Tefluthrin

CAS 79538-32-2

US productionNot reported

Import value, 2024$94M

Top sourceIndia 33%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

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 291620 · basket

These shares come from HS customs code 291620, which covers 72 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

IN 33%IndiaJP 16%JapanCN 14%ChinaMX 11%MexicoAU 10%Australia

Norway
Canada
Taiwan
Czech Republic
Austria
Brazil

Why It Matters

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

Chemical Identity

CAS79538-32-2

PubChem CIDNot recorded

DTXSIDDTXSID5032577

FormulaC17H14ClF7O2

Mol. Weight418.74 g/mol

SMILESCC1=C(F)C(F)=C(COC(=O)[C@H]2[C@@H](\C=C(/Cl)C(F)(F)F)C2(C)C)C(F)=C1F

Data Sources

EPA CompTox (DSSTox) · DTXSID5032577Retrieved 2026-04-29
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Tefluthrin (CAS 79538-32-2) https://chemicalindependence.com/chemical/79538-32-2/ EPA CompTox (DSSTox): 79538-32-2. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID5032577 US Census international trade: HS 291620 for CAS 79538-32-2. Reporting year: 2024. https://usatrade.census.gov/