Title: Selenium Tetrabromide

CAS Registry Number: 7789-65-3

Molecular Formula: Br4Se

Molecular Weight: 398.58

Percent Composition: Br 80.19%, Se 19.81%

Line Formula: SeBr4

Literature References: Prepd by adding excessive bromine to selenium: Schneider, Pogg. Ann. 128, 327 (1866); 129, 450, 634 (1866); by dissolving selenium dioxide in hydrobromic acid: Muthmann, Schäfer, Ber. 26, 1008 (1893).

Properties: Red-brown, cryst powder. Unpleasant odor. Dec 70-80°. Dec in moist air and water. Sol in carbon disulfide, chloroform, ethyl bromide.