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535788

Sigma-Aldrich

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
MDL number:
MFCD00134704
UNSPSC Code:
12162002
PubChem Substance ID:
24878102
NACRES:
NA.23

refractive index

n20/D 1.574 (lit.)

Quality Level

100

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.)

SMILES string

CCCCCCCCCCCCc1cc(C)cc(c1O)-n2nc3ccccc3n2

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

InChI key

VQMHSKWEJGIXGA-UHFFFAOYSA-N

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.

pictograms

Environment
GHS09

hcodes

H411

Hazard Classifications

Aquatic Chronic 2

wgk_germany

WGK 3

flash_point_f

235.0 °F

flash_point_c

112.8 °C

Certificates of Analysis (COA)

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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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