Lithium hexafluoroaluminate

Lithium hexafluoroaluminate

Names
IUPAC name trilithium;trifluoroalumane;trifluoride
Other names trilithium hexafluoroaluminate[1]
Identifiers
CAS Number	13821-20-0
3D model (JSmol)	Interactive image
ChemSpider	11511345
EC Number	237-509-4
PubChem CID	160996
CompTox Dashboard (EPA)	DTXSID30893962
InChI InChI=1S/Al.6FH.3Li/h;6*1H;;;/q+3;;;;;;;3*+1/p-6 Key: VRSRNLHMYUACMN-UHFFFAOYSA-H
SMILES [Li+].[Li+].[Li+].F[Al-3](F)(F)(F)(F)F
Properties
Chemical formula	AlF6Li3
Molar mass	161.79 g·mol^−1
Appearance	White powder
Density	2.637 g/cm^3
Melting point	790
Hazards
GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H332, H362, H372, H411
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

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

Synthesis

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

3LiF + AlF₃ → Li₃AlF₆.

References

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. 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.