Furan, 3,3'-dithiobis[2,5-dimethyl-

CAS 28588-73-0

US productionNot reported

Import value, 2024$64M

Top sourceChina 37%

EPA lists this chemical as inactive, meaning no company reported making, importing or processing it in the US from 2006 to 2016.

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 293219 · basket

These shares come from HS customs code 293219, which covers 136 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 37%ChinaIT 23%ItalyJP 20%JapanIN 12%IndiaES 2%Spain

Belgium
Germany
Netherlands
Canada
Mexico
Slovakia
Malaysia
Portugal
Taiwan
Sweden
Latvia
Israel

Why It Matters

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

Chemical Identity

CAS28588-73-0

PubChem CIDNot recorded

DTXSIDDTXSID2067400

FormulaC12H14O2S2

Mol. Weight254.36 g/mol

SMILESCC1=CC(SSC2=C(C)OC(C)=C2)=C(C)O1

Data Sources

EPA CompTox (DSSTox) · DTXSID2067400Retrieved 2026-04-29
EPA TSCA InventoryRetrieved 2026-10-04
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Furan, 3,3'-dithiobis[2,5-dimethyl- (CAS 28588-73-0) https://chemicalindependence.com/chemical/28588-73-0/ EPA CompTox (DSSTox): 28588-73-0. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2067400 EPA TSCA Inventory: CAS 28588-73-0. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293219 for CAS 28588-73-0. Reporting year: 2024. https://usatrade.census.gov/