Sodium hexafluorophosphate

Sodium hexafluorophosphate

Names
IUPAC name sodium hexafluorophosphate
Identifiers
CAS Number	21324-39-0 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:172377
ChEMBL	ChEMBL3327018
ChemSpider	4321427 Y
EC Number	244-333-1
PubChem CID	5147921
InChI InChI=1S/F6P.Na/c1-7(2,3,4,5)6;/q-1;+1 Y Key: KMADQUOCJBLXRP-UHFFFAOYSA-N Y InChI=1/F6P.Na/c1-7(2,3,4,5)6;/q-1;+1 Key: KMADQUOCJBLXRP-UHFFFAOYAE
SMILES F[P-](F)(F)(F)(F)F.[Na+]
Properties
Chemical formula	Na[PF6]
Molar mass	167.95395 g/mol
Hazards
Safety data sheet	Oxford MSDS
GHS pictograms
GHS Signal word	Danger
GHS hazard statements	H302, H312, H314, H332
GHS precautionary statements	P260, P261, P264, P270, P271, P280, P301+312, P301+330+331, P302+352, P303+361+353, P304+312, P304+340, P305+351+338, P310, P312, P321, P322, P330, P363, P405, P501
Related compounds
Other anions	sodium tetrafluoroborate
Other cations	lithium hexafluorophosphate; ammonium hexafluorophosphate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Sodium hexafluorophosphate is an inorganic compound with the chemical formula Na[PF₆].

In 2015 it has been utilised as a component of non-aqueous electrolyte in rechargeable sodium-ion batteries.^[2] NaPF₆ can be prepared by the reaction

PCl₅ + NaCl + 6 HF → NaPF₆ + 6 HCl

Further reading

• Woyski, M. M.; Shenk, W. J.; Pellon, E. R. (1950). "Hexafluophosphates of Sodium, Ammonium, and Potassium". Inorganic Syntheses. 3. 111–117. doi:10.1002/9780470132340.ch29. ISBN 978-0-470-13234-0. 

References

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