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2-(N-Ethylperfluorooctanesulfonamido)ethyl methacrylate

CAS 376-14-7

2-Propenoic acid, 2-methyl-, 2-[ethyl[(1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-heptadecafluorooctyl)sulfonyl]amino]ethyl ester

Molecular structure of 376-14-7
US productionNot reported
Import value, 2024$2.0B
Top sourceIreland 63%

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 293590 · basket

These shares come from HS customs code 293590, which covers 182 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IE 63%IrelandSG 14%SingaporeIN 7%IndiaCN 7%ChinaCH 2%Switzerland

Why It Matters

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

Chemical Identity

CAS376-14-7
PubChem CIDNot recorded
DTXSIDDTXSID8059922
FormulaC16H14F17NO4S
Mol. Weight639.32 g/mol
SMILESCCN(CCOC(=O)C(C)=C)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

2-(N-Ethylperfluorooctanesulfonamido)ethyl methacrylate (CAS 376-14-7) https://chemicalindependence.com/chemical/376-14-7/ EPA TSCA Inventory: CAS 376-14-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293590 for CAS 376-14-7. Reporting year: 2024. https://usatrade.census.gov/