Tepraloxydim

CAS 149979-41-9

US productionNot reported

Import value, 2024$3.9B

Top sourceIreland 51%

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 293299, 380893 · basket

These shares come from HS customs code 293299, 380893, which covers 249 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).

IE 51%IrelandNL 21%NetherlandsCH 7%SwitzerlandCN 7%ChinaIN 3%India

Japan
Mexico
Spain
Brazil
South Korea
Vietnam
Poland
Indonesia
Ukraine
Guatemala
New Zealand
Belgium
Singapore
Malaysia
Taiwan
El Salvador
Sweden
South Africa
Egypt
Chile
Lithuania
Finland
Hungary
Czech Republic
Hong Kong
Slovakia
Australia
Russia
Jordan
Latvia
Argentina
Slovenia
Malta
Denmark
Austria

Why It Matters

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

Chemical Identity

CAS149979-41-9

PubChem CIDNot recorded

DTXSIDDTXSID7034252

FormulaC17H24ClNO4

Mol. Weight341.83 g/mol

SMILESCCC(=NOC\C=C\Cl)C1=C(O)CC(CC1=O)C1CCOCC1

Data Sources

EPA CompTox (DSSTox) · DTXSID7034252Retrieved 2026-04-29
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Tepraloxydim (CAS 149979-41-9) https://chemicalindependence.com/chemical/149979-41-9/ EPA CompTox (DSSTox): 149979-41-9. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID7034252 US Census international trade: HS 293299,380893 for CAS 149979-41-9. Reporting year: 2024. https://usatrade.census.gov/