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215740

Sigma-Aldrich

Disperse Red 1

Dye content 50 %

Synonym(s):

N-Ethyl-N-(2-hydroxyethyl)-4-(4-nitrophenylazo)aniline

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About This Item

Empirical Formula (Hill Notation):
C16H18N4O3
CAS Number:
2872-52-8
Molecular Weight:
314.34
Colour Index Number:
11110
Beilstein:
5353614
EC Number:
220-704-3
MDL number:
MFCD00007312
UNSPSC Code:
12352103
PubChem Substance ID:
329752173

composition

Dye content, 50%

mp

160-162 °C (lit.)

λmax

503 nm

SMILES string

CCN(CCO)c1ccc(cc1)\N=N\c2ccc(cc2)[N+]([O-])=O

InChI

1S/C16H18N4O3/c1-2-19(11-12-21)15-7-3-13(4-8-15)17-18-14-5-9-16(10-6-14)20(22)23/h3-10,21H,2,11-12H2,1H3/b18-17+

InChI key

FOQABOMYTOFLPZ-ISLYRVAYSA-N

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Features and Benefits

This benchmark dipolar chromophore was incorporated into aromatic polymers to obtain model electrooptic polymer films.

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Product No.
Description
Pricing

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H317

Precautionary Statements

P280

Hazard Classifications

Skin Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
02113KX

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An outbreak of occupational textile dye dermatitis from Disperse Blue 106.
F Mota et al.
Contact dermatitis, 43(4), 235-237 (2000-09-30)
Farah Maria Drumond Chequer et al.
Mutation research, 676(1-2), 83-86 (2009-05-16)
The use of azo dyes by different industries can cause direct and/or indirect effects on human and environmental health due to the discharge of industrial effluents that contain these toxic compounds. Several studies have demonstrated the genotoxic effects of various
Mirosława Poprawa-Smoluch et al.
The journal of physical chemistry. A, 110(43), 11926-11937 (2006-10-27)
The photoisomerization of the push-pull substituted azo dye Disperse Red 1 is studied using femtosecond time-resolved absorption spectroscopy and other spectroscopic and computational techniques. In comparison with azobenzene, the pipi* state is more stabilized by the effects of push-pull substitution
Francine Inforçato Vacchi et al.
The Science of the total environment, 442, 302-309 (2012-11-28)
Azo dyes, the most widely used family of synthetic dyes, are often employed as colorants in areas such as textiles, plastics, foods/drugs/cosmetics, and electronics. Following their use in industrial applications, azo dyes have been found in effluents and various receiving
Farah Maria Drumond Chequer et al.
Toxicology in vitro : an international journal published in association with BIBRA, 25(8), 2054-2063 (2011-09-13)
Azo dyes constitute the largest class of synthetic dyes. Following oral exposure, these dyes can be reduced to aromatic amines by the intestinal microflora or liver enzymes. This work identified the products formed after oxidation and reduction of the dye
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