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Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
119
4-Methylpyridine
108-89-4
C
6
H
7
N
Overview
Search for mixtures containing this component
Pure Component Data
Property
Points
Sets
Temperature
Range
States
Sets
Critical Data
4
4
(hidden)
Critical Point
4
Density
160
41
274-648 K
Liquid
38
Further States
3
Dielectric Constant
21
6
274-333 K
Liquid
6
Dipole Moment
1
1
298-298 K
Liquid
1
Enthalpy (H-H0)/T
30
2
250-560 K
Gas/Vapor
2
Entropy
3
3
298-298 K
Gas/Vapor
3
Entropy (S-S0)
111
6
5-560 K
Ideal Gas
1
Liquid Phase of VLE
1
Crystal 2
1
Crystal 1
1
Liquid
1
Solid
1
Entropy of Formation
18
1
250-560 K
Ideal Gas
1
Flash Point
1
1
(hidden)
Liquid
1
G-function
29
2
50-1500 K
Gas/Vapor
2
Gibbs Energy of Formation/T
30
2
250-560 K
Ideal Gas
1
Gas/Vapor
1
Heat of Fusion
2
2
(hidden)
Solid-Liquid
2
Heat of Transition
1
1
255-255 K
Crystal 2 > Crystal 1
1
Heat of Vaporization
26
8
298-440 K
Vapor-Liquid
8
Ideal Gas Heat Capacity
35
3
50-1500 K
Ideal Gas
3
Melting Point
11
11
(hidden)
Solid-Liquid
11
Molar Heat Capacity (cP)
283
13
6-560 K
Liquid
6
Crystal 2
3
Crystal 1
3
Solid
1
Second Virial Coefficient
14
4
338-438 K
Gas/Vapor
4
Speed of Sound
14
4
293-314 K
Liquid
4
Standard Heat of Vaporization
1
1
298-298 K
Vapor-Liquid
1
Std. Heat of Combustion
3
3
298-298 K
Liquid
2
Gas/Vapor
1
Std. Heat of Formation
26
9
250-560 K
Gas/Vapor
6
Liquid
2
Ideal Gas
1
Surface Tension
4
1
293-358 K
Liquid
1
Transition Temperature
2
2
(hidden)
Crystal 2 > Crystal 1
1
Solid-Solid
1
Triple Point
2
2
(hidden)
Solid-Liquid-Vapor
2
Vapor Pressure
130
31
273-459 K
Vapor-Liquid
31
Viscosity (Dynamic)
27
8
274-338 K
Liquid
8
Octanol-Water
Partition Coefficients
5
5
298-300 K
Pure Component Properties Data Bank Information Page
Dortmund Data Bank Version: February 2024
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