乙酸铯
化合物
乙酸铯是铯形成的乙酸盐,化学式为CH3COOCs,是白色吸湿性固体。它可由氢氧化铯或碳酸铯和乙酸的反应制备。它可以形成六方晶系晶体,晶胞参数a=1488.0 pm, c=397.65 pm,每个晶胞含有六个单元。[4][5]它热分解放出甲烷,而乙酸钾和乙酸铷分解则挥发出丙酮。[6]它可用于珀金反应。[7]
乙酸铯 | |
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英文名 | Cesium acetate |
识别 | |
CAS号 | 3396-11-0 ![]() |
性质 | |
化学式 | C2H3O2Cs |
摩尔质量 | 191.96 g·mol⁻¹ |
熔点 | 194 °C[1] |
沸点 | 380 °C(分解)[2] |
溶解性(水) | 10 g(11 °C)[3] |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
- ^ CCXXI.—The solubilities of the alkali formates and acetates in water. Journal of the Chemical Society, Transactions, 1922. doi:10.1039/CT9222101837
- ^ Meisel, T.; Halmos, Z.; Pungor, E. Investigation of the alkaline salts of some acids in molten phase. Periodica Polytechnica, Chemical Engineering, 1973. 17 (1). 89-95.
- ^ David R. Lide (Hrsg.): CRC Handbook of Chemistry and Physics. 90. Auflage. (Internet-Version: 2010), CRC Press/Taylor and Francis, Boca Raton, FL, Physical Constants of Inorganic Compounds, S. 4-57.
- ^ Lossin, Adalbert; Meyer, Gerd. Kristallstruktur von Caesiumacetat, Cs(CH3COO). Zeitschrift für anorganische und allgemeine Chemie. 1993, 619 (8): 1462–1464. ISSN 0044-2313. doi:10.1002/zaac.19936190823.
- ^ Hatibarua, J.; Parry, G. S. A crystallographic study of the acetates of potassium, rubidium and caesium. Acta Crystallographica Section B Structural Crystallography and Crystal Chemistry. 1972, 28 (10): 3099–3100. ISSN 0567-7408. doi:10.1107/S0567740872007496.
- ^ Nadirov, E. G. Thermal stability of potassium, rubidium, and cesium acetates(俄文). Deposited Doc., 1977. VINITI 4372-77. pp 1-15. CAN91: 107524.
- ^ Koepp, Erich; Vögtle, Fritz. Perkin-Synthese mit Cäsiumacetat. Synthesis. 1987, 1987 (02): 177–179. ISSN 0039-7881. doi:10.1055/s-1987-27880.