Nadic methyl anhydride

• CAT Number: R070746
• CAS Number: 25134-21-8
• Molecular Formula: C10-H10-O3
• Molecular Weight: 178.20
• Purity: ≥95%
• Synonyms: Methyl-5-norborene-2.3-dicarboxylic anhydride, Methendic anhydrate
• Storage: RT
• IUPAC Name: 1-methyl-4-oxatricyclo[5.2.1.02,6]dec-8-ene-3,5-dione
• InChI: InChI=1S/C10H10O3/c1-10-3-2-5(4-10)6-7(10)9(12)13-8(6)11/h2-3,5-7H,4H2,1H3
• InChIKey: KNRCVAANTQNTPT-UHFFFAOYSA-N
• SMILES: CC12CC(C=C1)C3C2C(=O)OC3=O

Nadic methyl anhydride (Cat No.:R070746), also known as methylbicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride, is a reactive anhydride derived from methyl-substituted norbornene dicarboxylic acid. With the molecular formula C10H10O3, it appears as a clear to amber liquid or solid depending on conditions. NMA is widely used as a curing agent for epoxy resins, especially in high-performance composites, coatings, and electrical insulation systems. Its unique bicyclic structure imparts excellent thermal and mechanical stability. NMA contributes to enhanced chemical resistance and dimensional stability, making it ideal for advanced industrial applications, including aerospace, electronics, and automotive sectors.