Description

Maleic Acid Hydrogen 1-Vinyl Ester is a specialized vinyl ester monomer of significant industrial importance. This compound serves as a key reactive intermediate in polymerization and cross-linking reactions, enabling the synthesis of advanced polymeric materials with tailored properties. It is primarily utilized by manufacturers in the coatings, adhesives, and specialty polymer industries seeking to enhance product performance through chemical modification.

Application

• Polymer & Resin Production: Acts as a reactive monomer for synthesizing specialty polymers, including vinyl ester resins and copolymers.
• Cross-linking Agent: Used to introduce cross-links in polymer systems, improving thermal stability, chemical resistance, and mechanical strength.
• Coatings & Adhesives Formulation: Incorporated into formulations for high-performance industrial coatings, paints, and structural adhesives.
• Chemical Intermediate: Serves as a versatile building block in organic synthesis for pharmaceuticals and agrochemicals.
• UV-Curable Systems: Utilized in radiation-curable inks, coatings, and 3D printing resins due to its vinyl functionality.
• Textile & Paper Chemicals: Employed in the production of binders, sizing agents, and other functional chemicals for textiles and paper.

Basic Information

Product Name	Maleic Acid Hydrogen 1-Vinyl Ester
CAS No.	19896-47-0
Molecular Formula	C6H6O4
Molecular Weight	142.11 g/mol
Synonyms	Vinyl hydrogen maleate; Maleic acid vinyl ester; 1-Vinyl hydrogen maleate; 2-Butenedioic acid (Z)-, 1-ethenyl ester; Vinyl maleate (half ester); Ethenyl (Z)-2-butenedioate; Monovinyl maleate
EINECS	243-377-5

Quality Control

Our Maleic Acid Hydrogen 1-Vinyl Ester is produced under stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including assay, purity verification, and impurity profiling, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistent quality.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and incompatible materials such as organic solvents. Due to its reactive vinyl group, prolonged storage should be avoided, and the material should be used promptly after opening.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Acid Value	Contact for details
Refractive Index	Contact for details
Specific Gravity	Contact for details

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