Maleic Anhydride

CAS:108-31-6
Code:MAN
Formula:C4H2O3

Maleic anhydride is a highly reactive cyclic anhydride for unsaturated polyester resins, lubricant additives, and specialty intermediates. Its bifunctional reactivity supports efficient grafting, copolymerisation, and crosslinking in performance polymers.

Available from Arpadis, a European chemical distributor supplying synthetic resin intermediates to manufacturers across Europe since 1999.

Technical Specifications

Molecular FormulaC4H2O3
Molecular Weight98.06
Melting Point52.8°C
Boiling Point202°C
Density1.48 g/cm³ (25°C)
Purity99.5% min

Values shown are typical specification targets; request the latest Technical Data Sheet for certified ranges.

Availability & Supply

Arpadis distributes Maleic Anhydride across Europe with supply chain coverage from our offices in Belgium, France, Italy, the UK, and Portugal. Request a quote for pricing and lead times, or contact us for technical data sheets (TDS) and safety data sheets (SDS).

European distributionISO 9001:2015 certifiedResponsible Care

Applications

Unsaturated polyester resins
alkyd resins
lubricant additives
agricultural intermediates

About Arpadis

Arpadis is a family-owned European chemical distribution company active since 1999. With ISO 9001:2015 certification and Responsible Care commitment, Arpadis supplies specialty chemicals — including synthetic resin intermediates — to coatings, adhesives, plastics, and foam manufacturers across Europe.