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Fenpyrazamine

CAS 473798-59-3

Molecular structure of 473798-59-3
US productionNot reported
Import value, 2024$597M
Top sourceSwitzerland 53%

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

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 293319 · basket

These shares come from HS customs code 293319, which covers 133 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CH 53%SwitzerlandDE 22%GermanyIN 14%IndiaCN 4%ChinaIT 3%Italy

Why It Matters

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

Chemical Identity

CAS473798-59-3
PubChem CIDNot recorded
DTXSIDDTXSID2074742
FormulaC17H21N3O2S
Mol. Weight331.43 g/mol
SMILESCC(C)N1N(C(=O)SCC=C)C(N)=C(C1=O)C1=CC=CC=C1C

Data Sources

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Brief citations

Fenpyrazamine (CAS 473798-59-3) https://chemicalindependence.com/chemical/473798-59-3/ EPA CompTox (DSSTox): 473798-59-3. Retrieved 2026-04-29. https://comptox.epa.gov/dashboard/chemical/details/DTXSID2074742 US Census international trade: HS 293319 for CAS 473798-59-3. Reporting year: 2024. https://usatrade.census.gov/