Description

1-Methylethane-1,2-Diyl Maleate is a specialized diester derivative of maleic acid, offering a reactive platform for polymer synthesis and chemical modification. This compound is valued for its ability to introduce cross-linking sites and enhance material properties in advanced formulations. It serves as a critical intermediate for manufacturers in the polymer, coatings, and specialty chemical industries seeking to develop products with tailored performance characteristics.

Application

• Cross-linking Agent: Used in the production of thermosetting resins, unsaturated polyester resins (UPR), and alkyd resins to improve hardness, chemical resistance, and thermal stability.
• Polymer Modification: Acts as a comonomer or grafting agent for modifying the properties of polyolefins, acrylics, and other polymers to enhance adhesion, flexibility, or weatherability.
• Coating & Ink Formulations: Incorporated into radiation-curable (UV/EB) coatings, printing inks, and adhesives to promote rapid curing and durable film formation.
• Specialty Intermediates: Serves as a key building block for synthesizing more complex molecules used in agrochemicals, pharmaceuticals, and plasticizers.
• Composite Materials: Employed in fiber-reinforced plastics and composite materials to optimize the interface between the resin matrix and reinforcing fibers.

Basic Information

Product Name	1-Methylethane-1,2-Diyl Maleate
CAS No.	71550-61-3
Molecular Formula	C9H12O4
Molecular Weight	184.19 g/mol
Synonyms	Propylene Glycol Maleate; 1,2-Propanediol Maleate; Maleic Acid 1-Methylethane-1,2-Diyl Ester; 1-Methylethylene Maleate; PG Maleate; 2-Hydroxypropyl Maleate; Propane-1,2-diyl maleate
EINECS	Contact for details

Quality Control

Our production of 1-Methylethane-1,2-Diyl Maleate adheres to stringent quality management protocols. Every batch is analyzed using advanced techniques like HPLC and GC to ensure high purity and consistent performance. Comprehensive Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are provided to guarantee traceability and support your quality assurance processes.

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 oxidizing agents. The container must be kept tightly closed to prevent moisture absorption.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Acid Value	≤ 2.0 mg KOH/g
Water Content (KF)	≤ 0.5%

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