Description

4-Methacryloxy-2-Hydroxybenzophenone is a specialized benzophenone derivative that combines a polymerizable methacrylate group with a UV-absorbing benzophenone moiety. This unique bifunctional structure makes it a critical monomer for synthesizing advanced polymeric materials with inherent light-stabilizing properties. It is essential for manufacturers in the polymer and coatings industries seeking to enhance the photostability and longevity of their products.

Application

• UV-Absorbing Polymer Monomer: Key component for synthesizing polymers with built-in UV protection, used in coatings, films, and adhesives.
• Photostabilizer for Acrylic Resins: Incorporated into acrylic and methacrylic polymer chains to prevent yellowing and degradation from sunlight exposure.
• Advanced Optical Materials: Used in the production of specialty lenses, optical filters, and other components requiring controlled light absorption.
• Reactive Additive for Coatings: Enhances the weatherability and durability of automotive, industrial, and architectural coatings by covalently bonding into the polymer matrix.
• Photoresist and Photopolymer Formulations: Serves as a functional monomer in light-sensitive resins for electronics and printing plate applications.
• Dental and Biomedical Polymers: Utilized in light-curable composites and adhesives where controlled polymerization and stability are required.

Basic Information

Product Name	4-Methacryloxy-2-Hydroxybenzophenone
CAS No.	2035-72-5
Molecular Formula	C17H14O4
Molecular Weight	282.29 g/mol
Synonyms	2-Hydroxy-4-(methacryloyloxy)benzophenone; 4-(Methacryloyloxy)-2-hydroxybenzophenone; 2-Hydroxy-4-methacryloxybenzophenone; UV Monomer BP-2M; 2-Hydroxy-4-(2-methylacryloyloxy)benzophenone; 4-Methacryloyloxy-2-hydroxybenzophenone; Photomer 4028 (Trade Name); 4-(2-Methyl-2-propenoyloxy)-2-hydroxybenzophenone
EINECS	218-006-5

Quality Control

Our production of 4-Methacryloxy-2-Hydroxybenzophenone adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed against comprehensive specifications using advanced techniques like HPLC, GC, and NMR. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment 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 sources and incompatible materials. Due to its light-sensitive nature, containers should be kept in opaque packaging or amber glass.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	95 - 100 °C
Loss on Drying	≤ 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.