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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
3994
Nicotinic acid
59-67-6
C
6
H
5
NO
2
Overview
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Pure Component Data
Property
Points
Sets
Temperature
Range
States
Sets
Decomposition Temperature
1
1
670-670 K
Liquid
1
Entropy of Formation
1
1
298-298 K
Solid
1
Heat of Fusion
7
7
(hidden)
Solid-Liquid
7
Heat of Sublimation
1
1
471-471 K
Vapor-Solid
1
Heat of Transition
4
4
453-455 K
Solid-Solid
3
Crystal 2 > Crystal 1
1
Heat of Vaporization
1
1
298-298 K
Vapor-Solid
1
Melting Point
21
16
(hidden)
Solid-Liquid
16
Molar Heat Capacity (cP)
211
5
1-531 K
Solid
2
Crystal 2
1
Crystal 1
1
Liquid
1
Standard Heat of Sublimation
2
2
298-298 K
Vapor-Solid
2
Std. Heat of Combustion
1
1
298-298 K
Solid
1
Std. Heat of Formation
3
3
298-298 K
Gas/Vapor
2
Solid
1
Transition Temperature
3
3
(hidden)
Solid-Solid
3
Vapor Pressure
17
2
362-387 K
Vapor-Solid
2
Octanol-Water
Partition Coefficients
1
1
310 K
Pure Component Properties Data Bank Information Page
Dortmund Data Bank Version: February 2024
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