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硫氰酸锌

硫氰酸锌

英文名 Zinc thiocyanate
别名 硫氰酸锌(II)
识别
CAS号 557-42-6  ☒N
性质
化学式 Zn(SCN)2
摩尔质量 181.57 g·mol⁻¹
外观 白色潮解结晶
溶解性 2.61 g[1]
溶解性 可溶于乙醇
相关物质
其他阴离子 硫酸锌
硫化锌
硒氰酸锌
其他阳离子 硫氰酸铵
硫氰酸镉
硫氰酸汞
相关化学品 硫氰酸
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

硫氰酸锌(化学式:Zn(NCS)2,又称异硫氰酸锌)是硫氰酸盐

性质

硫氰酸锌是一种白色易吸潮的固体,溶于水和乙醇,并容易生成 配离子。

制取

硫酸锌硫氰酸钡溶液混合,过滤并蒸发溶液至干而得。[2]

其二水合物可由硝酸锌硫氰酸铵在水溶液中反应得到。氢氧化钡会降低其溶解度,使之易于结晶。[3]

Zn(NO3)2 + 2 NH4SCN + 2 H2O → Zn(NCS)2(H2O)2 + 2 NH4NO3

用途

在纺织工业中用作中间媒介进行助染。

参考资料

  1. ^ Dale L. Perry. Handbook of Inorganic Compounds. CRC Press LLC, 1995.
  2. ^ 吕云阳,王文绍,刘颂禹,季振平. 《无机化学丛书》第六卷:卤素、铜分族、锌分族. 北京: 科学出版社. 1995年12月: 715. ISBN 7-03-003647-6. 
  3. ^ 二水异硫氰酸锌单晶生长及其非线性光学性能 - 中国学术期刊网络出版总库. [2018-10-30]. doi:10.16553/j.cnki.issn1000-985x.1991.02.002. 
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硫氰酸锌
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