Nomenclature
CAS number: 10049-16-8
F
4V; mol wt 126.94.
F 59.87%, V 40.13%.
VF
4.
Description and references
Prepd from VCl4 and HF or from the
elements: Ruff, Lickfett, Ber. 44, 2539 (1911); Cavell, Clark, J. Chem. Soc. 1962, 2692; Kwasnik in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd
ed., 1963) pp 252-253.
Properties
Bright lime-green powder; very hygroscopic; hydrolyzes
to form a brown powder and eventually a blue paste. d 3.15. Sublimes at 100-120° in a
vacuum. Also disproportionates to VF3 and VF5 at 100-120° in a vacuum. Freely sol in water with blue color, in
acetone deep green, in glacial acetic acid blue green. Sparingly
sol in alc, chloroform, SO2Cl2. May be stored
in sealed iron or copper vessels.Status
This monograph has been retired and is no longer subject
to revision or update.