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高氯酸铍

高氯酸铍
识别
CAS号 13597-95-0(无水)  checkY
7787-48-6(四水,结晶水)  checkY
27265-43-6(四水,配位水)  checkY
39527-87-2(二水)  checkY
SMILES
 
  • [Be+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O
性质
化学式 Be(ClO4)2
摩尔质量 279.982(四水) g·mol⁻¹
外观 无色吸湿性固体(四水)
溶解性 146.6 g(20℃)[1]
相关物质
其他阳离子 高氯酸镁
高氯酸钙
相关化学品 氧化铍
氯酸铍
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

高氯酸铍高氯酸盐,它以四水合物Be(ClO4)2·4H2O或[Be(H2O)4](ClO4)2的形式存在。四水合物比较稳定,在ClO
4
分解之前,不会失水。[2]其它溶剂合物如[Be(DMSO)4](ClO4)2、[Be(DMF)4](ClO4)2等也是已知的。[3]

制备

[编辑]

高氯酸铍可由氧化铍高氯酸溶液反应得到:[2]

BeO + 2 HClO4 + 2 H2O → Be(ClO4)2·4H2O

参考文献

[编辑]
  1. ^ R C Ropp. Encyclopedia of the Alkaline Earth Compounds. Elsevier, 2013. ISBN 978-0-444-59550-8. pp 83. Beryllium perchlorate
  2. ^ 2.0 2.1 无机化学丛书 第二卷 铍 碱土金属 硼 铝 镓分族. 科学出版社, 2011. (铍的简单化合物 - 4.11 卤酸盐). ISBN 9787030305503
  3. ^ Pittet P A, Elbaze G, Helm L, et al. Tetrasolventoberyllium (II): high-pressure evidence for a sterically controlled solvent-exchange mechanism crossover[J]. Inorganic Chemistry, 1990, 29(10): 1936-1942. doi: 10.1021/ic00335a034
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高氯酸铍
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