Description

2-Propenamide, n-3-(2H-Benzotriazol-2-Yl)-2-Hydroxy-5-(1,1,3,3-Tetramethylbutyl)Phenylmethyl-2-Methyl- is a specialized acrylamide derivative that functions as a high-performance ultraviolet (UV) light absorber and polymerizable monomer. This compound is engineered to provide exceptional photostability and durability by chemically incorporating into polymer matrices, offering long-term protection against UV degradation. It is a critical raw material for manufacturers in the polymer, coatings, and advanced materials industries seeking to enhance the weatherability and service life of their products.

Application

• UV-Stabilized Polymer Production: As a reactive monomer for the synthesis of acrylic and vinyl polymers with inherent, non-leaching UV protection.
• High-Performance Coatings & Paints: For automotive, industrial, and architectural coatings requiring superior resistance to yellowing and gloss loss from sunlight exposure.
• Advanced Adhesives & Sealants: To improve the long-term stability and performance of adhesives used in outdoor or demanding environments.
• Engineering Plastics & Composites: As an additive in polycarbonate, nylon, and other engineering resins to prevent photo-oxidative degradation.
• Photographic & Optical Materials: In the formulation of light-sensitive layers and optical filters where controlled UV absorption is required.
• Specialty Chemical Intermediates: For further chemical synthesis to create custom UV absorbers or polymer additives with specific properties.

Basic Information

Product Name	2-Propenamide, n-3-(2H-Benzotriazol-2-Yl)-2-Hydroxy-5-(1,1,3,3-Tetramethylbutyl)Phenylmethyl-2-Methyl-
CAS No.	107479-06-1
Molecular Formula	C25H32N4O2
Molecular Weight	420.55 g/mol
Synonyms	2-Propenamide, N-[3-(2H-benzotriazol-2-yl)-2-hydroxy-5-(1,1,3,3-tetramethylbutyl)phenyl]methyl]-2-methyl-; 2-Methyl-N-[[3-(2H-benzotriazol-2-yl)-2-hydroxy-5-(1,1,3,3-tetramethylbutyl)phenyl]methyl]acrylamide; Polymerizable Benzotriazole UV Absorber; Reactive UV-328 Analog; UV Absorber AM-328; Norbloc 7966 (trade name analog); Photomer 4771 (trade name analog); N-(Benzotriazolyl-hydroxyphenyl-methyl) methacrylamide derivative
EINECS	Contact for details

Quality Control

Our production of this advanced UV absorber adheres to strict quality management systems, ensuring batch-to-batch consistency and high purity. Quality is verified through comprehensive analytical testing including HPLC, GC, and NMR. A Certificate of Analysis (COA) detailing purity, identity, and key specifications is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light) and may be hygroscopic (moisture-sensitive). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 1.5%

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