1,1,2,2-Tetrafluoroethane

1,1,2,2-Tetrafluoroethane
Structure	3-D structure
Names
	Preferred IUPAC name 1,1,2,2-tetrafluoroethane
	Other names R-134, HFC-134, Freon 134
Identifiers
CAS Number	359-35-3;
3D model (JSmol)	Interactive image;
ChemSpider	9286;
ECHA InfoCard	100.006.027
EC Number	206-628-3;
PubChem CID	9667;
UNII	X2I96B6OVW;
CompTox Dashboard (EPA)	DTXSID60883371 ;
	InChI InChI=1S/C2H2F4/c3-1(4)2(5)6/h1-2H Key: WXGNWUVNYMJENI-UHFFFAOYSA-N;
	SMILES C(C(F)F)(F)F;
Properties
Chemical formula	C2H2F4
Molar mass	102.032 g·mol−1
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 [77 °F], 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.^[3]

References edit

^ 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.

[1] David R. Lide: CRC Handbook of Chemistry and Physics, 85th Edition. CRC Press, 2004, ISBN 0-8493-0485-7

[2] "1,1,2,2-Tetrafluoroethane", CAS Common Chemistry, CAS, a division of the American Chemical Society. Accessed 2024-01-08.

[3] "1,1,2,2-Tetrafluoroethane (HFC-134) (2018)", Toxicology and Industrial Health, 35, #3 (March 2019), pp. 196-203, doi:10.1177/0748233719825528.

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