Title: Thionyl Bromide
CAS Registry Number: 507-16-4
Molecular Formula: Br2OS
Molecular Weight: 207.87
Percent Composition: Br 76.88%, O 7.70%, S 15.43%
Line Formula: SOBr2
Literature References: Prepd from thionyl chloride and hydrogen bromide: Besson,
Compt. Rend. 122, 320 (1896);
123, 884 (1896); Hibbert, Pullman,
Inorg. Synth. 1, 113 (1939).
Properties: Orange-yellow liquid. d420 2.688. mp -52°. bp773 138°; bp20 48°. Somewhat less stable than thionyl chloride. Dec slowly on standing in glass-stoppered bottles. Hydrolyzed by water. Miscible with benzene, chloroform, carbon tetrachloride.
Melting point: mp -52°
Boiling point: bp773 138°; bp20 48°
Density: d420 2.688
CAUTION: Highly irritating to skin, eyes, mucous membranes, respiratory tract.