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Benzenesulfonic acid, 5-chloro-2-[4-chloro-2-[[[(3,4-dichlorophenyl)amino]carbonyl]amino]phenoxy]-, sodium salt (1:1)

CAS 3567-25-7

Molecular structure of 3567-25-7
1 Na⁺
US productionNot reported
Import value, 2024$28M
Top sourceIsrael 32%

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 292421 · basket

These shares come from HS customs code 292421, which covers 26 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IL 32%IsraelCN 19%ChinaCH 11%SwitzerlandIN 11%IndiaDE 9%Germany

Why It Matters

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

Chemical Identity

CAS3567-25-7
PubChem CIDNot recorded
DTXSIDDTXSID6034899
FormulaC19H11Cl4N2NaO5S
Mol. Weight544.16 g/mol
SMILES[Na+].[O-]S(=O)(=O)C1=CC(Cl)=CC=C1OC1=C(NC(=O)NC2=CC(Cl)=C(Cl)C=C2)C=C(Cl)C=C1

Data Sources

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Brief citations

Benzenesulfonic acid, 5-chloro-2-[4-chloro-2-[[[(3,4-dichlorophenyl)amino]carbonyl]amino]phenoxy]-, sodium salt (1:1) (CAS 3567-25-7) https://chemicalindependence.com/chemical/3567-25-7/ EPA TSCA Inventory: CAS 3567-25-7. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 292421 for CAS 3567-25-7. Reporting year: 2024. https://usatrade.census.gov/