Lithium tetrafluoroborate

Structural formula
General
Surname	Lithium tetrafluoroborate
other names	Lithium borofluoride Lithium fluoroborate
Molecular formula	Li [BF 4 ]
Brief description	beige solid
External identifiers / databases
CAS number 14283-07-9 EC number 238-178-9 ECHA InfoCard 100.034.692 PubChem 4298216 Wikidata Q2754907
properties
Molar mass	93.75 g mol −1
Physical state	firmly
Melting point	293–300 ° C (decomposition)
solubility	soluble in water
safety instructions
GHS labeling of hazardous substances danger H and P phrases H: 302-312-332-314 P: 280-305 + 351 + 338-310
Toxicological data	1638 mg kg −1 ( LD 50 ,  rat ,  oral ) > 2000 mg kg −1 ( LD 50 ,  rat ,  transdermal )
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions .

Lithium tetrafluoroborate is an inorganic - chemical compound of lithium from the group of borates .

Extraction and presentation

Lithium tetrafluoroborate can be obtained by reacting lithium hydroxide with tetrafluoroboric acid.

${\displaystyle \mathrm {LiOH+HBF_{4}\longrightarrow Li[BF_{4}]+H_{2}O} }$

properties

Lithium tetrafluoroborate is a white to beige solid that is soluble in water.

use

Lithium tetrafluoroborate is used to develop solid electrolytes in some lithium-ion batteries .

Individual evidence

1. ↑ ^{a b c d e f g} data sheet Lithium tetrafluoroborate, anhydrous, powder, 99.99% trace metals basis from Sigma-Aldrich , accessed on February 4, 2014 ( PDF ).
2. ^ ^{A b c} Dale L. Perry: Handbook of Inorganic Compounds, Second Edition . CRC Press, 2011, ISBN 1-4398-1462-7 , pp. 243 ( limited preview in Google Book search).
3. ↑ ^{a b} Data sheet lithium tetrafluoroborate (PDF) from Merck , accessed on February 11, 2014.