三溴化铯
三溴化铯是一种无机化合物,化学式为CsBr3。它可从含大量溴的溴化铯的浓水溶液中结晶得到,[2]或通过溴化铯、溴酸铯和氢溴酸的水热反应制得,其中溴在反应中原位生成。[1]它与三碘化铯和溴二碘化铯同构,属正交晶系Pmnb空间群。[2]它在38 °C分解。[3]它可以将一些Au(I)配合物氧化至Au(II)或Au(III)配合物。[4][5]
三溴化铯 | |
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识别 | |
CAS号 | 17060-10-5 |
性质 | |
化学式 | CsBr3 |
摩尔质量 | 372.62 g·mol⁻¹ |
外观 | 暗红色晶体[1] |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
编辑- ^ 1.0 1.1 Yang-Peng Lin, Xiao-Ying Huang, Ke-Zhao Du. Br2-free method for XBr3 (X = Cs, C8H20N, C16H36N) synthesis: Br2 solid storage and separation from aqueous solution. Materials Chemistry and Physics. 2022-03, 280: 125820 [2022-09-09]. doi:10.1016/j.matchemphys.2022.125820 (英语).
- ^ 2.0 2.1 G. L. Breneman, R. D. Willett. The crystal structure of cesium tribromide and a comparison of the Br3− and I3− systems. Acta Crystallographica Section B Structural Crystallography and Crystal Chemistry. 1969-06-01, 25 (6): 1073–1076 [2022-09-09]. ISSN 0567-7408. doi:10.1107/S0567740869003554. (原始内容存档于2018-06-02).
- ^ G.S. Harris, J.S. McKechnie. Thermogravimetric analysis and dissociation pressure of caesium tribalides. Polyhedron. 1982-01, 1 (2): 215–216 [2022-09-09]. doi:10.1016/S0277-5387(00)80991-2. (原始内容存档于2018-06-09) (英语).
- ^ Andrew Lane, Charles Barnes, Matthew Vollmer, Justin Walensky. Reactivity of Mononuclear and Dinuclear Gold(I) Amidinate Complexes with CS2 and CsBr3. Inorganics. 2014-10-08, 2 (4): 540–551 [2022-09-09]. ISSN 2304-6740. doi:10.3390/inorganics2040540. (原始内容存档于2020-02-09) (英语).
- ^ Margit Kriechbaum, Daniela Otte, Manuela List, Uwe Monkowius. Facile oxidation of NHC-Au( i ) to NHC-Au( iii ) complexes by CsBr 3. Dalton Trans. 2014, 43 (23): 8781–8791 [2022-09-09]. ISSN 1477-9226. doi:10.1039/C4DT00695J (英语).
拓展阅读
编辑- Lester R. Morss. Some thermodynamic properties of cesium tribromide and tetraethylammonium trichloride. The Journal of Chemical Thermodynamics. 1975-08, 7 (8): 709–717 [2022-09-09]. doi:10.1016/0021-9614(75)90245-1. (原始内容存档于2018-06-28) (英语).