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一氟化铝

一氟化铝
IUPAC名
一氟化铝
识别
CAS号 13595-82-9  checkY
PubChem 5464153
ChemSpider 4576555
SMILES
 
  • F[Al]
InChI
 
  • 1/Al.FH/h;1H/q+1;/p-1/rAlF/c1-2
InChIKey APURLPHDHPNUFL-GBQYYLROAD
ChEBI 49464
性质
化学式 AlF
摩尔质量 45.98 g·mol⁻¹
相关物质
其他阴离子 一氯化铝、一溴化铝、一碘化铝
其他阳离子 氟化锂氟化钠氟化钾
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。

一氟化铝是化学式为AlF的无机化合物。这种难以捉摸的物质可以通过金属三氟化铝在高温下反应制得,但冷却时又迅速歧化成原来的反应物。[1] 很多一卤化铝的衍生物可以通过一些特殊的配体来使它们稳定。[2]也有报道称,AlF在常温下能稳定存在,在潮湿空气中也是稳定的,而其他一卤化铝易歧化:[3]

3AlX → 2Al + AlX3

这种物质已经在星际物质中被发现,因为其中分子浓度很小,分子间作用力很微弱。[4]

参考资料

  1. ^ Dyke, C.Kirby; Morris, B.W.J.Gravenor. A study of aluminium monofluoride and aluminium trifluoride by high-temperature photoelectron spectroscopy. Chemical Physics. 1984, 88 (2): 289. doi:10.1016/0301-0104(84)85286-6. 
  2. ^ Dohmeier, C.; Loos, D.; Schnöckel, H. Aluminum(I) and Gallium(I) Compounds: Syntheses, Structures, and Reactions. Angewandte Chemie International Edition in English. 1996, 35 (2): 129–149. doi:10.1002/anie.199601291. 
  3. ^ 张青莲. 《无机化学丛书》第二卷:铍、碱土金属、硼铝镓分族. 北京: 科学出版社. 1991年11月: P432. ISBN 7-03-002238-6. 
  4. ^ L. M. Ziurys, A. J. Apponi, T. G. Phillips. Exotic fluoride molecules in IRC +10216: Confirmation of AlF and searches for MgF and CaF. Astrophysical Journal. 1994, 433 (2): 729–732. Bibcode:1994ApJ...433..729Z. doi:10.1086/174682. 
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一氟化铝
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