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Merck
CN

423327

2,4-Di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol

98%

Synonym(s):

2,4-Di-(tert -butyl)-6-(5-chloro-2H -benzo[d ][1,2,3]triazol-2-yl)phenol, 2-(2-Hydroxy-3,5-di-tert -butylphenyl)-5-chloro-2H -benzotriazole, 2-(2-Hydroxy-3,5-di-tert -butylphenyl)-5-chlorobenzotriazole, 2-(5-Chloro-2H -benzotriazol-2-yl)-4,6-bis(1,1-dimethylethyl)phenol, 5-Chloro-2-(3,5-di-tert -butyl-2-hydroxyphenyl)benzotriazole

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About This Item

Empirical Formula (Hill Notation):
C20H24ClN3O
CAS Number:
3864-99-1
Molecular Weight:
357.88
NACRES:
NA.23
PubChem Substance ID:
24866488
UNSPSC Code:
12162002
EC Number:
223-383-8
MDL number:
MFCD00059706

Key Documents

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Product Name

2,4-Di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol, 98%

InChI key

UWSMKYBKUPAEJQ-UHFFFAOYSA-N

InChI

1S/C20H24ClN3O/c1-19(2,3)12-9-14(20(4,5)6)18(25)17(10-12)24-22-15-8-7-13(21)11-16(15)23-24/h7-11,25H,1-6H3

SMILES string

CC(C)(C)c1cc(c(O)c(c1)C(C)(C)C)-n2nc3ccc(Cl)cc3n2

assay

98%

mp

150-153 °C (lit.)

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Application

UV absorber

General description

2,4-Di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol belongs to the class of benzotriazole based UV absorbers and UV filters, which can be used in cosmetics and personal care products, such as shampoos, body lotions and sunscreens.

pictograms

Health hazard
GHS08

signalword

Warning

hcodes

H373,H412

Hazard Classifications

Aquatic Chronic 3 - STOT RE 2

Storage Class

11 - Combustible Solids

wgk

WGK 2

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
03512JG

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Determination of UV filters in human breast milk using turbulent flow chromatography and babies? daily intake estimation.
Molins-Delgado D, et al.
Environmental Research, 161, 532-539 (2018)
Multiresidue analytical method for the determination of antimicrobials, preservatives, benzotriazole UV stabilizers, flame retardants and plasticizers in fish using ultra high performance liquid chromatography coupled with tandem mass spectrometry.
Kim J, et al.
Journal of Chromatography A, 1218(22), 3511-3520 (2011)
Zhe Lu et al.
Journal of chromatography. A, 1461, 51-58 (2016-07-19)
Analytical methods were developed for the determination of eight substituted diphenylamines (SDPAs) and six benzotriazole UV stabilizers (BZT-UVs) in blood plasma and fish homogenate matrices. Liquid-liquid extraction by methyl tert-butyl ether and denaturation by KOH following silica gel packed column

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