Pentafluoroethane

Pentafluoroethane is a fluorocarbon with the formula CF3CHF2. Pentafluoroethane is currently used as a refrigerant (known as R-125) and also used as a fire suppression agent in fire suppression systems.

Pentafluoroethane
Names
Preferred IUPAC name
Pentafluoroethane
Other names
Pentafluoroethane, Genetron HFC 125, Khladon 125, Suva 125, Freon 125, Fc-125, R-125
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.005.962
EC Number
  • 206-557-8
UNII
  • InChI=1S/C2HF5/c3-1(4)2(5,6)7/h1H N
    Key: GTLACDSXYULKMZ-UHFFFAOYSA-N N
  • InChI=1/C2HF5/c3-1(4)2(5,6)7/h1H
    Key: GTLACDSXYULKMZ-UHFFFAOYAX
  • FC(F)C(F)(F)F
Properties
C2HF5
Molar mass 120.02 g/mol
Appearance Colourless gas. Has a faint, almost imperceptible odor
Density 1.53 g/cm3 (liquid at −48.5 °C)
Melting point −103.0 °C (−153.4 °F; 170.2 K)
Boiling point −48.5 °C (−55.3 °F; 224.7 K)
Vapor pressure 1414.05 kPa (at 25 °C)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Pentafluoroethane does not deplete ozone so it has replaced earlier fluorinated chemicals that did. However while it has zero ozone depletion potential, it has high global warming potential, reported by the United States Environmental Protection Agency (EPA) as 3450 times that of carbon dioxide.

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