Description

2-Methylacrylic Acid 3-Phenyloxetan-3-Yl Ester is a specialized methacrylate ester monomer featuring a phenyl-substituted oxetane ring, offering unique reactivity and polymer properties. This compound is valued for its ability to introduce both rigid phenyl groups and cross-linkable oxetane functionality into polymer backbones, enhancing thermal stability, mechanical strength, and chemical resistance. It is primarily sought by R&D chemists and formulators in the advanced polymer, photoresist, and specialty adhesive industries for developing high-performance materials.

Application

• Photoresist & Photopolymer Formulations: Acts as a key monomer in advanced photoresists for semiconductor manufacturing and UV-curable inks, contributing to high-resolution patterning and improved film properties.
• High-Performance Coatings: Used in the synthesis of specialty acrylic resins for coatings requiring exceptional durability, chemical resistance, and adhesion to challenging substrates.
• Specialty Adhesives & Sealants: Incorporated into formulations for structural adhesives and sealants where enhanced thermal stability and strength are critical.
• Dental & Biomedical Polymers: Serves as a building block for biocompatible polymers used in dental composites and other medical device applications.
• Advanced Composite Materials: Utilized as a reactive diluent or cross-linking agent in fiber-reinforced composites for aerospace and automotive sectors.
• Optical Materials: A potential component in the development of optical lenses, waveguides, and other polymeric materials with specific refractive indices.

Basic Information

Product Name	2-Methylacrylic Acid 3-Phenyloxetan-3-Yl Ester
CAS No.	1076198-41-8
Molecular Formula	C14H16O3
Molecular Weight	232.28 g/mol
Synonyms	3-Phenyl-3-oxetanylmethacrylate; 3-Oxetanemethanol, 3-phenyl-, methacrylate; Methacrylic Acid 3-Phenyl-3-oxetanyl Ester; 3-Phenyloxetan-3-yl Methacrylate; Phenyl Oxetane Methacrylate; Oxetane Monomer; Photoresist Monomer OXMA; (3-Phenyloxetan-3-yl) 2-methylprop-2-enoate
EINECS	Contact for details

Quality Control

Our production of 2-Methylacrylic Acid 3-Phenyloxetan-3-Yl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for sensitive applications like photoresists. Each lot is analyzed via HPLC, GC, and NMR to confirm identity, assay, and impurity profiles. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment, and we support customer-specific quality audits.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 2°C and 8°C (refrigerated) to maximize shelf-life and inhibit premature polymerization. Keep away from heat, sparks, and open flame. This material is incompatible with strong acids and oxidizing agents; store separately.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Inhibitor (MEHQ)	50 - 150 ppm
Specific Gravity (20°C)	1.10 - 1.15
Refractive Index (n20D)	1.520 - 1.530

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