Description

Diethyl Itaconate is a versatile organic ester derived from itaconic acid, serving as a high-purity monomer and chemical intermediate. Its bifunctional structure, featuring both an ester group and a reactive double bond, makes it a valuable building block for polymerization and organic synthesis. This compound is essential for manufacturers in the polymer, specialty chemical, and pharmaceutical industries seeking to create advanced materials with tailored properties.

Application

• Polymer & Resin Synthesis: A key monomer for producing specialty polymers, including poly(diethyl itaconate), and for copolymerization with styrene, acrylates, and vinyl acetate to modify flexibility, adhesion, and glass transition temperature.
• Chemical Intermediate: Used in organic synthesis for the production of pharmaceuticals, agrochemicals, and fine chemicals, leveraging its reactive double bond for Michael additions and other transformations.
• Crosslinking Agent: Functions as a crosslinker in thermosetting resins and coatings to enhance durability, chemical resistance, and thermal stability.
• Plasticizer & Modifier: Acts as a plasticizer or property modifier in polymer blends and composites to improve processability and performance characteristics.
• Adhesive & Sealant Formulations: Incorporated into formulations for pressure-sensitive adhesives and sealants to optimize tack, peel strength, and cohesion.
• UV-Curable Systems: Utilized as a reactive diluent or co-monomer in UV-curable inks, coatings, and 3D printing resins for rapid curing and enhanced film properties.

Basic Information

Product Name	Diethyl Itaconate
CAS No.	57718-07-7
Molecular Formula	C9H14O4
Molecular Weight	186.21 g/mol
Synonyms	Diethyl 2-methylidenebutanedioate; Itaconic Acid Diethyl Ester; Diethyl Methylenesuccinate; Ethyl Itaconate; 2-Methylenesuccinic Acid Diethyl Ester; Butanedioic acid, 2-methylene-, 1,4-diethyl ester; Diethyl itaconate (stabilized with HQ)
EINECS	Contact for details

Quality Control

Our Diethyl Itaconate is produced under a strict quality management system. Every batch undergoes comprehensive analytical testing, including assay, identity confirmation, and impurity profiling, to ensure it meets exacting specifications. A Certificate of Analysis (COA) detailing purity, physical properties, and test results is provided with each shipment to guarantee traceability and compliance with your requirements.

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 strong bases and incompatible materials such as strong oxidizing agents. For long-term storage, consider under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index (20°C)	1.435 - 1.445
Density (20°C)	1.040 - 1.060 g/mL

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