Description

2-Methylacrylicacid3-[3-tert-Butyl-5-(5-Chlorobenzotriazol-2-Yl)-4-Hydroxyphenyl]-Propylester is a specialized monomeric benzotriazole derivative designed for advanced polymer applications. This compound is critical for synthesizing high-performance polymeric materials that require built-in ultraviolet (UV) light stabilization and antioxidant properties. It is essential for manufacturers in the polymer, coatings, and specialty chemical industries seeking to enhance the durability and longevity of their products.

Application

• Reactive UV Stabilizer for Polymers: Used as a co-monomer to covalently incorporate UV-absorbing benzotriazole functionality into acrylic, methacrylic, and other polymer backbones, preventing photodegradation.
• High-Performance Coatings & Paints: Imparts permanent light stability and weatherability to automotive, industrial, and architectural coatings, preventing yellowing and loss of gloss.
• Engineering Plastics & Resins: Enhances the outdoor performance and color stability of polycarbonates, polyesters, and other engineering thermoplastics.
• Adhesives & Sealants: Improves the long-term durability and resistance to environmental stress cracking in structural and specialty adhesives.
• Advanced Material Synthesis: Serves as a key intermediate for creating novel polymeric materials with tailored light-stabilizing and antioxidant characteristics.

Basic Information

Product Name	2-Methylacrylicacid3-[3-tert-Butyl-5-(5-Chlorobenzotriazol-2-Yl)-4-Hydroxyphenyl]-Propylester
CAS No.	96478-15-8
Molecular Formula	C25H28ClN3O3
Molecular Weight	453.96 g/mol
Synonyms	2-Propenoic acid, 2-methyl-, 3-[3-(1,1-dimethylethyl)-5-(5-chloro-2H-benzotriazol-2-yl)-4-hydroxyphenyl]propyl ester; 2-(2-Hydroxy-5-tert-butyl-3-(3-methacryloyloxypropyl)phenyl)-5-chlorobenzotriazole; Methacrylic ester of 2-(2-Hydroxy-5-tert-butyl-3-(3-hydroxypropyl)phenyl)-5-chlorobenzotriazole; Reactive UV-328; Polymerizable benzotriazole UV absorber; Light stabilizer monomer; UV Absorber 96478-15-8
EINECS	Contact for details

Quality Control

Our production of 2-Methylacrylicacid3-[3-tert-Butyl-5-(5-Chlorobenzotriazol-2-Yl)-4-Hydroxyphenyl]-Propylester adheres to stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques like HPLC and NMR to confirm identity, potency, and impurity profiles. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert gas (nitrogen) blanket.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	95 - 105 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
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.