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Fenfluramine

Drug ingredient

CAS 458-24-2

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

Molecular structure of 458-24-2
US productionNot reported
Import value, 2024$41M
Top sourceIndia 37%

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 292149 · basket

These shares come from HS customs code 292149, which covers 80 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IN 37%IndiaCN 25%ChinaDE 14%GermanyMX 9%MexicoGB 4%United Kingdom
1 FDA-registered drug labeler
UCB, Inc.

Why It Matters

Sectors
Health
Downstream Uses

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

  • •Fintepla
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS458-24-2
PubChem CID3337
DTXSIDDTXSID4023044
FormulaC12H16F3N
Mol. Weight231.26 g/mol
SMILESCCNC(C)CC1=CC(=CC=C1)C(F)(F)F

Data Sources

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Brief citations

Fenfluramine (CAS 458-24-2) https://chemicalindependence.com/chemical/458-24-2/ PubChem: 3337. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/3337 FDA National Drug Code directory: CAS 458-24-2. 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 292149 for CAS 458-24-2. Reporting year: 2024. https://usatrade.census.gov/