Lithium hexafluoroaluminate

Lithium hexafluoroaluminate is an inorganic chemical compound with the chemical formula Li3AlF6.[2][3]

Lithium hexafluoroaluminate
Names
IUPAC name
trilithium;trifluoroalumane;trifluoride
Other names
trilithium hexafluoroaluminate[1]
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 237-509-4
  • InChI=1S/Al.6FH.3Li/h;6*1H;;;/q+3;;;;;;;3*+1/p-6
    Key: VRSRNLHMYUACMN-UHFFFAOYSA-H
  • [Li+].[Li+].[Li+].F[Al-3](F)(F)(F)(F)F
Properties
AlF6Li3
Molar mass 161.79 g·mol−1
Appearance White powder
Density 2.637 g/cm3
Melting point 790
Hazards
GHS labelling:
GHS07: Exclamation markGHS06: Toxic
Danger
H332, H362, H372, H411
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Synthesis

edit

The compound crystallizes from melts of lithium fluoride and aluminium fluoride:[4]

3LiF + AlF3 → Li3AlF6.

References

edit
  1. ^ "trilithium hexafluoroaluminate". webbook.nist.gov. NIST. Retrieved 16 June 2024.
  2. ^ "Lithium Hexafluoroaluminate". American Elements. Retrieved 16 June 2024.
  3. ^ Furukawa, George T.; Saba, William G.; Ford, James C. (1970). "Heat Capacity and Thermodynamic Properties of β-Lithium Hexafluoroaluminate, Li3AlF6, from 15 to 380 K". Journal of Research of the National Bureau of Standards. Section A, Physics and Chemistry. 74A (5): 631–639. doi:10.6028/jres.074A.050. ISSN 0022-4332. PMC 6696577. PMID 32523213.
  4. ^ Ryss, Iosif Grigorʹevich (1960). The Chemistry of Fluorine and Its Inorganic Compounds. State Publishing House for Scientific, Technical and Chemical Literature. p. 599. Retrieved 16 June 2024.