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Tralomethrin

Drug ingredient

CAS 66841-25-6

This chemical is an active pharmaceutical ingredient used in FDA-regulated drugs.

Molecular structure of 66841-25-6
US productionNot reported
Import value, 2024$281M
Top sourceChina 31%

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 292690 · basket

These shares come from HS customs code 292690, which covers 191 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 31%ChinaIT 15%ItalyGB 14%United KingdomIN 11%IndiaJP 8%Japan
1 FDA-registered drug labeler
Professional Complementary Health Formulas

Why It Matters

Sectors
Health
Downstream Uses

Appears in 1 drug and cosmetic product listings (FDA).

  • •Lawn and Garden Detox 6026
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS66841-25-6
PubChem CID48132
DTXSIDDTXSID0024343
FormulaC22H19Br4NO3
Mol. Weight665 g/mol
SMILESCC1(C(C1C(=O)OC(C#N)C2=CC(=CC=C2)OC3=CC=CC=C3)C(C(Br)(Br)Br)Br)C

Data Sources

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Brief citations

Tralomethrin (CAS 66841-25-6) https://chemicalindependence.com/chemical/66841-25-6/ PubChem: 48132. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/48132 FDA National Drug Code directory: CAS 66841-25-6. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA National Drug Code directory: bulk match. Retrieved 2026-04-07. https://open.fda.gov/data/ndc/ US Census international trade: HS 292690 for CAS 66841-25-6. Reporting year: 2024. https://usatrade.census.gov/