Dimethyl maleate

• Catalog Number: ACM624486-1
• CAS: 624-48-6
• IUPAC Name: Dimethyl (Z)-but-2-enedioate
• Synonyms: Cis-propenoic acid dimethyl ester
• Molecular Weight: 144.13
• Molecular Formula: C6H8O4
• Canonical SMILES: COC(=O)C=CC(=O)OC
• InChI: InChI=1S/C6H8O4/c1-9-5(7)3-4-6(8)10-2/h3-4H,1-2H3/b4-3-
• InChI Key: LDCRTTXIJACKKU-ARJAWSKDSA-N
• Boiling Point: 204-205 °C(lit.)
• Melting Point: -19 °C
• Flash Point: 196 °F
• Purity: 98%
• Density: 1.152 g/mL at 25 °C(lit.)
• Appearance: Clear liquid
• Application: Dimethyl maleate is a versatile, colorless liquid that serves as a crucial intermediate in various chemical applications. Primarily, it functions as a dienophile in ultrasonic-promoted Diels-Alder reactions with substituted furans, making it invaluable in organic synthesis. Beyond this role, dimethyl maleate is extensively utilized as an additive in industries such as pharmaceuticals, copolymers, pigments, plastics, paints, adhesives, and agrochemicals. Its ability to increase the glass transition temperature of styrene or vinyl chloride polymers enhances the hardness and toughness of polymer films like those of vinyl acetate copolymers. Derived from the condensation of maleic acid with methanol, dimethyl maleate is a key component in improving the performance and durability of various materials.
• Storage: Sealed in dry, room temperature
• Active Content: 95%
• Physical State: Liquid
• Typical Applications: Use as monomer.; Use as Film-forming agent.