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Pentobarbital sodium

Drug ingredient

CAS 57-33-0

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

Molecular structure of 57-33-0
1 Na⁺
US productionNot reported
Import value, 2024$6M
Top sourceBelgium 33%

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 293353 · basket

These shares come from HS customs code 293353, which covers 10 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
BE 33%BelgiumIN 21%IndiaHU 20%HungaryCN 14%ChinaDE 13%Germany
7 FDA-registered drug labelers
Aperture Pharmaceuticals LLC
Curia New York, Inc.
Hikma Pharmaceuticals USA Inc.
Peace of Mind Pharmaceuticals LLC
S&B Pharma LLC dba Norac Pharma
Sagent Pharmaceuticals
Siegfried USA, LLC

Why It Matters

Sectors
Health
Downstream Uses

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

  • •Pentobarbital Sodium
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS57-33-0
PubChem CID23676152
DTXSIDDTXSID9021712
FormulaC11H17N2NaO3
Mol. Weight248.25 g/mol
SMILESCCCC(C)C1(C(=O)NC(=NC1=O)[O-])CC.[Na+]

Data Sources

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Brief citations

Pentobarbital sodium (CAS 57-33-0) https://chemicalindependence.com/chemical/57-33-0/ PubChem: 23676152. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/23676152 FDA National Drug Code directory: CAS 57-33-0. 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 293353 for CAS 57-33-0. Reporting year: 2024. https://usatrade.census.gov/