Eribulin

Drug ingredient

CAS 253128-41-5

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

US productionNot reported

Import value, 2024$64M

Top sourceChina 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 293219 · basket

These shares come from HS customs code 293219, which covers 136 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).

CN 37%ChinaIT 23%ItalyJP 20%JapanIN 12%IndiaES 2%Spain

Belgium
Germany
Netherlands
Canada
Mexico
Slovakia
Malaysia
Portugal
Taiwan
Sweden
Latvia
Israel

1 FDA-registered drug labeler

Emcure Pharmaceuticals Limited

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

CAS253128-41-5

PubChem CID11354606

DTXSIDDTXSID101009321

FormulaC40H59NO11

Mol. Weight729.9 g/mol

SMILESCC1CC2CCC3C(=C)CC(O3)CCC45CC6C(O4)C7C(O6)C(O5)C8C(O7)CCC(O8)CC(=O)CC9C(CC(C1=C)O2)OC(C9OC)CC(CN)O

Data Sources

PubChem · compound 11354606Retrieved 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

Eribulin (CAS 253128-41-5) https://chemicalindependence.com/chemical/253128-41-5/ PubChem: 11354606. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/11354606 FDA National Drug Code directory: CAS 253128-41-5. 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 293219 for CAS 253128-41-5. Reporting year: 2024. https://usatrade.census.gov/