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Names | |||
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Preferred IUPAC name 1,1,2,2-tetrafluoroethane | |||
Other names R-134, HFC-134, Freon 134 | |||
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3D model (JSmol) | |||
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ECHA InfoCard | 100.006.027 | ||
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CompTox Dashboard (EPA) | |||
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Properties | |||
Chemical formula | C2H2F4 | ||
Molar mass | 102.032 g·mol | ||
Appearance | Colorless gas | ||
Melting point | −89 °C (−128 °F; 184 K) | ||
Boiling point | −19.9 °C (−3.8 °F; 253.2 K) | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). Infobox references |
1,1,2,2-Tetrafluoroethane (also called R-134 or HFC-134) is a hydrofluorocarbon, a fluorinated alkane. It is an isomer of the more-used 1,1,1,2-tetrafluoroethane (R-134a). It is used as a foam expansion agent and heat transfer fluid.
References
- David R. Lide: CRC Handbook of Chemistry and Physics, 85th Edition. CRC Press, 2004, ISBN 0-8493-0485-7
- "1,1,2,2-Tetrafluoroethane", CAS Common Chemistry, CAS, a division of the American Chemical Society. Accessed 2024-01-08.
- "1,1,2,2-Tetrafluoroethane (HFC-134) (2018)", Toxicology and Industrial Health, 35, #3 (March 2019), pp. 196-203, doi:10.1177/0748233719825528.