Teflic acid

Teflic acid
Names
	IUPAC name Pentafluoroorthotelluric acid
	Other names Teflic acid
Identifiers
CAS Number	57458-27-2 ;
3D model (JSmol)	Interactive image;
ChemSpider	10331773 ;
ECHA InfoCard	100.161.534
PubChem CID	15243876;
CompTox Dashboard (EPA)	DTXSID60570416 ;
	InChI InChI=1S/F5HOTe/c1-7(2,3,4,5)6/h6H Key: OAOSLENTGBMCNC-UHFFFAOYSA-N ; InChI=1/F5HOTe/c1-7(2,3,4,5)6/h6H Key: OAOSLENTGBMCNC-UHFFFAOYAO;
	SMILES F[Te](F)(F)(F)(F)O;
Properties
Chemical formula	HOTeF5
Molar mass	239.60 g·mol−1
Appearance	colorless solid
Melting point	39.1 °C (102.4 °F; 312.2 K)
Boiling point	59.7 °C (139.5 °F; 332.8 K)
Acidity (pKa)	8.8 (in Ac2O)
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	corrosive, toxic
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H314
Precautionary statements	P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P405, P501
	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

Teflic acid is a chemical compound with the formula H O Te F₅. This strong acid is related to orthotelluric acid, Te(OH)₆. Teflic acid has a slightly distorted octahedral molecular geometry.