Product Description of Cuprous Bromide CAS#7787-70-4
Cuprous bromide appears as a white powder or cubic crystalline solid. It features a melting point of 498 °C and a boiling point of 1345 °C. The substance dissolves in hydrochloric acid, hydrobromic acid and aqueous ammonia to form complex compounds. It is slightly soluble in cold water, decomposes in hot water or nitric acid, and insoluble in propyl acetate and concentrated sulfuric acid.
Cuprous Bromide Chemical Properties
| Melting point | 504 °C(lit.) |
| Boiling point | 1345 °C |
| Density | 4.71 g/mL at 25 °C(lit.) |
| Fp | 1345°C |
| Storage temp | Keep in dark place,Inert atmosphere,Room temperature |
| Solubility | insoluble in acetone |
| Form | Powder |
| Color | Pale green to green |
| Specific Gravity | 4.98 |
| Water Solubility | Soluble in hydrogen bromide, hydrochloric acid, and ammonium hydroxide. Slightly soluble in water. Insoluble in acetone. |
| Sensitive | Air Sensitive |
| Crystal Structure | Hexagonal, Wurtzite (Zincite) Structure - Space Group P 63mc |
| Merck | 142,659 |
| Solubility Product Constant (Ksp) | pKsp: 8.2 |
| Exposure limits | ACGIH: TWA 1 mg/m3 |
| NIOSH: IDLH 100 mg/m3; TWA 1 mg/m3 | |
| Stability | Stable, but may be air or light sensitive. Incompatible with alkali metals, strong oxidizing agents. |
| InChIKey | NKNDPYCGAZPOFS-UHFFFAOYSA-M |
| CAS DataBase Reference | 7787-70-4(CAS DataBase Reference) |
| NIST Chemistry Reference | Copper(I) bromide(7787-70-4) |
| EPA Substance Registry System | Copper bromide (CuBr) (7787-70-4) |
Safety Information
| Hazard Codes | Xi |
| Risk Statements | 36/37/38-22 |
| Safety Statements | 22-24/25-26-37/39 |
| RIDADR | 3260 |
| WGK Germany | 3 |
| F | 2008/10/23 |
| TSCA | Yes |
| HazardClass | 8 |
| PackingGroup | III |
| HS Code | 28275900 |
| Hazardous Substances Data | 7787-70-4(Hazardous Substances Data) |
Product Application of Cuprous Bromide CAS#7787-70-4
Cuprous bromide is a critical chemical intermediate with extensive application scope. It is commonly applied in color photography, laser material preparation, and formulated as a chemical reagent. In organic synthesis, it acts as a catalyst, while serving as a reducing agent within the pigment and dye industries. Furthermore, cuprous bromide is adopted for battery manufacturing, electroplating processes, and pharmaceutical production.
