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Perfluorooctane

CAS 307-34-6

Octane, 1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-octadecafluoro-

Molecular structure of 307-34-6
US productionNot reported
Import value, 2024$12M
Top sourceJapan 56%

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

Production is reported production, not a complete census of factories. Import value and source-country shares describe a shared customs category, not a separate chemical measurement.

Where It Comes From

Customs basis: HS 290349 · basket

These shares come from HS customs code 290349, which covers 14 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
JP 56%JapanCN 28%ChinaGB 11%United KingdomTW 3%TaiwanIT 1%Italy

Why It Matters

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

Chemical Identity

CAS307-34-6
PubChem CIDNot recorded
DTXSIDDTXSID0059794
FormulaC8F18
Mol. Weight438.059 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)F

Data Sources

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Brief citations

Perfluorooctane (CAS 307-34-6) https://chemicalindependence.com/chemical/307-34-6/ EPA TSCA Inventory: CAS 307-34-6. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 290349 for CAS 307-34-6. Reporting year: 2024. https://usatrade.census.gov/