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ChemicalBook CAS DataBase List BISMUTH OXYBROMIDE
7787-57-7

BISMUTH OXYBROMIDE synthesis

6synthesis methods
A solution of 3 g of Bi2O3 in 50 ml of hydrobromic acid (d 1.38) is heated to boiling. It is then diluted with 1.5-1.6 litres of boiling water, and boiling is continued until the initial precipitate redissolves. The BiOBr crystallizes on cooling in ice. It is washed with dilute hydrobromic acid and then with pure water.
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Yield: 19.9-90.6 , 9.4-80.1

Reaction Conditions:

in neat (no solvent)byproducts: CO2, CO; heating Bi2O3 and CBr4 in vacuum at 200°C; various yields for various educt ratio;;

References:

Pouraud, M.;Chaigneau, M. [Comptes Rendus Hebdomadaires des Seances de l'Academie des Sciences,1959,vol. 249,p. 2207 - 2208]