Description

Phenol, 2-(2H-Benzotriazol-2-yl)-4-methyl-6-tetracosyl- is a high-molecular-weight benzotriazole derivative, a class of chemicals renowned for their exceptional performance as ultraviolet (UV) light absorbers and stabilizers. This compound matters because it provides critical, long-term protection to polymers and coatings against photodegradation, extending product lifespan and maintaining aesthetic and mechanical properties. It is primarily needed by formulators and manufacturers in the plastics, coatings, and specialty chemical industries seeking to enhance the durability of their products under harsh environmental conditions.

Application

• Polymer Stabilization: As a highly effective UV absorber in polyolefins (PP, PE), PVC, polycarbonates, and engineering plastics to prevent yellowing, embrittlement, and loss of mechanical strength.
• High-Performance Coatings: For automotive clear coats, industrial coatings, and architectural paints to protect against gloss loss, chalking, and color fade.
• Adhesives and Sealants: To improve the weatherability and long-term performance of adhesive films and sealant formulations exposed to sunlight.
• Agricultural Films: Incorporated into greenhouse films and mulch films to stabilize the polymer matrix against solar UV radiation, extending functional service life.
• Specialty Chemical Intermediates: Used in the synthesis of other advanced light stabilizers or functional additives for niche applications.

Basic Information

Product Name	Phenol, 2-(2H-Benzotriazol-2-yl)-4-methyl-6-tetracosyl-
CAS No.	104487-30-1
Molecular Formula	C44H63N3O
Molecular Weight	649.99 g/mol
Synonyms	2-(2H-Benzotriazol-2-yl)-4-methyl-6-tetracosylphenol; 2-(2H-Benzotriazol-2-yl)-p-cresol tetracosyl derivative; UV-234 (common industry designation); 6-Tetracosyl-2-(2H-benzotriazol-2-yl)-4-methylphenol; Phenol, 2-(2H-benzotriazol-2-yl)-4-methyl-6-tetracosyl-; Bis(1,2,2,6,6-pentamethyl-4-piperidyl) sebacate and methyl 1,2,2,6,6-pentamethyl-4-piperidyl sebacate mixture (related stabilizer system component); Light stabilizer 234; Benzotriazole UV absorber 234.
EINECS	Contact for details

Quality Control

Our production of Phenol, 2-(2H-Benzotriazol-2-yl)-4-methyl-6-tetracosyl- adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for assay and purity, to ensure consistency and compliance with industry specifications. Certificates of Analysis (COA) detailing key parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and heat sources.

Specification

Item	Specification
Appearance	Light yellow to off-white powder or flakes
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Ash Content	≤ 0.1%
Transmittance	425 nm: ≥ 97.0%; 500 nm: ≥ 98.0%

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