CAS 624-48-6 Dimethyl maleate - Materials / Alfa Chemistry

NAVIGATION

Dimethyl maleate

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Catalog Number

ACM624486-1

CAS Number

624-48-6

Product Name

Dimethyl maleate

Structure

Category

Plastic Additives; Polymers; Plasticizers

Synonyms

Cis-propenoic acid dimethyl ester

IUPAC Name

Dimethyl (Z)-but-2-enedioate

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

Complexity

141

Covalently-Bonded Unit Count

Defined Atom Stereocenter Count

Defined Bond Stereocenter Count

Exact Mass

144.04225873

Formal Charge

Hazard Statements

Xn:Harmful;