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Quinone

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Quinone molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 8 grades and pack sizes of Quinone (CAS 106-51-4). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS106-51-4
Molecular formulaC6H4O2
Molecular weight108.1 g/mol
IUPAC namecyclohexa-2,5-diene-1,4-dione
Synonymsp-benzoquinone · 1,4-BENZOQUINONE · Benzoquinone · p-Quinone · cyclohexa-2,5-diene-1,4-dione · para-Benzoquinone
Safety & Hazards (GHS) Danger
Acute toxic Acute toxic Environmental hazard Environmental hazard
  • H301 Toxic if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H331 Toxic if inhaled
  • H335 May cause respiratory irritation
  • 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 1,4-BENZOQUINONE 1056504-200MG
12309-100G
12309-25G
PHR1028-1G		 Request Quote
Sigma P-BENZOQUINONE, REAGENT GRADE, >=98% B10358-100G
B10358-1KG
B10358-500G
B10358-5G		 Request Quote

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