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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
50 Cyclohexane 110-82-7 C6H12 Overview Details
57 Dibutyl ether 142-96-1 C8H18O Overview Details
91 Heptane 142-82-5 C7H16 Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 57 91 Heptane
50 Cyclohexane 3 36
57 Dibutyl ether 2

Heats of Mixing (HE)
DDB# Name 57 91 Heptane
50 Cyclohexane 5 18
57 Dibutyl ether 6

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 57 91 Heptane
50 Cyclohexane 2 9
57 Dibutyl ether 2

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 57 91 Heptane
50 Cyclohexane n.a. 12
57 Dibutyl ether n.a.

(A)zeotropic Data (AZD)
DDB# Name 57 91 Heptane
50 Cyclohexane 2 30
57 Dibutyl ether 2

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 57 91 Heptane
50 Cyclohexane 4 71
57 Dibutyl ether 3

Critical Data of Mixtures (CRI)
DDB# Name 57 91 Heptane
50 Cyclohexane n.a. 3
57 Dibutyl ether n.a.

Mixture Viscosities (VIS)
DDB# Name 57 91 Heptane
50 Cyclohexane 1 13
57 Dibutyl ether 3

Mixture Surface Tensions (MSFT)
DDB# Name 57 91 Heptane
50 Cyclohexane n.a. 5
57 Dibutyl ether n.a.

Mixture Speeds of Sound (MSOS)
DDB# Name 57 91 Heptane
50 Cyclohexane 1 3
57 Dibutyl ether 1

Mixture Dielectric Constants (MDEC)
DDB# Name 57 91 Heptane
50 Cyclohexane n.a. n.a.
57 Dibutyl ether 1

Mixture P-v-T Data (MPVT)
DDB# Name 57 91 Heptane
50 Cyclohexane n.a. 13
57 Dibutyl ether 24

Diffusion Coefficients (DIF)
DDB# Name 57 91 Heptane
50 Cyclohexane n.a. 4
57 Dibutyl ether n.a.

Total
DDB# Name 57 91 Heptane
50 Cyclohexane 18 217
57 Dibutyl ether 44

Dortmund Data Bank Version: February 2024
What are "Sets" and "Points" in the Dortmund Data Bank? © Dortmund Data Bank  by  DDBST GmbH
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