Copper(I) bromide
| Names | |
|---|---|
| Other names
Cuprous bromide | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.029.210 |
PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| CuBr | |
| Molar mass | 143.45 g/mol |
| Appearance | white powder (see text) |
| Density | 4.71 g/cm3, solid |
| Melting point | 492 °C (918 °F; 765 K) |
| Boiling point | 1,345 °C (2,453 °F; 1,618 K) |
| insoluble; slightly soluble in cold water | |
Solubility product (Ksp) |
6.27×10−9 |
| Solubility | soluble in HCl, HBr, ammonium hydroxide, acetonitrile negligible in acetone, sulfuric acid |
| −49.0×10−6 cm3/mol | |
Refractive index (nD) |
2.116 |
| 1.46 D | |
| Hazards | |
| Flash point | Non-flammable |
| NIOSH (US health exposure limits): | |
PEL (Permissible) |
TWA 1 mg/m3 (as Cu) |
REL (Recommended) |
TWA 1 mg/m3 (as Cu) |
IDLH (Immediate danger) |
TWA 100 mg/m3 (as Cu) |
| Related compounds | |
Other anions |
Copper(I) chloride Copper(I) iodide |
Other cations |
Silver(I) bromide Copper(II) bromide Mercury(I) bromide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
Copper(I) bromide is the chemical compound with the formula CuBr. This white diamagnetic solid adopts a polymeric structure akin to that for zinc sulfide. The compound is widely used in the synthesis of organic compounds and as a lasing medium in copper bromide lasers.