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 Dortmund Data Bank
Thermophysical Data for Process Design
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DDB# Name CAS-RN Formula
247 Perfluorocyclobutane [RC318] 115-25-3 C4F8 Overview
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Pure Component Data

Property  Points   Sets  Temperature
Range 		States Sets
Critical Data 8 7 (hidden) Critical Point 7
Density 803 179 220-623 KLiquid 84
Supercritical 66
Gas/Vapor 23
Further States 6
Dielectric Constant 11 1 234-387 KLiquid 1
Entropy 1 1 261-261 KIdeal Gas 1
Heat of Vaporization 36 2 233-388 KVapor-Liquid 2
Ideal Gas Heat Capacity 4 1 233-373 KIdeal Gas 1
Melting Point 3 3 (hidden) Solid-Liquid 3
Molar Heat Capacity (cP) 600 26 17-421 KLiquid 8
Gas/Vapor 6
Crystal 3 4
Crystal 2 3
Solid 3
Crystal 1 2
Second Virial Coefficient 10 2 290-398 KGas/Vapor 2
Speed of Sound 6 1 239-263 KLiquid 1
Std. Heat of Formation 2 2 298-298 KGas/Vapor 2
Surface Tension 122 6 210-475 KLiquid 6
Thermal Conductivity 540 22 220-455 KGas/Vapor 10
Liquid 10
Liquid Phase of VLE 2
Transition Temperature 5 5 (hidden) Crystal 5 > Crystal 4 1
Crystal 4 > Crystal 3 1
Liquid > Glas 1
Crystal 3 > Crystal 2 1
Crystal 2 > Crystal 1 1
Triple Point 2 2 (hidden) Solid-Liquid-Vapor 2
Vapor Pressure 259 23 177-388 KVapor-Liquid 21
Vapor-Solid 2
Viscosity (Dynamic) 162 21 220-423 KLiquid 13
Gas/Vapor 8
Viscosity (Kinematic) 99 13 215-375 KGas/Vapor 9
Liquid 4

Pure Component Properties Data Bank Information Page


Dortmund Data Bank Version: February 2024
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