Lincomycin

Drug ingredient

CAS 154-21-2

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

Molecular structure of 154-21-2
US productionNot reported
Import value, 2024$546M
Top sourceItaly 41%

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 294190 · basket

These shares come from HS customs code 294190, which covers 90 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
IT 41%ItalyCN 24%ChinaDK 9%DenmarkHR 6%CroatiaIN 6%India
1 FDA-registered drug labeler
Slate Run Pharmaceuticals, LLC

Why It Matters

Sectors
Health
Downstream Uses

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

  • •lincomycin
FDA Shortage Status
No Shortage
Shortage History
  • to be discontinued

    Lincomycin Hydrochloride Injection

    Shortage listed since February 25, 2026

See all current drug shortages

Chemical Identity

CAS154-21-2
PubChem CID3000540
DTXSIDDTXSID3023215
FormulaC18H34N2O6S
Mol. Weight406.5 g/mol
SMILESCCCC1CC(N(C1)C)C(=O)NC(C2C(C(C(C(O2)SC)O)O)O)C(C)O

Data Sources

Brief citations

Lincomycin (CAS 154-21-2) https://chemicalindependence.com/chemical/154-21-2/ PubChem: 3000540. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/3000540 FDA National Drug Code directory: CAS 154-21-2. Retrieved 2026-04-25. https://open.fda.gov/data/ndc/ FDA Drug Shortages: CAS 154-21-2. Retrieved 2026-10-04. https://www.accessdata.fda.gov/scripts/drugshortages/ US Census international trade: HS 294190 for CAS 154-21-2. Reporting year: 2024. https://usatrade.census.gov/