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Lithium perfluorooctanesulfonate

CAS 29457-72-5

1-Octanesulfonic acid, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-, lithium salt (1:1)

EPA and Census publish no US supply data for this chemical.

Molecular structure of 29457-72-5
1 Li⁺
US productionNot reported
Top sourceNo public record

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

Why supply is unknown

Where It Comes From

Customs basis: HS 290433 · exact

EPA and Census publish no US supply data for this chemical.

Why It Matters

No EPA sector or FDA product records name a use for this chemical.

Chemical Identity

CAS29457-72-5
PubChem CIDNot recorded
DTXSIDDTXSID2032421
FormulaC8F17LiO3S
Mol. Weight506.06 g/mol
SMILES[Li+].[O-]S(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F

Data Sources

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Brief citations

Lithium perfluorooctanesulfonate (CAS 29457-72-5) https://chemicalindependence.com/chemical/29457-72-5/ EPA TSCA Inventory: CAS 29457-72-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory