5424. Lead Tetrafluoride

Nomenclature

CAS number: 7783-59-7
Plumbic fluoride.
F4Pb; mol wt 283.19.
F 26.83%, Pb 73.17%.
PbF4.

Description and references

Prepd by passing fluorine diluted with CO2 or N2 over PbF2 at 300°: v. Wartenberg, Z. Anorg. Allg. Chem. 244, 339 (1940). Review: Kemmitt, Sharp, Adv. Fluorine Chem. 4, 187 (1965).

Properties

White, tetragonal crystals, d 6.7. mp ≈600°. Readily hydrolyzes and turns brown (forms PbO2) in the presence of moisture.

Use

Has been proposed as a fluorinating agent for hydrocarbons.