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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
39 1-Butanol 71-36-3 C4H10O Overview Details
57 Dibutyl ether 142-96-1 C8H18O Overview Details
120 2-Methyl-1-propanol 78-83-1 C4H10O 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 57 120 174 Water
39 1-Butanol 30 18 75
57 Dibutyl ether 9 1
120 2-Methyl-1-propanol 49

Heats of Mixing (HE)
DDB# Name 57 120 174 Water
39 1-Butanol 12 4 27
57 Dibutyl ether 2 n.a.
120 2-Methyl-1-propanol 9

Gas Solubilities (GLE)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. n.a. 12
57 Dibutyl ether n.a. 1
120 2-Methyl-1-propanol 6

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 57 120 174 Water
39 1-Butanol 1 n.a. 75
57 Dibutyl ether n.a. 19
120 2-Methyl-1-propanol 27

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. n.a. 184
57 Dibutyl ether n.a. 15
120 2-Methyl-1-propanol 66

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. n.a. 14
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 20

(A)zeotropic Data (AZD)
DDB# Name 57 120 174 Water
39 1-Butanol 25 11 101
57 Dibutyl ether 10 7
120 2-Methyl-1-propanol 45

Solid-Liquid Equilibria (SLE)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. n.a. 11
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 3

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 57 120 174 Water
39 1-Butanol 3 21 72
57 Dibutyl ether n.a. 1
120 2-Methyl-1-propanol 21

Critical Data of Mixtures (CRI)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. 1 n.a.
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol n.a.

Mixture Viscosities (VIS)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. 22 45
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 9

Mixture Surface Tensions (MSFT)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. n.a. 15
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 3

Mixture Speeds of Sound (MSOS)
DDB# Name 57 120 174 Water
39 1-Butanol 4 n.a. 21
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 12

Mixture Dielectric Constants (MDEC)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. 5 11
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 3

Mixture P-v-T Data (MPVT)
DDB# Name 57 120 174 Water
39 1-Butanol 30 3 10
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 2

Mixture Flash Points (MFLP)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. 1 9
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 5

Electrical Conductivities (ECND)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. n.a. 2
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol n.a.

Diffusion Coefficients (DIF)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. n.a. 9
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 1

Further Thermodynamic Properties (X)
DDB# Name 57 120 174 Water
39 1-Butanol n.a. n.a. 33
57 Dibutyl ether n.a. n.a.
120 2-Methyl-1-propanol 5

Total
DDB# Name 57 120 174 Water
39 1-Butanol 105 86 726
57 Dibutyl ether 21 44
120 2-Methyl-1-propanol 286

Dortmund Data Bank Version: February 2024
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