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Enclomiphene

Drug ingredient

CAS 15690-57-0

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

Molecular structure of 15690-57-0
US productionNot reported
Import value, 2024$197M
Top sourceChina 36%

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 292219 · basket

These shares come from HS customs code 292219, which covers 167 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CN 36%ChinaIT 15%ItalyDE 14%GermanyIN 7%IndiaHU 5%Hungary
2 FDA-registered drug labelers
Chongqing Qiancan Technology Co., LTD
Qingdao Biopeptek Co., Ltd.

Why It Matters

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

Chemical Identity

CAS15690-57-0
PubChem CID1548953
DTXSIDDTXSID201318048
FormulaC26H28ClNO
Mol. Weight406 g/mol
SMILESCCN(CC)CCOC1=CC=C(C=C1)C(=C(C2=CC=CC=C2)Cl)C3=CC=CC=C3

Data Sources

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Brief citations

Enclomiphene (CAS 15690-57-0) https://chemicalindependence.com/chemical/15690-57-0/ PubChem: 1548953. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/1548953 FDA National Drug Code directory: CAS 15690-57-0. 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 292219 for CAS 15690-57-0. Reporting year: 2024. https://usatrade.census.gov/