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Benzene, 1-[1-[difluoro[(1,2,2-trifluoroethenyl)oxy]methyl]-1,2,2,2-tetrafluoroethoxy]-2,3,4,5,6-pentafluoro-

CAS 24520-19-2

Molecular structure of 24520-19-2
US productionNot reported
Import value, 2024$59M
Top sourceChina 51%

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 290930 · basket

These shares come from HS customs code 290930, which covers 119 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 51%ChinaIN 23%IndiaIT 12%ItalyJP 9%JapanCA 2%Canada

Why It Matters

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

Chemical Identity

CAS24520-19-2
PubChem CIDNot recorded
DTXSIDDTXSID60865157
FormulaC11F14O2
Mol. Weight430.097 g/mol
SMILESFC(F)=C(F)OC(F)(F)C(F)(OC1=C(F)C(F)=C(F)C(F)=C1F)C(F)(F)F

Data Sources

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Brief citations

Benzene, 1-[1-[difluoro[(1,2,2-trifluoroethenyl)oxy]methyl]-1,2,2,2-tetrafluoroethoxy]-2,3,4,5,6-pentafluoro- (CAS 24520-19-2) https://chemicalindependence.com/chemical/24520-19-2/ EPA TSCA Inventory: CAS 24520-19-2. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 290930 for CAS 24520-19-2. Reporting year: 2024. https://usatrade.census.gov/