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215686

Sigma-Aldrich

Disperse Yellow 3

Dye content 30 %

Synonym(s):
4-(2-Hydroxy-5-methylphenylazo)acetanilide, N-[4-(2-Hydroxy-5-methylphenylazo)phenyl]acetamide
Empirical Formula (Hill Notation):
C15H15N3O2
CAS Number:
Molecular Weight:
269.30
Colour Index Number:
11855
Beilstein:
1915225
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.47

form

powder

Quality Level

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

SMILES string

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

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)

InChI key

PXOZAFXVEWKXED-UHFFFAOYSA-N

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This Item
1134421564321603
Disperse Yellow 3 Dye content 30 %

Sigma-Aldrich

215686

Disperse Yellow 3

Disperse Yellow 3 analytical standard

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11344

Disperse Yellow 3

Disperse Blue 1 Dye content 30 %

Sigma-Aldrich

215643

Disperse Blue 1

Disperse Orange 37 for microscopy

Sigma-Aldrich

21603

Disperse Orange 37

composition

Dye content, 30%

composition

-

composition

Dye content, 30%

composition

-

mp

268-270 °C (lit.)

mp

268-270 °C (lit.)

mp

332 °C

mp

-

λmax

357 nm

λmax

-

λmax

607 nm

λmax

-

ε (extinction coefficient)

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

ε (extinction coefficient)

-

ε (extinction coefficient)

-

ε (extinction coefficient)

≥250 at 415-425 nm in methanol

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

cleaning products
cosmetics
environmental
food and beverages
personal care

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

General description

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

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.

Pictograms

Exclamation markHealth hazard

Signal Word

Warning

Hazard Statements

Hazard Classifications

Carc. 2 - Skin Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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25G
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MMYOMAG-74K-13

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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
HPLC and spectrophotometric analysis of biodegradation of azo dyes by Pleurotus ostreatus
Zhao X
Dyes and Pigments, 73, 322-325 (2007)
B M Hausen et al.
Deutsche medizinische Wochenschrift (1946), 109(39), 1469-1475 (1984-09-28)
Skin allergies caused by the wearing of stockings and hose have received little attention. Findings in patients of an allergy department, enquiries at stocking counters of stores and recent publications indicate, however, that probably many more persons have an allergy

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