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Mercury(II) bromide or mercuric bromide is the chemical compound composed of mercury and bromine with the formula HgBr2. This white crystalline solid is a laboratory reagent.
M 1665 (OTTO) Mercury(II) bromide, 99% Cas 7789-47-1 - used as a reagent in the Koenigs–Knorr reaction, which forms glycoside linkages on carbohydrates.