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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
91 Heptane 142-82-5 C7H16 Overview Details
128 Octane 111-65-9 C8H18 Overview Details
140 1-Propanol 71-23-8 C3H8O Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 128 140 1-Propanol
91 Heptane 15 43
128 Octane 5

Heats of Mixing (HE)
DDB# Name 128 140 1-Propanol
91 Heptane 3 21
128 Octane 7

Gas Solubilities (GLE)
DDB# Name 128 140 1-Propanol
91 Heptane n.a. n.a.
128 Octane 1

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 128 140 1-Propanol
91 Heptane 11 18
128 Octane 21

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 128 140 1-Propanol
91 Heptane 1 18
128 Octane 2

(A)zeotropic Data (AZD)
DDB# Name 128 140 1-Propanol
91 Heptane 15 57
128 Octane 15

Solid-Liquid Equilibria (SLE)
DDB# Name 128 140 1-Propanol
91 Heptane 2 n.a.
128 Octane n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 128 140 1-Propanol
91 Heptane 65 30
128 Octane 12

Critical Data of Mixtures (CRI)
DDB# Name 128 140 1-Propanol
91 Heptane 2 3
128 Octane 2

Mixture Viscosities (VIS)
DDB# Name 128 140 1-Propanol
91 Heptane 58 27
128 Octane 27

Mixture Surface Tensions (MSFT)
DDB# Name 128 140 1-Propanol
91 Heptane n.a. 7
128 Octane 1

Mixture Speeds of Sound (MSOS)
DDB# Name 128 140 1-Propanol
91 Heptane 6 12
128 Octane 1

Mixture Thermal Conductivities (MTCN)
DDB# Name 128 140 1-Propanol
91 Heptane 1 n.a.
128 Octane n.a.

Mixture Dielectric Constants (MDEC)
DDB# Name 128 140 1-Propanol
91 Heptane n.a. 3
128 Octane n.a.

Mixture P-v-T Data (MPVT)
DDB# Name 128 140 1-Propanol
91 Heptane 8 5
128 Octane 36

Mixture Flash Points (MFLP)
DDB# Name 128 140 1-Propanol
91 Heptane 3 1
128 Octane 2

Diffusion Coefficients (DIF)
DDB# Name 128 140 1-Propanol
91 Heptane 3 n.a.
128 Octane 4

Further Thermodynamic Properties (X)
DDB# Name 128 140 1-Propanol
91 Heptane 2 1
128 Octane n.a.

Total
DDB# Name 128 140 1-Propanol
91 Heptane 195 246
128 Octane 136

Dortmund Data Bank Version: February 2024
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