Diclosulam

CAS 145701-21-9

US productionNot reported

Import value, 2024$2.0B

Top sourceIreland 63%

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 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

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

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

Portugal
Spain
Italy
Austria
Israel
Hungary
Canada
South Korea
Netherlands
Finland
Poland
Indonesia
Ukraine
Mexico
South Africa
Croatia
Greece
Taiwan
Hong Kong

Why It Matters

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

Chemical Identity

CAS145701-21-9

PubChem CIDNot recorded

DTXSIDDTXSID4034528

FormulaC13H10Cl2FN5O3S

Mol. Weight406.21 g/mol

SMILESCCOC1=NC(F)=CC2=NC(=NN12)S(=O)(=O)NC1=C(Cl)C=CC=C1Cl

Data Sources

EPA CompTox (DSSTox) · DTXSID4034528Retrieved 2026-04-29
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Diclosulam (CAS 145701-21-9) https://chemicalindependence.com/chemical/145701-21-9/ EPA CompTox (DSSTox): 145701-21-9. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID4034528 US Census international trade: HS 293590 for CAS 145701-21-9. Reporting year: 2024. https://usatrade.census.gov/