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Metaraminol bitartrate

Drug ingredient

CAS 33402-03-8

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

Molecular structure of 33402-03-8
US productionNot reported
Import value, 2024$171M
Top sourceSwitzerland 40%

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 293979 · basket

These shares come from HS customs code 293979, which covers 60 tracked chemicals in total. They estimate the category's origin mix, not this chemical specifically.

Source Countries
CH 40%SwitzerlandCN 18%ChinaIT 14%ItalyDE 13%GermanyIN 10%India
2 FDA-registered drug labelers
Malladi Drugs & Pharmaceuticals Limited
Patheon API Manufacturing, Inc.

Why It Matters

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

Chemical Identity

CAS33402-03-8
PubChem CID441414
DTXSIDDTXSID1045580
FormulaC13H19NO8
Mol. Weight317.29 g/mol
SMILESCC(C(C1=CC(=CC=C1)O)O)N.C(C(C(=O)O)O)(C(=O)O)O

Data Sources

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Brief citations

Metaraminol bitartrate (CAS 33402-03-8) https://chemicalindependence.com/chemical/33402-03-8/ PubChem: 441414. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/441414 FDA National Drug Code directory: CAS 33402-03-8. 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 293979 for CAS 33402-03-8. Reporting year: 2024. https://usatrade.census.gov/