Description

2-Propenoic Acid, 2-Methyl-, 2-(4-Benzoylphenoxy)Ethyl Ester is a specialized acrylate monomer featuring a benzophenone moiety. This unique structure makes it a critical photoactive component for advanced polymer synthesis, enabling the creation of materials with tailored properties under UV light. It is essential for industrial R&D and production teams in the coatings, adhesives, and advanced materials sectors who require precise control over polymerization and cross-linking processes.

Application

• As a key photoinitiator and cross-linking agent in UV-curable coatings, inks, and adhesives.
• In the synthesis of specialty polymers for optical films and lenses requiring high clarity and durability.
• As a functional monomer for producing pressure-sensitive adhesives (PSAs) with enhanced performance.
• In the manufacture of dental composites and restorative materials for rapid, light-activated curing.
• For research and development of advanced photoresists in microelectronics and semiconductor applications.
• As a building block in hydrogel networks for biomedical and controlled-release applications.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, 2-(4-Benzoylphenoxy)Ethyl Ester
CAS No.	34570-27-9
Molecular Formula	C21H20O4
Molecular Weight	336.38 g/mol
Synonyms	2-(4-Benzoylphenoxy)ethyl methacrylate; Benzophenone methacrylate; 2-(4-Benzoylphenoxy)ethyl 2-methylprop-2-enoate; 4-(2-Methacryloyloxyethoxy)benzophenone; BPEM; Photoinitiator monomer; Ester of 2-(4-benzoylphenoxy)ethanol and methacrylic acid; Light-curing acrylate monomer
EINECS	Contact for details

Quality Control

Our production of 2-(4-Benzoylphenoxy)ethyl methacrylate adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability. Each lot is analyzed for critical parameters including purity, identity, and functional group content. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory compliance 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 strong acids, organic solvents, and sources of heat or ignition. For long-term storage, consider under an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Refractive Index (20°C)	1.550 - 1.560
Specific Gravity (20°C)	1.150 - 1.170

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