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Merck
CN

535788

2-(2H-Benzotriazol-2-yl)-6-dodecyl-4-methylphenol

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About This Item

Empirical Formula (Hill Notation):
C25H35N3O
CAS Number:
125304-04-3
Molecular Weight:
393.56
NACRES:
NA.23
PubChem Substance ID:
24878102
UNSPSC Code:
12162002
MDL number:
MFCD00134704

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InChI

1S/C25H35N3O/c1-3-4-5-6-7-8-9-10-11-12-15-21-18-20(2)19-24(25(21)29)28-26-22-16-13-14-17-23(22)27-28/h13-14,16-19,29H,3-12,15H2,1-2H3

SMILES string

OC(C(N1N=C2C=CC=CC2=N1)=CC(C)=C3)=C3CCCCCCCCCCCC

InChI key

VQMHSKWEJGIXGA-UHFFFAOYSA-N

refractive index

n20/D 1.574 (lit.)

mp

>350 °C (lit.)

solubility

H2O: insoluble <0.01 ppm at 20 °C
acetone, chloroform, ethyl acetate, n-hexane, methylene chloride, and toluene: 50 wt. % at 20 °C

density

0.911 g/mL at 25 °C (lit.)

Quality Level

100

Related Categories

Application

Low volatile liquid benzotriazole UV light absorber/stabilizer.
Imparts outstanding light stability and protection efficiency without imparting any yellowness to the protected substrate.

Physical form

Dodecyl chain is branched and linear.

hcodes

H413

Hazard Classifications

Aquatic Chronic 4

Storage Class

10 - Combustible liquids

wgk

WGK 3

flash_point_f

235.0 °F - closed cup

flash_point_c

112.8 °C - closed cup

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Certificates of Analysis (COA)

Lot/Batch Number
MKCZ7425
MKCF6216
MKBB9210V
MKBB9210
05214HI

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Xiangfan Chen et al.
Advanced materials (Deerfield Beach, Fla.), 30(18), e1705683-e1705683 (2018-03-25)
Advancements in three-dimensional (3D) printing technology have the potential to transform the manufacture of customized optical elements, which today relies heavily on time-consuming and costly polishing and grinding processes. However the inherent speed-accuracy trade-off seriously constrains the practical applications of

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