Ethanedioyl difluoride

CAS 359-40-0

Molecular structure of 359-40-0
US productionNot reported
Import value, 2024$139M
Top sourceChina 67%

This chemical is listed as active in US commerce, but no company reported it to EPA’s survey for 2019 or 2023. Sites may have made or imported less than the threshold amount, or none.

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 291719 · basket

These shares come from HS customs code 291719, which covers 176 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 67%ChinaCA 13%CanadaAT 4%AustriaIN 4%IndiaJP 4%Japan

Why It Matters

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

Vendor Pricing

$17.20/gA2B Chem LLC (1 week)
CountryUnited States
Pack$430.00 / 25 g
PurityNot recorded
Vendors2 available

Prices reflect listed pack sizes. Small research packs run far above bulk rates.

Chemical Identity

CAS359-40-0
PubChem CIDNot recorded
DTXSIDDTXSID9059888
FormulaC2F2O2
Mol. Weight94.017 g/mol
SMILESFC(=O)C(F)=O

Data Sources

Brief citations

Ethanedioyl difluoride (CAS 359-40-0) https://chemicalindependence.com/chemical/359-40-0/ EPA TSCA Inventory: CAS 359-40-0. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 291719 for CAS 359-40-0. Reporting year: 2024. https://usatrade.census.gov/