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Citraconic Anhydrides

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Citraconic Anhydrides molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 3 grades and pack sizes of Citraconic Anhydrides (CAS 616-02-4). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS616-02-4
Molecular formulaC5H4O3
Molecular weight112.08 g/mol
IUPAC name3-methylfuran-2,5-dione
SynonymsAnhydride, Citraconic · Anhydrides, Citraconic · Methylmaleic Anhydrides · Anhydrides, Methylmaleic · 2 Methylmaleic Anhydride · Anhydride, 2-Methylmaleic
Safety & Hazards (GHS) Danger
Corrosive Corrosive Health hazard Health hazard
  • H314 Causes severe skin burns and eye damage
  • H317 May cause an allergic skin reaction
  • H318 Causes serious eye damage
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled

⚠️ 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 CITRACONIC ANHYDRIDE, 98% 125318-100G
125318-25G
125318-500G		 Request Quote

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