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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
31
Benzene
71-43-2
C
6
H
6
Overview
Details
91
Heptane
142-82-5
C
7
H
1
6
Overview
Details
128
Octane
111-65-9
C
8
H
1
8
Overview
Details
175
m-Xylene
108-38-3
C
8
H
1
0
Overview
Details
542
Sulfolane
126-33-0
C
4
H
8
O
2
S
Overview
Details
Search for mixtures containing this mixture as subsystem
Mixture Data
Number of available sets is shown
Vapor-Liquid Equilibria (
VLE
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
107
11
6
20
91
Heptane
15
2
3
128
Octane
2
2
175
m-Xylene
7
Heats of Mixing (
HE
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
32
6
6
9
91
Heptane
3
3
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Gas Solubilities (
GLE
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
n.a.
2
n.a.
n.a.
91
Heptane
n.a.
n.a.
n.a.
128
Octane
n.a.
1
175
m-Xylene
n.a.
Activity Coefficients at Infinite Dilution (Pure Solvents) (
ACT
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
27
7
n.a.
65
91
Heptane
11
n.a.
59
128
Octane
n.a.
27
175
m-Xylene
13
Liquid-Liquid Equilibria (Miscibility Gaps) (
LLE
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
n.a.
n.a.
n.a.
n.a.
91
Heptane
n.a.
n.a.
16
128
Octane
n.a.
2
175
m-Xylene
n.a.
Heat Capacities of Mixtures, Excess Heat Capacities (
CPE
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
5
1
1
n.a.
91
Heptane
1
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
(A)zeotropic Data (
AZD
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
80
8
5
9
91
Heptane
15
2
4
128
Octane
2
2
175
m-Xylene
4
Solid-Liquid Equilibria (
SLE
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
4
4
5
4
91
Heptane
2
n.a.
1
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Densities and Volumes of Mixtures, Excess Volumes (
VE
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
45
117
34
18
91
Heptane
65
2
n.a.
128
Octane
6
n.a.
175
m-Xylene
1
Critical Data of Mixtures (
CRI
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
2
2
n.a.
n.a.
91
Heptane
2
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Mixture Viscosities (
VIS
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
52
6
3
5
91
Heptane
58
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
2
Mixture Surface Tensions (
MSFT
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
6
n.a.
1
n.a.
91
Heptane
n.a.
1
n.a.
128
Octane
1
n.a.
175
m-Xylene
n.a.
Mixture Speeds of Sound (
MSOS
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
10
15
4
n.a.
91
Heptane
6
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Mixture Thermal Conductivities (
MTCN
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
2
n.a.
n.a.
n.a.
91
Heptane
1
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Mixture Dielectric Constants (
MDEC
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
1
n.a.
1
6
91
Heptane
n.a.
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Mixture P-v-T Data (
MPVT
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
3
2
n.a.
n.a.
91
Heptane
8
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
1
Mixture Flash Points (
MFLP
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
n.a.
n.a.
n.a.
n.a.
91
Heptane
3
1
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Diffusion Coefficients (
DIF
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
13
n.a.
n.a.
n.a.
91
Heptane
3
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Further Thermodynamic Properties (
X
)
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
3
9
1
n.a.
91
Heptane
2
n.a.
n.a.
128
Octane
n.a.
n.a.
175
m-Xylene
n.a.
Total
DDB#
Name
91
128
175
542
Sulfolane
31
Benzene
392
190
67
136
91
Heptane
195
11
83
128
Octane
11
34
175
m-Xylene
28
Dortmund Data Bank Version: February 2024
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