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thiamine

Drug ingredient

CAS 70-16-6

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

Molecular structure of 70-16-6
US productionNot reported
Top sourceNo public record

This chemical is not on EPA’s Toxic Substances Control Act inventory, the list behind EPA’s production survey.

Why supply is unknown

Where It Comes From

EPA and Census publish no US supply data for this chemical.

15 FDA-registered drug labelers
Advanced Pharmaceutical Services, Inc. Dba Affordable Quality Pharmaceuticals
Bispit Canada Ltd.
BonGeo Pharmaceuticals, Inc.
Bryant Ranch Prepack
DNA Labs, Inc.
Exeltis USA, Inc.
Florrax Pharmaceutical
Guna spa
METHOD PHARMACEUTICALS, LLC
Mission Pharmacal Company
Oncora Pharma LLC
ProBLEN
Professional Complementary Health Formulas
REMEDYREPACK INC.
Seton Pharmaceuticals

Why It Matters

Sectors
Health
Downstream Uses

Appears in 17 drug and cosmetic product listings (FDA).

  • •Telomere - DNA
  • •Floriva
  • •B-Balance Liquescence 3003
  • •M-Natal Plus
  • •Floravita Mini
  • •N-17
  • •Cellular Oxygenator Drops 2095
  • •GUNA Bowel PLUS
Show all 17
  • •Gestyra
  • •CitraNatal 90 DHA
  • •Strovite One Caplets
  • •Embriva
  • •Se-Natal 19
  • •GUNA-Bowel
  • •SAMe Liquescence 3036
  • •Compound Oyster Peptide
  • •JBA Collagen-Electrolyte Mocktail
FDA Shortage Status
No FDA shortage records

Chemical Identity

CAS70-16-6
PubChem CID1130
DTXSIDDTXSID50220251
FormulaC12H17N4OS+
Mol. Weight265.36 g/mol
SMILESCC1=C(SC=[N+]1CC2=CN=C(N=C2N)C)CCO

Data Sources

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Brief citations

thiamine (CAS 70-16-6) https://chemicalindependence.com/chemical/70-16-6/ PubChem: 1130. Retrieved 2026-04-07. https://pubchem.ncbi.nlm.nih.gov/compound/1130 FDA National Drug Code directory: CAS 70-16-6. 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/