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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
129
1-Octene
111-66-0
C
8
H
1
6
Overview
Search for mixtures containing this component
Pure Component Data
Property
Points
Sets
Temperature
Range
States
Sets
Critical Data
6
6
(hidden)
Critical Point
6
Density
1620
149
273-539 K
Liquid
148
Further States
1
Dielectric Constant
6
1
273-323 K
Liquid
1
Diffusion Coefficient
1
1
343-343 K
Liquid
1
Enthalpy (H-H0)/T
7
1
260-360 K
Gas/Vapor
1
Entropy
2
2
298-298 K
Gas/Vapor
2
G-function
14
1
298-1500 K
Gas/Vapor
1
Gibbs Energy of Formation/T
7
1
260-360 K
Gas/Vapor
1
Heat of Vaporization
12
5
276-368 K
Vapor-Liquid
5
Ideal Gas Heat Capacity
14
1
298-1500 K
Ideal Gas
1
Melting Point
10
10
(hidden)
Solid-Liquid
9
Solid-Liquid-Vapor
1
Molar Heat Capacity (cP)
99
5
11-364 K
Liquid
4
Solid
1
Second Virial Coefficient
11
1
359-412 K
Gas/Vapor
1
Speed of Sound
261
34
173-553 K
Liquid
33
Further States
1
Std. Heat of Combustion
1
1
298-298 K
Liquid
1
Surface Tension
39
6
273-373 K
Liquid
5
Liquid Phase of VLE
1
Thermal Conductivity
539
40
200-673 K
Liquid
31
Gas/Vapor
8
Further States
1
Vapor Pressure
125
63
264-413 K
Vapor-Liquid
63
Viscosity (Dynamic)
117
16
283-476 K
Liquid
16
Viscosity (Kinematic)
14
8
288-624 K
Gas/Vapor
6
Liquid
2
Octanol-Water
Partition Coefficients
9
9
298 K
Pure Component Properties Data Bank Information Page
Dortmund Data Bank Version: February 2024
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