Zinc Bromide (ZnBr2)-Powder

Characteristic

 

Zinc bromide (ZnBr₂) is an inorganic compound with the chemical formula ZnBr₂. It is a colourless salt that shares many properties with zinc chloride (ZnCl₂)

Chemical formula：ZnBr₂

Molar mass：225.198 g/mol

Appearance：white crystalline powder ygroscopic

Density：4.20 g/cm³ (20 °C);4.22 g/cm3 (25 °C)

Melting point：394 °C (741 °F; 667 K)

Boiling point：697 °C (1,287 °F; 970 K)

Solubility in water：311 g/100 mL (0 °C);447 g/100 mL (20 °C);538 g/100 mL (100 °C)

Solubility：very soluble in alcohol, ether, acetone, tetrahydrofuran

Refractive index (nD)：1.5452

 

Application

 

Zinc bromide solution can be used as a transparent shield against radiation. It is used as an optimal catalyst for stereospecific and regioselective reaction of silacyclopropanes with carbonyl compounds. It finds an application as Lewis acid in organic reactions.