Chemical Product Library / Reference

2-(2H-Benzotriazol-2-yl)-4,6-di-tert-pentylphenol

Chemical identity, technical indicators, performance and application reference. Confirm specifications and regulatory suitability against supplier documentation.

Molecular structure for 2-(2H-Benzotriazol-2-yl)-4,6-di-tert-pentylphenol

Chemical identity

English name2-(2H-Benzotriazol-2-yl)-4,6-di-tert-pentylphenol
English synonymsUV-328;UV absorber 328;Tinuvin 328
Chinese name2-(2H-苯并三唑-2-基)-4,6-二叔戊基苯酚
Chinese synonymsUV-328;紫外线吸收剂UV-328
Chemical categoryUV Absorbers
CAS No.25973-55-1
EINECS No.247-384-8
Molecular formulaC22H29N3O
Molecular weight351.49
PubChem structure images are reference depictions, not proof of composition, purity, grade, or regulatory status. Mixtures and polymers may not have a single representative structure.

Technical indicators

Assay ≥99.0%; melting point 80–83°C; ash ≤0.1%; volatile matter ≤0.5%

Performance characteristics

Pale yellow crystalline powder, benzotriazole UV absorber, low volatility and good compatibility

Application scenarios

Polyolefins, engineering plastics, coatings, adhesives, automotive parts