Iodine Monobromide
Structural Formula Vector Image
Title: Iodine Monobromide
CAS Registry Number: 7789-33-5
Molecular Formula: BrI
Molecular Weight: 206.81
Percent Composition: Br 38.64%, I 61.36%
Line Formula: IBr
Literature References: Prepd from the elements, excess Br is removed by heating to 50° in a current of CO2: Bornemann, Ann. 189, 202 (1877); Terwogt, Z. Anorg. Allg. Chem. 47, 203 (1905); Gmelins, Iodine (8th ed.) 8, p 631 (1933); Schmeisser in Handbook of Preparative Inorganic Chemistry vol. 1, G. Brauer, Ed. (Academic Press, New York, 2nd ed., 1963) p 291-292. Crystal structure: Swink, Carpenter, Acta Crystallogr. 24B, 429 (1968).
Properties: Brownish-black crystals or very hard solid. d 4.416. mp 40°. bp 116° (decompn). Sol in water, alcohol, ether, carbon disulfide, glacial acetic acid. May be stored in brown glass-stoppered bottles. Keep in a cool place.
Melting point: mp 40°
Boiling point: bp 116° (decompn)
Density: d 4.416
CAUTION: Vapors are corrosive to the eyes and mucous membranes.

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