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Topic summary

Octafluoropropane

Octafluoropropane
Names Preferred IUPAC name
Octafluoropropane
Other names
Freon 218
Perfluoropropane
RC 218, PFC 218
R-218
Flutec PP30
Genetron 218
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard100.000.857KEGG
RTECS number
  • TZ5255000
UNII
  • InChI=1S/C3F8/c4-1(5,2(6,7)8)3(9,10)11
    Key: QYSGYZVSCZSLHT-UHFFFAOYSA-N
  • InChI=1/C3F8/c4-1(5,2(6,7)8)3(9,10)11
    Key: QYSGYZVSCZSLHT-UHFFFAOYAL
  • FC(F)(F)C(F)(F)C(F)(F)F
Properties C3F8Molar mass188.020 g·mol Appearance Colorless gas Density8.17 g/L Melting point−147.6 °C (−233.7 °F; 125.5 K) Boiling point−36.7 °C (−34.1 °F; 236.5 K) Critical point (T, P) 345.05 K (71.90 °C), 26.8 bar Vapor pressure792 kPa (21.1 °C) Thermal conductivity13.8 mW/(m·K) Viscosity0.000125 Poise (0 °C) Structure 0.014 DThermochemistry 149 J/(mol·K) Hazards Occupational safety and health (OHS/OSH):
Main hazards
Simple asphyxiant and greenhouse gas GHS labelling: H280P410+P403NFPA 704 (fire diamond)
1
0
0
SA
Flash pointN/A Related compounds
Related halocarbons
Tetrafluoromethane
Hexafluoroethane
Related compounds
PropaneSupplementary data page Octafluoropropane (data page)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
X markNverify (  ?)

Octafluoropropane (C3F8) is the perfluorocarbon counterpart to the hydrocarbon propane. This non-flammable and non-toxic synthetic substance has applications in semiconductor production and medicine. It is also an extremely potent greenhouse gas.

Wikipedia source