Description

4,5-Epoxytetrahydrophthalic Acid Diglycidylester is a specialized epoxy-functional chemical intermediate of significant industrial importance. This compound serves as a key building block for the synthesis of advanced epoxy resins and reactive diluents, offering enhanced thermal and chemical resistance to final polymer formulations. It is primarily utilized by manufacturers in the coatings, adhesives, composites, and electronics industries seeking to develop high-performance materials.

Application

• Epoxy Resin Formulation: A critical monomer for producing high-performance, low-viscosity epoxy resins used in advanced composite materials.
• Reactive Diluent: Functions to reduce the viscosity of epoxy resin systems without compromising the thermal or mechanical properties of the cured product.
• Electrical Encapsulation & Potting: Used in formulations for encapsulating and protecting sensitive electronic components due to its excellent electrical insulation properties.
• High-Performance Coatings: Imparts superior chemical resistance, adhesion, and durability in industrial, marine, and protective coating applications.
• Structural Adhesives: A key component in adhesives for aerospace, automotive, and construction that require high strength and environmental stability.
• Fiber-Reinforced Composites: Used in the matrix resin for carbon fiber and glass fiber composites in automotive and wind energy sectors.
• Chemical Intermediate: Serves as a precursor for further chemical synthesis, including the production of other specialty esters and cross-linking agents.

Basic Information

Product Name	4,5-Epoxytetrahydrophthalic Acid Diglycidylester
CAS No.	25293-64-5
Molecular Formula	C14H18O6
Molecular Weight	282.29 g/mol
Synonyms	4,5-Epoxycyclohexane-1,2-dicarboxylic Acid Diglycidyl Ester; Tetrahydrophthalic Acid Diglycidyl Ester; 4,5-Epoxy-tetrahydrophthalic Acid Diglycidyl Ester; TGIC Alternative (in some applications); Cycloaliphatic Epoxy Ester; 1,2-Cyclohexanedicarboxylic Acid, 4,5-epoxy-, Diglycidyl Ester; Ester of Diglycidyl Ether and 4,5-Epoxytetrahydrophthalic Acid
EINECS	246-781-9

Quality Control

Our production of 4,5-Epoxytetrahydrophthalic Acid Diglycidylester adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, epoxide equivalent weight (EEW) determination, and impurity profiling. Certificates of Analysis (COA) documenting all critical parameters 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 (15-25°C). Keep away from heat, sparks, and open flame. Containers should be kept tightly sealed when not in use to prevent moisture absorption and maintain product integrity.

Specification

Item	Specification
Appearance	Clear, Colorless to Pale Yellow Liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Epoxide Equivalent Weight (EEW)	140 - 150 g/eq
Viscosity (25°C)	500 - 1500 mPa·s
Color (Gardner)	≤ 2
Hydrolyzable Chloride	≤ 0.1 %
Water Content	≤ 0.1 %

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