四溴化镎
四溴化镎是一种无机化合物,化学式为NpBr
4。它可由溴和金属镎反应制得:
- Np + 2Br
2 → NpBr
4
| Neptunium tetrabromide | |
|---|---|
![]() | |
| 别名 | neptunium(IV) bromide |
| 识别 | |
| CAS号 | 15608-32-9 |
| SMILES |
|
| 性质 | |
| 化学式 | Br4Np |
| 摩尔质量 | 556.62 g·mol−1 |
| 外观 | 红棕色晶体 |
| 密度 | 5.5 g/cm3 |
| 熔点 | 464 °C(737 K) |
| 相关物质 | |
| 相关化学品 | 三溴化镎 |
| 若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 | |
- 3NpO
2 + 4AlBr
3 → 3NpBr
4 + 2Al
2O
3
但是这种方法会有部分产物分解:[2]
- 2NpBr
4 → 2NpBr
3 + Br
2
参考文献
- D. Brown, J. Hill and C. E. F. Rickard. Preparation of actinide bromides and bromo-complexes by use of liquid boron tribromide or liquid bromine. J. Chem. Soc. A, 1970, 476-480. doi:10.1039/J19700000476.
- Sherman Fried and Norman Davidson. The Preparation of Solid Neptunium Compound. J. Am. Chem. Soc. 1948, 70, 11, 3539–3547. doi:10.1021/ja01191a003.
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