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Pinoxaden

CAS 243973-20-8

Molecular structure of 243973-20-8
US productionNot reported
Import value, 2024$6.4B
Top sourceSingapore 36%

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

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 293499 · basket

These shares come from HS customs code 293499, which covers 575 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
SG 36%SingaporeIE 23%IrelandCN 11%ChinaCH 6%SwitzerlandIN 5%India

Why It Matters

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

Chemical Identity

CAS243973-20-8
PubChem CIDNot recorded
DTXSIDDTXSID8034823
FormulaC23H32N2O4
Mol. Weight400.519 g/mol
SMILESCCC1=CC(C)=CC(CC)=C1C1=C(OC(=O)C(C)(C)C)N2CCOCCN2C1=O

Data Sources

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Brief citations

Pinoxaden (CAS 243973-20-8) https://chemicalindependence.com/chemical/243973-20-8/ EPA CompTox (DSSTox): 243973-20-8. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID8034823 US Census international trade: HS 293499 for CAS 243973-20-8. Reporting year: 2024. https://usatrade.census.gov/