Title: Carbon Tetrafluoride
CAS Registry Number: 75-73-0
CAS Name: Tetrafluoromethane
Trademarks: Freon 14 (DuPont)
Molecular Formula: CF4
Molecular Weight: 88.00
Percent Composition: C 13.65%, F 86.36%
Literature References: Prepd from carbon or carbon monoxide and fluorine: Yost, Inorg. Synth. 1, 34 (1939); Simons, Block, J. Am. Chem. Soc. 61, 2962 (1939); Kwasnik in Handbook of Preparative Inorganic Chemistry vol 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) p 203. May also be prepd from SiC + F2: Priest, Inorg. Synth. 3, 178 (1950).
Properties: Colorless, odorless gas. Thermally stable. Chemically very inert. d (solid, -195°) 1.98. d (liq, -183°) 1.89. mp -183.6°. bp -127.8°. May be stored in steel cylinders.
Melting point: mp -183.6°
Boiling point: bp -127.8°
Density: d (solid, -195°) 1.98; d (liq, -183°) 1.89
CAUTION: Narcotic in high concns.
Use: Low temp refrigerant; gaseous insulator. |