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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
11 Ethanol 64-17-5 C2H6O Overview Details
50 Cyclohexane 110-82-7 C6H12 Overview Details
120 2-Methyl-1-propanol 78-83-1 C4H10O Overview Details
140 1-Propanol 71-23-8 C3H8O 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 50 120 140 174 Water
11 Ethanol 60 18 56 372
50 Cyclohexane 6 18 15
120 2-Methyl-1-propanol 11 49
140 1-Propanol 91

Heats of Mixing (HE)
DDB# Name 50 120 140 174 Water
11 Ethanol 79 2 8 141
50 Cyclohexane 3 34 67
120 2-Methyl-1-propanol 2 9
140 1-Propanol 50

Gas Solubilities (GLE)
DDB# Name 50 120 140 174 Water
11 Ethanol 1 n.a. 1 10
50 Cyclohexane n.a. n.a. 6
120 2-Methyl-1-propanol n.a. 6
140 1-Propanol 8

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 50 120 140 174 Water
11 Ethanol 44 4 6 77
50 Cyclohexane 1 15 67
120 2-Methyl-1-propanol n.a. 27
140 1-Propanol 58

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 50 120 140 174 Water
11 Ethanol n.a. n.a. n.a. n.a.
50 Cyclohexane n.a. n.a. 66
120 2-Methyl-1-propanol n.a. 66
140 1-Propanol n.a.

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 50 120 140 174 Water
11 Ethanol 17 n.a. 2 65
50 Cyclohexane n.a. 4 1
120 2-Methyl-1-propanol n.a. 20
140 1-Propanol 120

(A)zeotropic Data (AZD)
DDB# Name 50 120 140 174 Water
11 Ethanol 81 14 29 288
50 Cyclohexane 15 44 29
120 2-Methyl-1-propanol 12 45
140 1-Propanol 111

Solid-Liquid Equilibria (SLE)
DDB# Name 50 120 140 174 Water
11 Ethanol 2 n.a. n.a. 35
50 Cyclohexane 1 2 n.a.
120 2-Methyl-1-propanol n.a. 3
140 1-Propanol 11

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 50 120 140 174 Water
11 Ethanol 41 9 21 589
50 Cyclohexane 11 28 n.a.
120 2-Methyl-1-propanol 5 21
140 1-Propanol 330

Critical Data of Mixtures (CRI)
DDB# Name 50 120 140 174 Water
11 Ethanol 2 n.a. n.a. 9
50 Cyclohexane n.a. 2 1
120 2-Methyl-1-propanol n.a. n.a.
140 1-Propanol 2

Mixture Viscosities (VIS)
DDB# Name 50 120 140 174 Water
11 Ethanol 31 1 13 373
50 Cyclohexane 6 17 n.a.
120 2-Methyl-1-propanol 10 9
140 1-Propanol 257

Mixture Surface Tensions (MSFT)
DDB# Name 50 120 140 174 Water
11 Ethanol 4 n.a. n.a. 50
50 Cyclohexane n.a. 1 3
120 2-Methyl-1-propanol n.a. 3
140 1-Propanol 28

Mixture Speeds of Sound (MSOS)
DDB# Name 50 120 140 174 Water
11 Ethanol 7 16 1 45
50 Cyclohexane 9 18 n.a.
120 2-Methyl-1-propanol n.a. 12
140 1-Propanol 159

Mixture Thermal Conductivities (MTCN)
DDB# Name 50 120 140 174 Water
11 Ethanol 4 n.a. 1 61
50 Cyclohexane n.a. 1 n.a.
120 2-Methyl-1-propanol n.a. n.a.
140 1-Propanol 36

Mixture Dielectric Constants (MDEC)
DDB# Name 50 120 140 174 Water
11 Ethanol 29 5 5 35
50 Cyclohexane 1 6 n.a.
120 2-Methyl-1-propanol 5 3
140 1-Propanol 22

Mixture P-v-T Data (MPVT)
DDB# Name 50 120 140 174 Water
11 Ethanol 12 n.a. 30 134
50 Cyclohexane n.a. n.a. 1
120 2-Methyl-1-propanol n.a. 2
140 1-Propanol 33

Mixture Flash Points (MFLP)
DDB# Name 50 120 140 174 Water
11 Ethanol n.a. n.a. 1 14
50 Cyclohexane n.a. n.a. n.a.
120 2-Methyl-1-propanol n.a. 5
140 1-Propanol 8

Gas Hydrate Data (GHD)
DDB# Name 50 120 140 174 Water
11 Ethanol n.a. n.a. n.a. 1
50 Cyclohexane n.a. n.a. n.a.
120 2-Methyl-1-propanol n.a. n.a.
140 1-Propanol n.a.

Electrical Conductivities (ECND)
DDB# Name 50 120 140 174 Water
11 Ethanol n.a. n.a. 1 9
50 Cyclohexane n.a. n.a. n.a.
120 2-Methyl-1-propanol n.a. n.a.
140 1-Propanol 5

Diffusion Coefficients (DIF)
DDB# Name 50 120 140 174 Water
11 Ethanol 2 n.a. n.a. 48
50 Cyclohexane n.a. 1 n.a.
120 2-Methyl-1-propanol n.a. 1
140 1-Propanol 6

Further Thermodynamic Properties (X)
DDB# Name 50 120 140 174 Water
11 Ethanol 2 n.a. 1 122
50 Cyclohexane n.a. n.a. 5
120 2-Methyl-1-propanol n.a. 5
140 1-Propanol 64

Total
DDB# Name 50 120 140 174 Water
11 Ethanol 418 69 176 2478
50 Cyclohexane 53 191 261
120 2-Methyl-1-propanol 45 286
140 1-Propanol 1399

Dortmund Data Bank Version: February 2024
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