Characteristic

Sodium bromide is an inorganic compound with the formula NaBr. It is a high-melting white, crystalline solid that resembles sodium chloride.

Chemical formula：NaBr

Molar mass：102.894 g/mol

Appearance：White powder, hygroscopic

Density： 3.21 g/cm³ (anhydrous);2.18 g/cm³ (dihydrate)

Melting point：747 °C (1,377 °F; 1,020 K)

(anhydrous);36 °C (97 °F; 309 K)(dihydrate) decomposes

Boiling point：1,390 °C (2,530 °F; 1,660 K) 

Solubility in water：71.35 g/100 mL (−20 °C);79.52 g/100 mL (0 °C);94.32 g/100 mL (25 °C);104.9 g/100 mL (40 °C);116.2 g/100 mL (100 °C)

Crystal structure：Cubic

Application

Used as sedatives in medicine and analytical reagents, for facile synthesis of poly(phenylcarbyne), which is a precursor to diamond-like carbon