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Coumaphos

CAS 56-72-4

Molecular structure of 56-72-4
US productionNot reported
Import value, 2024$286M
Top sourceChina 48%

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 293220 · basket

These shares come from HS customs code 293220, which covers 151 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 48%ChinaIN 15%IndiaJP 7%JapanGB 7%United KingdomCH 7%Switzerland

Why It Matters

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

Chemical Identity

CAS56-72-4
PubChem CIDNot recorded
DTXSIDDTXSID2020347
FormulaC14H16ClO5PS
Mol. Weight362.76 g/mol
SMILESCCOP(=S)(OCC)OC1=CC2=C(C=C1)C(C)=C(Cl)C(=O)O2

Data Sources

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Brief citations

Coumaphos (CAS 56-72-4) https://chemicalindependence.com/chemical/56-72-4/ EPA CompTox (DSSTox): 56-72-4. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2020347 US Census international trade: HS 293220 for CAS 56-72-4. Reporting year: 2024. https://usatrade.census.gov/