[Product name]: 2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol
[Alias]: Octrizole; 2-benzotriazol-2-yl-4-(1,1,3,3-tetramethylbutyl)phenol; 2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole; UV-329; 2-(2'-Hydroxy-5'-(1,1,3,3-tetramethylbutyl)phenyl)benzotriazole; Cyasorb 5411; Tinuvin 5411; Primesorb5411; 2-(2'-Hydroxy-5'-tert-Octyl Phenyl)-Benzotriazolel; BHSORB-329; 2-(2'-hydroxy-5-tert-octylphenyl) benzotriazole; 2-(2'-HYDROXY-5'-TERT-OCTYLLPHENYL)BENZOTRIAZOLE; 2-(2'-HYDROXY-5'-TERT-OCTYL PHENYL) BENZOTRIAZOLE; LABOTEST-BB LT00053579; EUSORB 323; TINUVIN 329; UV absorber-329; 2-(2H-benzotriazol-2-yl)-4-(2,4,4-trimethylpentan-2-yl)phenol; Ultraviolet absorberUV-329
[CAS No.]: 3147-75-9; 123307-21-1
[EINECS No.]: 221-573-5
[Molecular formula]: C₂₀H₂₅N₃O
[Molecular weight]: 323.432
[Physical property]:
[Appearance]: Off-?white powder Content: ≥99% (HPLC) Melting point: 103-105 °C?Light transmittance: 440nm≥98% 500nm≥99% Volatiles: ≤0.3%
[Uses]: The main application is suitable for polystyrene, polymethyl methacrylate, polyester, rigid polyvinyl chloride, polycarbonate, ABS resin, etc.
[Risk term]: R36/37/38:Irritating to eyes, respiratory system and skin.
[Safety term]: S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39: Wear suitable gloves and eye/face protection