Altrenogest

Drug ingredient

CAS 850-52-2

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

US productionNot reported

Import value, 2024$76M

Top sourceSpain 35%

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 293723 · basket

These shares come from HS customs code 293723, which covers 29 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries

Country of origin for US imports, from Census customs data (2024).

ES 35%SpainNL 19%NetherlandsCN 18%ChinaIT 16%ItalyHU 4%Hungary

Canada
United Kingdom
Taiwan

7 FDA-registered drug labelers

Aspen Oss B.V.

Curia Spain S.A.U.

Hunan KYF Pharmaceutical. Co., Ltd

LAURUS SYNTHESIS PVT LTD

Medisca Inc.

STERLING SPA

Valdepharm

Why It Matters

Sectors

Health

Downstream UsesNot recorded

FDA Shortage Status

Whether any manufacturer currently reports this drug as in shortage on the FDA Drug Shortages database. "Active Shortage" means at least one presentation has status "current."

No FDA shortage records

Chemical Identity

CAS850-52-2

PubChem CID10041070

DTXSIDDTXSID3048863

FormulaC21H26O2

Mol. Weight310.4 g/mol

SMILESCC12C=CC3=C4CCC(=O)C=C4CCC3C1CCC2(CC=C)O

Data Sources

PubChem · compound 10041070Retrieved 2026-04-07
FDA National Drug Code directoryRetrieved 2026-04-25
FDA National Drug Code directoryRetrieved 2026-04-07
US Census international tradeReporting year: 2024 · Retrieved 2026-10-04

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Brief citations

Altrenogest (CAS 850-52-2) https://chemicalindependence.com/chemical/850-52-2/ PubChem: 10041070. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/10041070 FDA National Drug Code directory: CAS 850-52-2. 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 293723 for CAS 850-52-2. Reporting year: 2024. https://usatrade.census.gov/