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422746

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

98%

Synonym(s):

2-(2-Hydroxy-3,5-di-tert -amylphenyl)-2H -benzotriazole, 2-(2H -Benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)phenol, 2-(3′,5′-Di-tert -amyl-2′-hydroxyphenyl)benzotriazole, 2-(3,5-Di-tert -amyl-2-hydroxyphenyl)-2H -benzotriazole, 2-[2-Hydroxy-3,5-bis(1,1-dimethylpropyl)phenyl]-2H -benzotriazole

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About This Item

Empirical Formula (Hill Notation):
C22H29N3O
CAS Number:
25973-55-1
Molecular Weight:
351.49
NACRES:
NA.23
PubChem Substance ID:
24866449
UNSPSC Code:
12162002
EC Number:
247-384-8
MDL number:
MFCD00134707
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assay

98%

mp

80-83 °C (lit.)

SMILES string

CCC(C)(C)c1cc(c(O)c(c1)C(C)(C)CC)-n2nc3ccccc3n2

InChI

1S/C22H29N3O/c1-7-21(3,4)15-13-16(22(5,6)8-2)20(26)19(14-15)25-23-17-11-9-10-12-18(17)24-25/h9-14,26H,7-8H2,1-6H3

InChI key

ZMWRRFHBXARRRT-UHFFFAOYSA-N

General description

2-(2H-Benzotriazol-2-yl)-4,6-di-tert-pentylphenol (UV-328) is an ultraviolet (UV) stabilizer with a phenolic group connected to the benzotriazole structure. These phenolic groups facilitate the absorption of UV light. UV-328 is mainly used in as a light stabilizer for coating and as an additive for industrial polymers.

Application

UV-328 is a class of benzotriazole derivatives that can potentially be used as corrosion inhibitors in heat resistant fluids in aircraft, brake fluids in automobiles and for other industrial cooling systems.

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pictograms

Health hazard
GHS08

target_organs

Liver,Kidney

Storage Class

11 - Combustible Solids

wgk

WGK 2

ppe

dust mask type N95 (US), Eyeshields, Gloves

signalword

Danger

Hazard Classifications

Aquatic Chronic 4 - PBT - STOT RE 2 Oral - vPvB

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