Description

Bis(2-Methoxyethyl) 2-Methylidenebutanedioate is a specialized diester monomer featuring a reactive methylidene group. This compound is valued for its ability to undergo polymerization and cross-linking reactions, making it a crucial building block in advanced material synthesis. It is primarily sought by manufacturers in the polymer, coatings, and specialty chemical industries for developing high-performance resins and functional materials.

Application

• Cross-linking Agent for acrylic and other polymer systems in coatings and adhesives.
• Reactive Diluent/Monomer in radiation-curable (e.g., UV/EB) resins for inks, coatings, and 3D printing materials.
• Intermediate in the synthesis of specialty polymers with tailored mechanical and chemical resistance properties.
• Modifier for improving flexibility, adhesion, or weatherability in final polymeric products.
• Component in the formulation of advanced composites and engineering plastics.
• Chemical Intermediate for pharmaceutical and agrochemical active ingredient synthesis.

Basic Information

Product Name	Bis(2-Methoxyethyl) 2-Methylidenebutanedioate
CAS No.	51855-82-4
Molecular Formula	C12H20O6
Molecular Weight	260.28 g/mol
Synonyms	2-Methylidenebutanedioic Acid Bis(2-Methoxyethyl) Ester; Di(2-Methoxyethyl) Methylidenesuccinate; 2-Methylidenesuccinic Acid Di(2-Methoxyethyl) Ester; Methylidenesuccinic Acid Bis(2-Methoxyethyl) Ester; Bis(2-methoxyethyl) methylidenebutanedioate; 2-Methoxyethyl methacrylate succinate (related); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our Bis(2-Methoxyethyl) 2-Methylidenebutanedioate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing key specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials such as strong oxidizing agents, acids, and bases. For long-term storage, consider under an inert atmosphere to maintain product integrity.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Color (APHA)	≤ 100

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