12-04203. Fluorine Perchlorate [Archived]

Nomenclature

CAS number: 10049-03-3
Chlorine tetroxyfluoride.
ClFO4; mol wt 118.45.
Cl 29.93%, F 16.04%, O 54.03%.
FOClO3.

Description and references

Prepd by passing fluorine over cold 72% aq perchloric acid in platinum apparatus: Rohrback, Cady, J. Am. Chem. Soc. 69, 677 (1947).

Properties

Colorless gas. Pungent, acrid odor. mp 167.3°. bp755 15.9°. Explodes on the slightest provocation, i.e., on contact with rough surfaces, dust, grease, rubber, on melting, distilling, etc.

Caution

Attacks lungs even in traces.

Status

This monograph has been retired and is no longer subject to revision or update.