1,1,1,2-tetrafluoroethane

Independent reference data for 1,1,1,2-tetrafluoroethane (CAS 811-97-2), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Physicochemical values on record

Documented uses on record

Used as a refrigerant, pharmaceutical propellant, and blowing agent for foams; [Merck Index #4714] Used to replace dichlorodifluoromethane as a refrigerant; [HSDB]Environmentally acceptable alternative to chlorofluorocarbons used as a refrigerant, solvent and propellant.

Synonyms and trade names

1,1,1,2-TETRAFLUOROETHANE; Norflurane; 811-97-2; HFC-134a; Tetrafluoroethane; 1,2,2,2-Tetrafluoroethane; Refrigerant R134a; HFA 134a; HFA-134a; R-134a; Norflurano; Genetron 134a; Khladon 134a; Norfluranum; Arcton 134a; Dymel 134a

Regulatory listings held on file

Regulatory & Food Contact	1,1,1,2-Tetrafluoroethane (HFC-134a) Use in the production of food flavors and flavorings as an extraction solvent Scientific procedures FDA has no questions INEOS Fluor, Ltd.
GHS notification summary	10.3% (57 / 556)

GHS hazard classification

GHS notification summary	10.3% (57 / 556)
Reported hazard statements	H280 (89.7%), H336

This chemical does not meet GHS hazard criteria for 10.3% (57 of 556) of reports.

H280 (89.7%): Contains gas under pressure; may explode if heated [Warning Gases under pressure]

What the public record says

1,1,1,2-tetrafluoroethane · CAS 811-97-2 · C2H2F4. UNII DH9E53K1Y8. Boiling Point: -26.5 °C at 1 atmosphere; Boiling Point: -26 °C; Boiling Point: -26.2 °C @760 [mm Hg].

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.