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Perfluorooctanesulfonyl fluoride

CAS 307-35-7

1-Octanesulfonyl fluoride, 1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluoro-

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

Molecular structure of 307-35-7
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 290436 · 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

CAS307-35-7
PubChem CIDNot recorded
DTXSIDDTXSID5027140
FormulaC8F18O2S
Mol. Weight502.12 g/mol
SMILESFC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)S(F)(=O)=O

Data Sources

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Brief citations

Perfluorooctanesulfonyl fluoride (CAS 307-35-7) https://chemicalindependence.com/chemical/307-35-7/ EPA TSCA Inventory: CAS 307-35-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory