Thiophanate

CAS 23564-06-9

US productionNot reported

Import value, 2024$760M

Top sourceChina 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 293090 · basket

These shares come from HS customs code 293090, which covers 418 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).

CN 33%ChinaES 14%SpainCH 9%SwitzerlandIT 7%ItalyIN 7%India

Israel
Croatia
Ukraine
Slovakia
United Arab Emirates
Ireland
Poland
Lithuania
Brazil
Singapore
Australia
Armenia
Hong Kong
Vietnam
Czech Republic
Hungary
Greece
Russia

Why It Matters

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

Chemical Identity

CAS23564-06-9

PubChem CIDNot recorded

DTXSIDDTXSID3034531

FormulaC14H18N4O4S2

Mol. Weight370.44 g/mol

SMILESCCOC(=O)NC(=S)NC1=C(NC(=S)NC(=O)OCC)C=CC=C1

Data Sources

EPA CompTox (DSSTox) · DTXSID3034531Retrieved 2026-04-29
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Thiophanate (CAS 23564-06-9) https://chemicalindependence.com/chemical/23564-06-9/ EPA CompTox (DSSTox): 23564-06-9. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID3034531 US Census international trade: HS 293090 for CAS 23564-06-9. Reporting year: 2024. https://usatrade.census.gov/