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⁻¹

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

Sodium bromide is the most useful inorganic bromide in industry. It is also used as a catalyst in TEMPO-mediated oxidation reactions.