Tetrafluoroethylene

Tetrafluoroethylene
Names
	Preferred IUPAC name Tetrafluoroethene
	Other names Perfluoroethylene; TFE;
Identifiers
CAS Number	116-14-3 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:38866 ;
ChEMBL	ChEMBL541730 ;
ChemSpider	8000 ;
ECHA InfoCard	100.003.752
KEGG	C19299 ;
PubChem CID	8301;
UNII	OMW63Z518S ;
CompTox Dashboard (EPA)	DTXSID6021325 ;
	InChI InChI=1S/C2F4/c3-1(4)2(5)6 Key: BFKJFAAPBSQJPD-UHFFFAOYSA-N ; InChI=1/C2F4/c3-1(4)2(5)6 Key: BFKJFAAPBSQJPD-UHFFFAOYAC;
	SMILES FC(F)=C(F)F;
Properties
Chemical formula	C2F4
Molar mass	100.016 g·mol−1
Appearance	Colorless gas
Odor	Odorless
Density	1.519 g/cm3 at −76 °C
Melting point	−142.5 °C (−224.5 °F; 130.7 K)
Boiling point	−76.3 °C (−105.3 °F; 196.8 K)
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Explosion (especially if oxygen is present), possible carcinogen
NFPA 704 (fire diamond)	3 4 3 OX
Related compounds
Related compounds	Ethylene; Tetrachloroethylene; Tetrabromoethylene; Tetraiodoethylene; Vinyl fluoride; 1,1-Difluoroethylene; 1,2-Difluoroethylene; Trifluoroethylene; Tetrachloroethylene; Tetrabromoethylene; Tetraiodoethylene; Tetrafluoromethane; Hexafluoroethane;
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Tetrafluoroethylene (TFE) is a fluorocarbon with the chemical formula C₂F₄. It is a colorless gas. Its structure is F₂C=CF₂. It is used primarily in the industrial preparation of fluoropolymers. It is the simplest perfluorinated alkene.

It was first reported as "dicarbon tetrafluoride" in 1890.