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Testosterone decanoate

Drug ingredient

CAS 5721-91-5

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

Molecular structure of 5721-91-5
US productionNot reported
Import value, 2024$154M
Top sourceItaly 60%

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 293729 · basket

These shares come from HS customs code 293729, which covers 57 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IT 60%ItalyES 14%SpainCN 11%ChinaDE 6%GermanyAT 2%Austria
4 FDA-registered drug labelers
Brichem Sciences Private Limited
SCH Global Services Private Limited
Steroid S.p.A.
Symbiotec Pharmalab Limited

Why It Matters

Sectors
Health
Downstream UsesNot recorded
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS5721-91-5
PubChem CID155143
DTXSIDDTXSID5046198
FormulaC29H46O3
Mol. Weight442.7 g/mol
SMILESCCCCCCCCCC(=O)OC1CCC2C1(CCC3C2CCC4=CC(=O)CCC34C)C

Data Sources

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Brief citations

Testosterone decanoate (CAS 5721-91-5) https://chemicalindependence.com/chemical/5721-91-5/ PubChem: 155143. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/155143 FDA National Drug Code directory: CAS 5721-91-5. 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 293729 for CAS 5721-91-5. Reporting year: 2024. https://usatrade.census.gov/