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 Dortmund Data Bank
Thermophysical Data for Process Design
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DDB# Name CAS-RN Formula
142 1-Propanethiol 107-03-9 C3H8S Overview Details
174 Water 7732-18-5 H2O Overview Details
1050 Carbon dioxide 124-38-9 CO2 Overview Details
1051 Methane 74-82-8 CH4 Overview Details
1065 Hydrogen sulfide 7783-06-4 H2S Overview Details
2187 Methyldiethanolamine (MDEA) 105-59-9 C5H13NO2 Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol 1 n.a. n.a. n.a. n.a.
174 Water 363 260 87 32
1050 Carbon dioxide 178 57 3
1051 Methane 39 5
1065 Hydrogen sulfide n.a.

Heats of Mixing (HE)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 60 65 13 7
1050 Carbon dioxide 84 n.a. n.a.
1051 Methane 9 n.a.
1065 Hydrogen sulfide n.a.

Gas Solubilities (GLE)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol 3 n.a. n.a. n.a. n.a.
174 Water 403 128 122 n.a.
1050 Carbon dioxide n.a. n.a. 5
1051 Methane n.a. 1
1065 Hydrogen sulfide 1

Activity Coefficients at Infinite Dilution (Pure Solvents) (ACT)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol 8 n.a. n.a. n.a. n.a.
174 Water n.a. n.a. n.a. n.a.
1050 Carbon dioxide n.a. n.a. n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

Liquid-Liquid Equilibria (Miscibility Gaps) (LLE)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 37 n.a. 14 n.a.
1050 Carbon dioxide n.a. n.a. n.a.
1051 Methane 2 n.a.
1065 Hydrogen sulfide n.a.

Heat Capacities of Mixtures, Excess Heat Capacities (CPE)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water n.a. n.a. n.a. 69
1050 Carbon dioxide n.a. n.a. n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

(A)zeotropic Data (AZD)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 29 11 n.a. 11
1050 Carbon dioxide 65 19 n.a.
1051 Methane 4 n.a.
1065 Hydrogen sulfide n.a.

Solid-Liquid Equilibria (SLE)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 1 1 n.a. 6
1050 Carbon dioxide 31 7 n.a.
1051 Methane 1 n.a.
1065 Hydrogen sulfide n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 26 17 n.a. 145
1050 Carbon dioxide 31 n.a. n.a.
1051 Methane 1 n.a.
1065 Hydrogen sulfide n.a.

Critical Data of Mixtures (CRI)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 13 5 13 n.a.
1050 Carbon dioxide 13 2 n.a.
1051 Methane 3 n.a.
1065 Hydrogen sulfide n.a.

Mixture Viscosities (VIS)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 21 n.a. 1 157
1050 Carbon dioxide 36 5 n.a.
1051 Methane 3 n.a.
1065 Hydrogen sulfide n.a.

Mixture Surface Tensions (MSFT)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 70 51 5 38
1050 Carbon dioxide 2 n.a. n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

Mixture Speeds of Sound (MSOS)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water n.a. n.a. n.a. 6
1050 Carbon dioxide n.a. n.a. n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

Mixture Thermal Conductivities (MTCN)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 2 9 n.a. 1
1050 Carbon dioxide 22 12 n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

Mixture Dielectric Constants (MDEC)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water n.a. n.a. n.a. 4
1050 Carbon dioxide n.a. n.a. n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

Mixture P-v-T Data (MPVT)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 173 20 8 67
1050 Carbon dioxide 134 52 n.a.
1051 Methane 48 n.a.
1065 Hydrogen sulfide n.a.

Gas Hydrate Data (GHD)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 251 246 42 n.a.
1050 Carbon dioxide n.a. n.a. n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

Electrical Conductivities (ECND)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 8 n.a. 10 n.a.
1050 Carbon dioxide n.a. n.a. n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

Diffusion Coefficients (DIF)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol n.a. n.a. n.a. n.a. n.a.
174 Water 28 8 8 9
1050 Carbon dioxide 7 n.a. n.a.
1051 Methane n.a. n.a.
1065 Hydrogen sulfide n.a.

Further Thermodynamic Properties (X)
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol 2 n.a. n.a. n.a. n.a.
174 Water 103 55 13 18
1050 Carbon dioxide 50 54 n.a.
1051 Methane 16 n.a.
1065 Hydrogen sulfide n.a.

Total
DDB# Name 174 1050 1051 1065 2187 Methyldiethanolamine (MDEA)
142 1-Propanethiol 14 n.a. n.a. n.a. n.a.
174 Water 1588 876 336 570
1050 Carbon dioxide 653 208 8
1051 Methane 126 6
1065 Hydrogen sulfide 1

Dortmund Data Bank Version: February 2024
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