2-pyrrolidone
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1-Hexene solved in N-Methyl-2-pyrrolidone

Temperature [K] Activity Coeff. at Inf. Dil. Measurement Method Source
288.15 7.3000 GLCN 1
293.15 8.0000 DILU 2
298.15 6.7000 GLCN 1

List of measurement methods

Short Term Explanation
DILU dilutor
GLCN GLC (not specified)

List of References

1 Masalscky T.; Popescu R.: Utilizarea coeficientilor de activitate la dilute infinita in studiul separarii hidrocarburilor olefinice si diolefinice. Rev.Chim. (Bucharest) 27 (1976) 292-295
2 Hradetzky G.; Wobst M.; Vopel H.; Bittrich H.J.: Measurement of Activity Coefficients in Highly Dilute Solutions Part I. Fluid Phase Equilib. 54 (1990) 133-145


Activity Coefficients at Infinite Dilution of 1-Hexene+N-Methyl-2-pyrrolidone
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Activity Coefficient at Infinite Dilution Data Overview