2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol

2-(2H-苯并三唑-2-基)-4,6-二(1-甲基-1-苯基乙基)苯酚

Also known as: UV Absorber 234, UV-234, 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol, 2-(2H-Benzotriazol-2-yl)-4,6-bis(2-phenylpropan-2-yl)phenol, 2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4,6-bis(2-phenylpropan-2-yl)phenol, BLS234, Eusorb UV-900, Tinuvin 234, Phenol, 2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)-

2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol (CAS 70321-86-7) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C30H29N3O and a molecular weight of 447.571 g/mol. It is also known as UV Absorber 234, UV-234 and 2-(2H-Benzotriazol-2-yl)-4,6-bis(2-phenylpropan-2-yl)phenol. Key properties include a melting point of 139-143 °C(lit.), a boiling point of 589.3±60.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 310.2±32.9 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

70321-86-7

Jingsj CID

J-1515973-1

Molecular Formula

C₃₀H₂₉N₃O

Chinese Name

2-(2H-苯并三唑-2-基)-4,6-二(1-甲基-1-苯基乙基)苯酚

Molecular Weight

447.571 g/mol

Category

Alcohols

Last updated

8/21/2026