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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
89 Hexane 110-54-3 C6H14 Overview Details
134 Pentane 109-66-0 C5H12 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 89 134 174 Water
11 Ethanol 60 58 22 372
50 Cyclohexane 33 4 15
89 Hexane 7 32
134 Pentane 15

Heats of Mixing (HE)
DDB# Name 50 89 134 174 Water
11 Ethanol 79 58 1 141
50 Cyclohexane 93 2 67
89 Hexane 6 16
134 Pentane 10

Gas Solubilities (GLE)
DDB# Name 50 89 134 174 Water
11 Ethanol 1 1 n.a. 10
50 Cyclohexane n.a. n.a. 6
89 Hexane n.a. 7
134 Pentane 14

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 50 89 134 174 Water
11 Ethanol 44 47 29 77
50 Cyclohexane 12 4 67
89 Hexane 4 80
134 Pentane 57

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 50 89 134 174 Water
11 Ethanol n.a. n.a. n.a. n.a.
50 Cyclohexane n.a. n.a. 66
89 Hexane n.a. 58
134 Pentane 27

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 50 89 134 174 Water
11 Ethanol 17 n.a. n.a. 65
50 Cyclohexane 3 n.a. 1
89 Hexane n.a. n.a.
134 Pentane n.a.

(A)zeotropic Data (AZD)
DDB# Name 50 89 134 174 Water
11 Ethanol 81 75 22 288
50 Cyclohexane 31 4 29
89 Hexane 5 37
134 Pentane 21

Solid-Liquid Equilibria (SLE)
DDB# Name 50 89 134 174 Water
11 Ethanol 2 n.a. n.a. 35
50 Cyclohexane 6 n.a. n.a.
89 Hexane n.a. n.a.
134 Pentane n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 50 89 134 174 Water
11 Ethanol 41 90 1 589
50 Cyclohexane 83 13 n.a.
89 Hexane 11 43
134 Pentane 15

Critical Data of Mixtures (CRI)
DDB# Name 50 89 134 174 Water
11 Ethanol 2 7 3 9
50 Cyclohexane 3 1 1
89 Hexane 3 22
134 Pentane 14

Mixture Viscosities (VIS)
DDB# Name 50 89 134 174 Water
11 Ethanol 31 29 1 373
50 Cyclohexane 44 4 n.a.
89 Hexane 1 n.a.
134 Pentane n.a.

Mixture Surface Tensions (MSFT)
DDB# Name 50 89 134 174 Water
11 Ethanol 4 11 n.a. 50
50 Cyclohexane 6 1 3
89 Hexane n.a. 27
134 Pentane 5

Mixture Speeds of Sound (MSOS)
DDB# Name 50 89 134 174 Water
11 Ethanol 7 8 1 45
50 Cyclohexane 7 n.a. n.a.
89 Hexane 12 n.a.
134 Pentane n.a.

Mixture Thermal Conductivities (MTCN)
DDB# Name 50 89 134 174 Water
11 Ethanol 4 3 n.a. 61
50 Cyclohexane 1 n.a. n.a.
89 Hexane 47 n.a.
134 Pentane n.a.

Mixture Dielectric Constants (MDEC)
DDB# Name 50 89 134 174 Water
11 Ethanol 29 17 n.a. 35
50 Cyclohexane 1 n.a. n.a.
89 Hexane n.a. n.a.
134 Pentane n.a.

Mixture P-v-T Data (MPVT)
DDB# Name 50 89 134 174 Water
11 Ethanol 12 23 1 134
50 Cyclohexane 25 1 1
89 Hexane n.a. 146
134 Pentane 127

Mixture Flash Points (MFLP)
DDB# Name 50 89 134 174 Water
11 Ethanol n.a. 4 n.a. 14
50 Cyclohexane n.a. n.a. n.a.
89 Hexane n.a. n.a.
134 Pentane n.a.

Gas Hydrate Data (GHD)
DDB# Name 50 89 134 174 Water
11 Ethanol n.a. n.a. n.a. 1
50 Cyclohexane n.a. n.a. n.a.
89 Hexane n.a. n.a.
134 Pentane n.a.

Electrical Conductivities (ECND)
DDB# Name 50 89 134 174 Water
11 Ethanol n.a. n.a. n.a. 9
50 Cyclohexane n.a. n.a. n.a.
89 Hexane n.a. n.a.
134 Pentane n.a.

Diffusion Coefficients (DIF)
DDB# Name 50 89 134 174 Water
11 Ethanol 2 2 n.a. 48
50 Cyclohexane n.a. n.a. n.a.
89 Hexane n.a. n.a.
134 Pentane 1

Further Thermodynamic Properties (X)
DDB# Name 50 89 134 174 Water
11 Ethanol 2 2 4 122
50 Cyclohexane 2 8 5
89 Hexane 1 32
134 Pentane 11

Total
DDB# Name 50 89 134 174 Water
11 Ethanol 418 435 85 2478
50 Cyclohexane 350 42 261
89 Hexane 97 500
134 Pentane 317

Dortmund Data Bank Version: February 2024
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