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Dortmund Data Bank
Thermophysical Data for Process Design
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Query

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DDB# Name CAS-RN Formula
8 1,2-Ethanediol 107-21-1 C2H6O2 Overview Details
91 Heptane 142-82-5 C7H16 Overview Details
1990 N-Methylcaprolactam 2556-73-2 C7H13NO Overview Details
Search for mixtures containing this mixture as subsystem

Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol n.a. 5
91 Heptane 5

Heats of Mixing (HE)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol 3 2
91 Heptane 4

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol 60 n.a.
91 Heptane 21

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol 14 n.a.
91 Heptane 2

(A)zeotropic Data (AZD)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol 1 1
91 Heptane 2

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol n.a. 9
91 Heptane n.a.

Critical Data of Mixtures (CRI)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol 1 n.a.
91 Heptane n.a.

Mixture Viscosities (VIS)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol n.a. 3
91 Heptane 3

Mixture Speeds of Sound (MSOS)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol n.a. n.a.
91 Heptane 3

Mixture Thermal Conductivities (MTCN)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol n.a. 6
91 Heptane n.a.

Further Thermodynamic Properties (X)
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol 1 n.a.
91 Heptane n.a.

Total
DDB# Name 91 1990 N-Methylcaprolactam
8 1,2-Ethanediol 80 26
91 Heptane 40

Dortmund Data Bank Version: February 2024
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