Arsenic Tribromide
Structural Formula Vector Image
Title: Arsenic Tribromide
CAS Registry Number: 7784-33-0
Molecular Formula: AsBr3
Molecular Weight: 314.63
Percent Composition: As 23.81%, Br 76.19%
Literature References: Prepn: Oddo, Giachery, Gazz. Chim. Ital. 53, 56 (1923); Schenk in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) p 597.
Properties: Deliquescent, orthorhombic prisms. Intensely poisonous! d425 3.397; d450 (liq) 3.3282; d475 3.2623; d4100 3.1995. mp 31.1°. bp760 221°; bp11 89°. Dipole moment 1.66. Heat of fusion 8.93 cal/g. Fumes in moist air. Dec by water with the formation of As2O3 and HBr. Miscible with ether, benzene. Sol in hydrocarbons, chlorinated hydrocarbons, carbon disulfide, oils and fats.
Melting point: mp 31.1°
Boiling point: bp760 221°; bp11 89°
Density: d425 3.397; d450 (liq) 3.3282; d475 3.2623; d4100 3.1995

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