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UV-329 (5411)

CAS: 3147-75-9

Benzotriazole UV Absorber

Description

UV-329 is an ultraviolet light absorber (UVA) of the hydroxyphenyl benzotriazole class, which is used as a light stabilizer for plastics and other organic substrates.

Chemical name:

2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol

Synonym:

Octrizole

Molecular formula:

C20H25N3O

Molecular weight:

323 g/mol

CAS number:

3147-75-9

EC number:

221-573-5

Common applications

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