Title: Selenium Oxybromide
CAS Registry Number: 7789-51-7
CAS Name: Seleninyl bromide
Additional Names: selenyl bromide
Molecular Formula: Br2OSe
Molecular Weight: 254.77
Percent Composition: Br 62.73%, O 6.28%, Se 30.99%
Line Formula: SeOBr2
Literature References: Prepd by the reaction of selenium dioxide, fused selenium, and fused calcium bromide: Lenher, J. Am. Chem. Soc. 44, 1668 (1922).
Properties: Red-yellow solid. mp 41.5-41.7°; d50 3.38; bp740 217° (dec). Dec in water. Chlorine displaces the bromine. Dec by sulfur and hydrogen sulfide. Sol in sulfuric acid, carbon disulfide, chloroform, benzene, toluene, xylene, carbon tetrachloride. Reacts explosively with sodium and potassium.
Melting point: mp 41.5-41.7°
Boiling point: bp740 217° (dec)
Density: d50 3.38
Status: This monograph has been retired and is no longer subject to revision or update. |