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Merck
CN

215686

Disperse Yellow 3

Dye content 30 %

Synonym(s):

4-(2-Hydroxy-5-methylphenylazo)acetanilide, N-[4-(2-Hydroxy-5-methylphenylazo)phenyl]acetamide

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About This Item

Empirical Formula (Hill Notation):
C15H15N3O2
CAS Number:
2832-40-8
Molecular Weight:
269.30
EC Number:
220-600-8
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
24852911
MDL number:
MFCD00002377
Colour Index Number:
11855
Beilstein/REAXYS Number:
1915225

Key Documents

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Product Name

Disperse Yellow 3, Dye content 30 %

InChI key

PXOZAFXVEWKXED-UHFFFAOYSA-N

InChI

1S/C15H15N3O2/c1-10-3-8-15(20)14(9-10)18-17-13-6-4-12(5-7-13)16-11(2)19/h3-9,20H,1-2H3,(H,16,19)

SMILES string

CC(=O)Nc1ccc(cc1)N=Nc2cc(C)ccc2O

form

powder

composition

Dye content, 30%

mp

268-270 °C (lit.)

λmax

357 nm

ε (extinction coefficient)

≥6500 at 354-360 nm in ethanol and water at 0.02 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

Quality Level

100

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Biochem/physiol Actions

Disperse Yellow 3 has been used to study its degradation process by P. ostreatus using reversed phase high performance liquid chromatography (HPLC) and UV–visible spectrophotometry.

General description

Disperse Yellow 3 [2-(4′-acetamidophenylazo)-4-methylphenol] (DY3) belongs to the class of monoazo (heterocyclic) dyes. It is carcinogenic in nature.

pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Warning

hcodes

H317,H351

Hazard Classifications

Carc. 2 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
SHBT2256
SHBL3839
MKCF0850
MKCC4545
MKBV2756V

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HPLC and spectrophotometric analysis of biodegradation of azo dyes by Pleurotus ostreatus
Zhao X
Dyes and Pigments, 73, 322-325 (2007)
Peroxidase-Catalyzed Oxidation of Azo Dyes: Mechanism of Disperse Yellow 3 Degradation
Spadaro J.T and Renganathan V
Archives of Biochemistry and Biophysics, 312, 301-307 (1994)
J T Spadaro et al.
Archives of biochemistry and biophysics, 312(1), 301-307 (1994-07-01)
Disperse Yellow 3 [2-(4'-acetamidophenylazo)-4-methylphenol] (DY3) (I) is an important yellow dye used in industry and is also a carcinogen. Earlier we demonstrated that lignin-degrading cultures of white-rot basidiomycete Phanerochaete chrysosporium degrade DY3 to CO2. In this report, we have examined
P S Gray et al.
Cytobios, 25(99-100), 175-182 (1979-01-01)
Azo dyes have been shown to be mutagenic and toxic in a variety of organisms. The azo dye, Dispersion Yellow 3 is a pollutant in the river water supply of Northern Georgia. Preliminary and definitive studies have indicated that it
L. Kanerva, P. Elsner, J.E. Wahlberg, H.I. Maibach
Handbook of Occupational Dermatology (2013)
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