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Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
580
Dimethyl ether
115-10-6
C
2
H
6
O
Overview
Search for mixtures containing this component
Pure Component Data
Property
Points
Sets
Temperature
Range
States
Sets
Critical Data
18
18
(hidden)
Critical Point
18
Density
1042
49
182-523 K
Liquid
28
Gas/Vapor
11
Liquid Phase of VLE
5
Supercritical
3
Further States
2
Dielectric Constant
281
24
155-453 K
Liquid
13
Gas/Vapor
10
Further States
1
Entropy
3
3
298-298 K
Gas/Vapor
3
G-function
33
2
100-3000 K
Gas/Vapor
2
Heat of Fusion
1
1
(hidden)
Solid-Liquid
1
Heat of Vaporization
4
1
248-248 K
Vapor-Liquid
1
Ideal Gas Heat Capacity
39
4
100-3000 K
Ideal Gas
4
Melting Point
21
9
(hidden)
Solid-Liquid
9
Molar Heat Capacity (cP)
161
7
14-365 K
Liquid
5
Solid
2
Molar Heat Capacity (cV)
178
3
133-344 K
Liquid Phase of VLE
2
Liquid
1
NormDensity (Gas or Vapor Densities reduced to STP)
2
1
(hidden)
Gas/Vapor
1
Second Virial Coefficient
21
8
182-373 K
Gas/Vapor
8
Speed of Sound
2
1
298-370 K
Gas/Vapor
1
Std. Heat of Combustion
1
1
298-298 K
Gas/Vapor
1
Std. Heat of Formation
2
2
298-298 K
Gas/Vapor
2
Surface Tension
116
8
132-398 K
Liquid
7
Liquid Phase of VLE
1
Thermal Conductivity
355
7
230-591 K
Gas/Vapor
5
Liquid Phase of VLE
1
Liquid
1
Triple Point
2
2
(hidden)
Solid-Liquid-Vapor
2
Vapor Pressure
552
70
172-400 K
Vapor-Liquid
70
Viscosity (Dynamic)
216
15
216-423 K
Liquid
7
Gas/Vapor
6
Liquid Phase of VLE
2
Octanol-Water
Partition Coefficients
2
2
ambient
Pure Component Properties Data Bank Information Page
Dortmund Data Bank Version: February 2024
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