Nitrogen Fluoride
Title: Nitrogen Fluoride
CAS Registry Number: 7783-54-2
Additional Names: Nitrogen trifluoride
Molecular Formula: F3N
Molecular Weight: 71.00
Percent Composition: F 80.27%, N 19.73%
Line Formula: NF3
Literature References: Prepd by electrolysis of melted ammonium acid fluoride, NH4F2H: Ruff et al., Z. Anorg. Allg. Chem. 172, 417 (1928); Ruff, ibid. 197, 273 (1931); Ruff, Staub, ibid. 198, 32 (1931); Kwasnik in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) pp 181-183. Reviews of prepn and chemistry: Hoffman, Neville, Chem. Rev. 62, 1-18 (1962); Kemmitt, Sharp, Adv. Fluorine Chem. 4, 189-190 (1965).
Properties: Colorless gas. Moldy odor. mp -208.5°. bp -129°. d (liq at bp) 1.885. Trouton const 19.9. Insoluble in water. Rather inert chemically. Does not attack glass, mercury. Decomposed by electric sparks.
Melting point: mp -208.5°
Boiling point: bp -129°
Density: d (liq at bp) 1.885
CAUTION: Potential symptoms of overexposure in exptl animals are anoxia, cyanosis; methemoglobinemia; weakness, dizziness, headache; liver, kidney injury. See NIOSH Pocket Guide to Chemical Hazards (DHHS/NIOSH 97-140, 1997) p 228.

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