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Tolcapone

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Tolcapone molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Tolcapone (CAS 134308-13-7). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS134308-13-7
Molecular formulaC14H11NO5
Molecular weight273.24 g/mol
IUPAC name(3,4-dihydroxy-5-nitrophenyl)-(4-methylphenyl)methanone
SynonymsTasmar · 3,4-Dihydroxy-4'-methyl-5-nitrobenzophenone · (3,4-Dihydroxy-5-nitrophenyl)(4-methylphenyl)methanone · Methanone, (3,4-dihydroxy-5-nitrophenyl)(4-methylphenyl)- · Tolcapona · CIF6334OLY
Safety & Hazards (GHS) Warning
Environmental hazard Environmental hazard
  • H400 Very toxic to aquatic life

⚠️ 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 TOLCAPONE SML0150-10MG
SML0150-50MG		 Request Quote
Sigma TOLCAPONE, UNITED STATES PHARMACOPEIA (U 1670207-200MG Request Quote

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