Antimony Dichlorotrifluoride

Title: Antimony Dichlorotrifluoride
CAS Registry Number: 7791-16-4
CAS Name: Antimony chloride fluoride
Additional Names: antimony dichlorofluoride; antimony trifluorodichloride
Molecular Formula: Cl2F3Sb
Molecular Weight: 249.66
Percent Composition: Cl 28.40%, F 22.83%, Sb 48.77%
Line Formula: SbCl2F3
Literature References: Prepd according to the exothermic reaction SbF3 + Cl2 ® SbCl2F3: Henne, Org. React. 2, 61 (1944); Kwasnik in Handbook of Preparative Inorganic Chemistry Vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) pp 200-201. Prepd from SbCl5 and ClF3: Dehnicke, Weidlein, Z. Anorg. Allg. Chem. 323, 267 (1963).
Properties: Viscous liquid. Can be stored in iron vessels.
CAUTION: Highly toxic.
Use: As catalyst in the manufacture of organic fluorine compds: Slesser, Schram, Preparation, Properties, and Technology of Fluorine and Organic Fluoro Compounds (New York, 1951) passim.
Antimony Pentachloride Antimony Pentafluoride Antimony Pentasulfide Antimony Pentoxide Antimony Potassium Oxalate