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Maleic Anhydride

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Maleic Anhydride
Produit chimique

Maleic Anhydride

Formule moléculaireC4H2O3 CAS108-31-6 Masse moléculaire98.06 g/mol
Synonymes2,5-Furandione, cis-Butenedioic anhydride
Safety & Hazards (GHS) Danger
Corrosive Corrosive Irritant Irritant Health hazard Health hazard

⚠️ For information only; not a substitute for the official Safety Data Sheet (SDS).

Maleic Anhydride is a reactive organic anhydride supplied as white briquettes or flakes. It is a key intermediate for resins and chemicals.
- Unsaturated Polyester Resins: Main raw material for UPR used in composites. - Chemical Intermediate: Production of fumaric acid, succinic acid and THF. - Lubricant Additives: Intermediate for succinimide dispersants. - Copolymers: Production of maleic copolymers for detergents and paper sizing.
AppearanceColorless needles or white lumps or pellets
OdorPungent odor
Molecular FormulaC4H2O3
Molecular Weight98.06 g/mol
Melting Point52.6 °C
Boiling Point202 °C
Density1.5 g/cm³
SolubilityReacts with water
Flash Point102 °C (closed cup)
IUPAC Namefuran-2,5-dione
Formule moléculaireC4H2O3
Masse moléculaire98.06 g/mol
SMILESC1=CC(=O)OC1=O
InChIKeyFPYJFEHAWHCUMM-UHFFFAOYSA-N
  • H302 Harmful if swallowed
  • H314 Causes severe skin burns and eye damage
  • H317 May cause an allergic skin reaction
  • H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
  • H372 Causes damage to organs through prolonged or repeated exposure

⚠️ For information only; not a substitute for the official SDS.

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