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四正丁基六氟磷酸铵

四正丁基六氟磷酸铵
Tetrabutylammonium hexafluorophosphate
IUPAC名
Tetrabutylammonium hexafluorophosphate
别名 1-Butanaminium, N,N,N-tributyl-, hexafluorophosphate(1-)
识别
CAS号 3109-63-5  checkY
PubChem 165075
ChemSpider 144722
SMILES
 
  • CCCC[N+](CCCC)(CCCC)CCCC.F[P-](F)(F)(F)(F)F
InChI
 
  • 1/C16H36N.F6P/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4;1-7(2,3,4,5)6/h5-16H2,1-4H3;/q+1;-1
InChIKey BKBKEFQIOUYLBC-UHFFFAOYAC
性质
化学式 C16H36F6NP
摩尔质量 387.43 g·mol−1
外观 白色粉末
熔点 244—246 °C(517—519 K)
相关物质
其他阴离子 四正丁基氯化铵
四正丁基氟化铵
四正丁基溴化铵
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

四正丁基六氟磷酸铵示性式的盐,常温常压下呈为无色晶体,它可由四正丁基溴化铵六氟磷酸在水溶液中反应,经氯仿萃取得到。[1]它在非水环境电化学中可做为电解质。它高度溶于极性有机溶剂,例如丙酮乙腈

该盐由带正电的四正丁基铵离子,一种季铵阳离子和弱碱性六氟磷酸根阴离子组成。此物质是化学惰性的,这使得该盐可以在很宽的电位范围内用作惰性电解质。考虑到电化学实验的敏感性,通常将该盐进一步纯化,例如在无水乙醇或其水溶液中重结晶。 [2]

参考资料

[编辑]
  1. ^ E. S. Putilova, G. V. Kryshtal’, G. M. Zhdankina, N. A. Troitskii, S. G. Zlotin. Alkylammonium and Alkylimidazolium Perhaloborates, Phosphates, and Aluminates as Catalysts in the Biginelli Reaction. Russian Journal of Organic Chemistry. 2005-04, 41 (4): 512–516 [2021-05-14]. ISSN 1070-4280. doi:10.1007/s11178-005-0196-9 (英语). 
  2. ^ Zoski, Cynthia G. Handbook of Electrochemistry 1st. Amsterdam: Elsevier. 2007. 
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四正丁基六氟磷酸铵
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