Fluorine Nitrate
Structural Formula Vector Image
Title: Fluorine Nitrate
CAS Registry Number: 7789-26-6
CAS Name: Nitroxy fluoride
Additional Names: nitrogen trioxyfluoride; nitryl hypofluorite
Molecular Formula: FNO3
Molecular Weight: 81.00
Percent Composition: F 23.45%, N 17.29%, O 59.26%
Line Formula: FONO2
Literature References: Prepd by the action of fluorine on nitric acid: Cady, J. Am. Chem. Soc. 56, 2635 (1934); Ruff, Kwasnik, Angew. Chem. 48, 238 (1935); Kwasnik in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) pp 187-189. Reviews: Kemmitt, Sharp, Adv. Fluorine Chem. 4, 216-218 (1965); Woolf, ibid. 5, 1-30 (1965); Schmutzler, Angew. Chem. Int. Ed. 7, 440-455 (1968).
Properties: Colorless gas. Moldy, acrid odor. mp -175°. bp -45.9°. d (liq at bp) 1.507. d-193.2 (solid) 1.951. Trouton const 20.8. The liq explodes on slight percussion. Hydrolyzed by water to OF2, O2, HF and HNO3. Sol in acetone. Conflagrates on contact with alcohol, ether, aniline. May be stored in vacuum-sealed glass ampuls cooled by liq oxygen. Powerful oxidizing agent.
Melting point: mp -175°
Boiling point: bp -45.9°
Density: d (liq at bp) 1.507; d-193.2 (solid) 1.951
Use: Oxidizing agent in rocket propellants.

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