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Phosphonothioic dichloride, P-phenyl-

CAS 3497-00-5

Molecular structure of 3497-00-5
US productionNot reported
Import value, 2024$16M
Top sourceChina 84%

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 293159 · basket

These shares come from HS customs code 293159, which covers 10 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 84%ChinaCA 12%CanadaDE 1%GermanyCH 1%SwitzerlandAM 1%Armenia

Why It Matters

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

Chemical Identity

CAS3497-00-5
PubChem CIDNot recorded
DTXSIDDTXSID2063054
FormulaC6H5Cl2PS
Mol. Weight211.04 g/mol
SMILESClP(Cl)(=S)C1=CC=CC=C1

Data Sources

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Brief citations

Phosphonothioic dichloride, P-phenyl- (CAS 3497-00-5) https://chemicalindependence.com/chemical/3497-00-5/ EPA TSCA Inventory: CAS 3497-00-5. Retrieved 2026-10-04. https://www.epa.gov/tsca-inventory US Census international trade: HS 293159 for CAS 3497-00-5. Reporting year: 2024. https://usatrade.census.gov/