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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
73 Dimethoxymethane 109-87-5 C3H8O2 Overview Details
91 Heptane 142-82-5 C7H16 Overview Details
174 Water 7732-18-5 H2O Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. 14
91 Heptane 2

Heats of Mixing (HE)
DDB# Name 91 174 Water
73 Dimethoxymethane 2 n.a.
91 Heptane 19

Gas Solubilities (GLE)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. n.a.
91 Heptane 5

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. 16
91 Heptane 63

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. 5
91 Heptane 46

(A)zeotropic Data (AZD)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. 12
91 Heptane 20

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 91 174 Water
73 Dimethoxymethane 2 4
91 Heptane 42

Critical Data of Mixtures (CRI)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. n.a.
91 Heptane 12

Mixture Viscosities (VIS)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. n.a.
91 Heptane 1

Mixture Surface Tensions (MSFT)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. n.a.
91 Heptane 14

Mixture P-v-T Data (MPVT)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. n.a.
91 Heptane 23

Further Thermodynamic Properties (X)
DDB# Name 91 174 Water
73 Dimethoxymethane n.a. 1
91 Heptane 12

Total
DDB# Name 91 174 Water
73 Dimethoxymethane 4 52
91 Heptane 259

Dortmund Data Bank Version: February 2024
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