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Warfarin

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Warfarin molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 4 grades and pack sizes of Warfarin (CAS 81-81-2). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS81-81-2
Molecular formulaC19H16O4
Molecular weight308.33 g/mol
IUPAC name4-hydroxy-3-(3-oxo-1-phenylbutyl)chromen-2-one
SynonymsCoumafene · Zoocoumarin · Coumafen · Brumolin · Coumefene · Dethmor
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic Health hazard Health hazard Environmental hazard Environmental hazard
  • H300 Fatal if swallowed
  • H310 Fatal in contact with skin
  • H330 Fatal if inhaled
  • H360D May damage the unborn child
  • H372 Causes damage to organs through prolonged or repeated exposure
  • H411 Toxic to aquatic life with long lasting effects

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma WARFARIN PESTANAL (4-HYDROXY-3-(3-OXO-1 45706-250MG-R Request Quote
Sigma WARFARIN(R) A2250-10G Request Quote
Sigma WARFARIN, BRITISH PHARMACOPOEIA (BP) REF BP672 Request Quote
Sigma WARFARIN, UNITED STATES PHARMACOPEIA (US 1719000-200MG Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.