硒氰酸亚铜

硒氰酸亚铜是一种无机化合物,化学式为CuSeCN,难溶于水,溶度积为1.82×10-10(20℃)。[1]CuSeCN存在α、β、γ、γ'、δ、ε等相。[2]

硒氰酸亚铜

英文名
别名 硒氰酸铜(I)
识别
CAS号 51950-93-7  checkY
性质
化学式 CuSeCN
溶解性 难溶
溶解性 难溶于乙醇丙酮
相关物质
其他阴离子 氰化亚铜
硫氰酸亚铜
其他阳离子 硒氰酸钾
硒氰酸银
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

制备

电化学法是以阳极电解硒氰酸钾溶液,可以得到硒氰酸亚铜晶体:[3]

Cu + SeCNe → CuSeCN

化学法是利用了氯化亚铜硒氰酸钾的反应,反应物在丙酮中混合,加入少量水析出沉淀。[1]用Na2S2O3处理硫酸铜溶液,接着加入硒氰酸钾,也能制得硫氰酸亚铜。[4]

性质

硒氰酸亚铜可以吸收氢气,形成CuSeCNH2[5]

参考文献

  1. A M Golub, Viktor V Skopenko. Metal Selenocyanates and Their Properties. Russian Chemical Reviews, 1965. 34 (12)
  2. Tsetseris L. Two-dimensional copper thio- and seleno-cyanates.[J]. Physical Chemistry Chemical Physics, 2016, 18(11):7837-7840.
  3. Paul A. Kilmartin, Graham A. Wright. Copper Selenocyanate Formation on the Copper Anode. Australian Journal of Chemistry, 1997. 50(4) 321 - 328. doi: 10.1071/C96110
  4. Erik Soderback. Copper(I) selenocyanate. Acta Chemica Scandinavica (1947-1973), 1974. 28 (1): 115-117. ISSN: 0001-5393
  5. Tsetseris L. Two-dimensional cyanates: stabilization through hydrogenation[J]. Physical Chemistry Chemical Physics, 2016, 18(21):14662.
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