Description

Dimethyl Maleate is a high-purity diester of maleic acid, valued for its reactivity as a versatile chemical intermediate and monomer. Its primary commercial significance lies in its role in polymer synthesis and organic synthesis, where it contributes to the production of specialty resins, plasticizers, and fine chemicals. This product is essential for manufacturers in the polymer, coatings, adhesives, and pharmaceutical intermediate sectors seeking reliable, high-quality raw materials.

Application

• Polymer & Resin Production: Serves as a key monomer or co-monomer in the synthesis of specialty polymers, including alkyd resins and unsaturated polyester resins.
• Organic Synthesis Intermediate: Used in Diels-Alder reactions and other organic transformations to create fine chemicals and pharmaceutical intermediates.
• Plasticizer & Additive Manufacturing: Acts as a precursor or intermediate in the production of specialty plasticizers and performance additives.
• Coatings & Adhesives: Imparts specific properties such as flexibility and cross-linking capability in advanced coating and adhesive formulations.
• Chemical Research & Development: Employed in R&D laboratories for developing new chemical entities and material science applications.

Basic Information

Product Name	Dimethyl Maleate
CAS No.	624-48-6
Molecular Formula	C6H8O4
Molecular Weight	144.13 g/mol
Synonyms	Dimethyl (Z)-Butenedioate; Maleic Acid Dimethyl Ester; Methyl Maleate; Dimethyl (Z)-2-Butenedioate; 2-Butenedioic Acid (Z)-, Dimethyl Ester; Methyl Hydrogen Maleate (common misnomer); DM Maleate; DMM
EINECS	210-848-6

Quality Control

Our Dimethyl Maleate is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee compliance with agreed specifications and support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources, open flames, and incompatible materials such as strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Acidity (as Maleic Acid)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.