Description

Oxiranecarboxylic Acid, 2-Methyl-2-Propenyl Ester (9Ci) is a specialized epoxy-functional acrylate monomer. This compound is valued for its dual functionality, combining a reactive epoxy group with a polymerizable methacrylate moiety, enabling its use as a crosslinking agent and a building block for advanced polymeric materials. It is primarily sought by R&D chemists and formulators in the coatings, adhesives, and specialty polymer industries to develop materials with enhanced mechanical properties, chemical resistance, and adhesion.

Application

• As a reactive diluent and crosslinking agent in UV-curable coatings, inks, and adhesives.
• Key monomer for the synthesis of epoxy-acrylate hybrid resins with tailored thermal and mechanical properties.
• Used in the formulation of high-performance composite materials and fiber-reinforced plastics.
• Building block for dental and biomedical polymers requiring specific reactivity and biocompatibility.
• Intermediate in the production of ion-exchange resins and specialty functional polymers.
• Component in photoresists and electronic encapsulants for the semiconductor industry.

Basic Information

Product Name	Oxiranecarboxylic Acid, 2-Methyl-2-Propenyl Ester (9Ci)
CAS No.	604802-85-9
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	2-Methyl-2-propenyl oxiranecarboxylate; Glycidyl methacrylate, 9CI; Methacrylic acid, oxiranylmethyl ester; 2,3-Epoxypropyl methacrylate; 3-(Methacryloyloxy)-1,2-epoxypropane; GMA (common abbreviation); Oxiranylmethyl 2-methylprop-2-enoate; (Oxiran-2-yl)methyl 2-methylprop-2-enoate
EINECS	Contact for details

Quality Control

Our production of Oxiranecarboxylic Acid, 2-Methyl-2-Propenyl Ester adheres to stringent quality management protocols. Each batch is analyzed to ensure high purity and consistency, with key parameters monitored via GC, HPLC, and NMR. Certificates of Analysis (COA) detailing purity, assay, and impurity profiles are provided to guarantee the material meets your specific R&D or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is light-sensitive and may polymerize upon prolonged exposure to heat or contaminants. Keep away from strong acids, bases, and polymerization initiators.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Epoxy Value	Contact for details
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.