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422479

2-tert-Butyl-6-(5-chloro-2H-benzotriazol-2-yl)-4-methylphenol

Name: 2-<I>tert</I>-Butyl-6-(5-chloro-2<I>H</I>-benzotriazol-2-yl)-4-methylphenol
Brand: ALDRICH

98%

Synonym(s):

2-(2-Hydroxy-3-tert -butyl-5-methylphenyl)-5-chloro-2H -benzotriazole, 2-(3-tert -Butyl-2-hydroxy-5-methylphenyl)-5-chloro-2H -benzotriazole, 2-(5-Chloro-2-benzotriazolyl)-6-tert -butyl-p -cresol, 2-(5-Chloro-2H -benzotriazol-2-yl)-6-(1,1-dimethylethyl)-4-methylphenol, 2-[5-Chloro-2H -benzotriazol-2-yl]-4-methyl-6-(tert -butyl)phenol

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About This Item

Empirical Formula (Hill Notation):

C₁₇H₁₈ClN₃O

CAS Number:

3896-11-5

Molecular Weight:

315.80

NACRES:

NA.23

PubChem Substance ID:

24866434

UNSPSC Code:

12162002

EC Number:

223-445-4

MDL number:

MFCD00059707

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Properties

Quality Level

100

assay

98%

mp

144-147 °C (lit.)

SMILES string

Cc1cc(c(O)c(c1)C(C)(C)C)-n2nc3ccc(Cl)cc3n2

InChI

1S/C17H18ClN3O/c1-10-7-12(17(2,3)4)16(22)15(8-10)21-19-13-6-5-11(18)9-14(13)20-21/h5-9,22H,1-4H3

InChI key

OCWYEMOEOGEQAN-UHFFFAOYSA-N

Description

General description

2-tert-Butyl-6-(5-chloro-2H-benzotriazol-2-yl)-4-methylphenol (UV-326) is a benzotriazole based UV absorber that can be used in the photostabilization of industrial materials. It can absorb the harmful UV radiation for the wavelength of about 290 nm.

Application

UV-326 can potentially be used as a UV light filter in cosmetics and sunscreens. It may also be used as a corrosion inhibitor for the protection of building materials and automobiles.

UV absorber

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Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

signalword

Danger

hcodes

EUH441

pcodes

P201 - P202 - P273 - P391 - P501

Hazard Classifications

vPvB

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Occurrence and removal of benzotriazoles and ultraviolet filters in a municipal wastewater treatment plant

Liu Y, et al.

Environmental Pollution (Barking, Essex : 1987), 165(9), 225-232 (2012)

Stability testing of the plastics additives 2,4-dihydroxybenzophenone, 2,2'-dihydroxy-4-methoxybenzophenone, 2-hydroxy-4-n-octyloxybenzophenone, 2-ethoxy-2-ethyloxanilide (tinuvin 312) and 2,2'-methylenebis(4-methyl-t-tert-butyl phenol) in aqueous and fatty food simulants.

D V Spyropoulos

Food additives and contaminants, 15(3), 362-369 (1998-07-17)

The stability of five additives used in the manufacture of plastics materials intended to be in contact with foodstuffs was tested in two EU aqueous food simulants (3% acidic acid and 15% ethanol), in olive oil and in two alternative

Determination of benzotriazole and benzophenone UV filters in sediment and sewage sludge

Zhang Z, et al.

Environmental Science & Technology, 45(9), 3909-3916 (2011)

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Global Trade Item Number

SKU	GTIN
422479-50G	04061832103136