Description

4-(2-Oxiranylmethoxy)Benzoic Acid Methyl Ester is a high-purity epoxy-functional aromatic ester, a key building block in advanced polymer synthesis. This compound is valued for its ability to introduce reactive oxirane (epoxide) groups into polymer backbones, enabling cross-linking and property modification. It is primarily sought by R&D and production teams in the specialty polymers, coatings, adhesives, and advanced materials sectors for developing high-performance thermosets and functional resins.

Application

• Epoxy Resin Modifier: Used as a reactive diluent or co-monomer to modify the viscosity, flexibility, and thermal properties of standard epoxy resin systems.
• Cross-linking Agent: Serves as a cross-linker in the formulation of specialty coatings, adhesives, and composite materials, enhancing chemical resistance and mechanical strength.
• Polymer Synthesis Intermediate: A crucial monomer for synthesizing novel polymers with pendant epoxy groups, which can be further functionalized.
• UV-Curable Formulations: Incorporated into resins for UV-curable inks, coatings, and 3D printing materials, where the epoxy group participates in cationic polymerization.
• Electronic Encapsulants: Used in the production of high-purity encapsulating and potting compounds for electronic components.
• Adhesive Precursor: Acts as a key ingredient in the development of high-strength, durable structural and industrial adhesives.

Basic Information

Product Name	4-(2-Oxiranylmethoxy)Benzoic Acid Methyl Ester
CAS No.	5535-03-5
Molecular Formula	C11H12O4
Molecular Weight	208.21 g/mol
Synonyms	Methyl 4-(Oxiran-2-ylmethoxy)benzoate; Methyl 4-(Glycidyloxy)benzoate; 4-(Glycidyloxy)benzoic Acid Methyl Ester; Glycidyl 4-Methoxybenzoate; Benzoic acid, 4-(2-oxiranylmethoxy)-, methyl ester; Methyl p-(Glycidyloxy)benzoate; Epoxypropyl 4-Methoxybenzoate; 2,3-Epoxypropyl 4-Methoxybenzoate
EINECS	226-881-5

Quality Control

Our 4-(2-Oxiranylmethoxy)Benzoic Acid Methyl Ester is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for sensitive polymerization applications. Certificates of Analysis (COA) documenting purity, assay, and impurity profiles are provided with each shipment and are available upon request.

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, open flames, and incompatible materials such as strong acids, bases, and oxidizing agents. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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