For faster navigation, this Iframe is preloading the Wikiwand page for 氟化铜.

氟化铜

氟化铜
IUPAC名
Copper difluoride
别名 氟化铜(II)
识别
CAS号 7789-19-7  checkY
13454-88-1((dihydrate))  ☒N
PubChem 82236
ChemSpider 74214
SMILES
 
  • [Cu+2].[F-].[F-]
InChI
 
  • 1/Cu.2FH/h;2*1H/q+2;;/p-2
InChIKey GWFAVIIMQDUCRA-NUQVWONBAF
性质
化学式 CuF2
摩尔质量 101.543 g·mol⁻¹
外观 白色晶体粉末
水合物为蓝色单斜结晶
密度 4.2 g/cm³ (固)
熔点 836 °C (1109 ± 5 K)
沸点 1676 °C
溶解性(其他溶剂) 能溶于类,微溶于,溶于丙酮氨水[1]
相关物质
其他阴离子 溴化铜
氯化铜
其他阳离子 二氟化银
氟化钴
氟化亚铜
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

氟化铜氟化铜(II),是化学式为CuF2无机化合物。它是白色潮解晶体,为金红石结构,与其他通式为MF2氟化物类似。

用途

[编辑]

氟苯的合成

氧气存在下,芳香烃与氟化铜在450 °C以上反应可用于制取氟代芳烃,比桑德迈尔反应简单的多,但只适用于对热稳定的化合物。[2]

化学性质

[编辑]

氟化铜可由氟气在400 °C反应制得:

Cu + F2 → CuF2

950 °C以上熔融态失氟:

2CuF2 → 2CuF + F2
2CuF → CuF2 + Cu

氟化铜可与氟离子(F)配合生成CuF3、CuF42−和CuF64−

参考资料

[编辑]
  1. ^ 《元素单质化学反应手册》P768
  2. ^ M. A. Subramanian, L. E. Manzer. A "Greener" Synthetic Route for Fluoroaromatics via Copper (II) Fluoride. Science. 2002, 297: 1665. doi:10.1126/science.1076397. 

外部链接

[编辑]
{{bottomLinkPreText}} {{bottomLinkText}}
氟化铜
Listen to this article

This browser is not supported by Wikiwand :(
Wikiwand requires a browser with modern capabilities in order to provide you with the best reading experience.
Please download and use one of the following browsers:

This article was just edited, click to reload
This article has been deleted on Wikipedia (Why?)

Back to homepage

Please click Add in the dialog above
Please click Allow in the top-left corner,
then click Install Now in the dialog
Please click Open in the download dialog,
then click Install
Please click the "Downloads" icon in the Safari toolbar, open the first download in the list,
then click Install
{{::$root.activation.text}}

Install Wikiwand

Install on Chrome Install on Firefox
Don't forget to rate us

Tell your friends about Wikiwand!

Gmail Facebook Twitter Link

Enjoying Wikiwand?

Tell your friends and spread the love:
Share on Gmail Share on Facebook Share on Twitter Share on Buffer

Our magic isn't perfect

You can help our automatic cover photo selection by reporting an unsuitable photo.

This photo is visually disturbing This photo is not a good choice

Thank you for helping!


Your input will affect cover photo selection, along with input from other users.

X

Get ready for Wikiwand 2.0 🎉! the new version arrives on September 1st! Don't want to wait?