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21603

Sigma-Aldrich

Disperse Orange 37

for microscopy

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Synonym(s):
3-[4-(2,6-Dichloro-4-nitrophenylazo)-N-ethylanilino]propionitrile
Empirical Formula (Hill Notation):
C17H15Cl2N5O2
CAS Number:
Molecular Weight:
392.24
Beilstein/REAXYS Number:
6348868
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
MA.02

grade

for microscopy

Quality Level

form

powder

ε (extinction coefficient)

≥250 at 415-425 nm in methanol

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

CCN(CCC#N)c1ccc(cc1)\N=N\c2c(Cl)cc(cc2Cl)[N+]([O-])=O

InChI

1S/C17H15Cl2N5O2/c1-2-23(9-3-8-20)13-6-4-12(5-7-13)21-22-17-15(18)10-14(24(25)26)11-16(17)19/h4-7,10-11H,2-3,9H2,1H3/b22-21+

InChI key

KHZRTXVUEZJYNE-QURGRASLSA-N

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1 of 4

This Item
39006236479753882
vibrant-m

21603

Disperse Orange 37

vibrant-m

390062

Thiazole Orange

vibrant-m

364797

Disperse Orange 3

vibrant-m

53882

Disperse Orange 3

ε (extinction coefficient)

≥250 at 415-425 nm in methanol

ε (extinction coefficient)

-

ε (extinction coefficient)

-

ε (extinction coefficient)

-

storage temp.

room temp

storage temp.

room temp

storage temp.

-

storage temp.

-

form

powder

form

powder

form

-

form

-

Quality Level

100

Quality Level

200

Quality Level

-

Quality Level

100

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

-

application(s)

cleaning products
cosmetics
environmental
food and beverages
personal care

General description

Disperse Orange 37 is a textile dye allergens. It is a component of commercial dye formulation Dispersol Black Dye used in textile industry for dyeing synthetic fibers.

Application

Disperse Orange 37 may be used during an experimental study conducted to understand the mutagenic and carcinogenic potential of textile azo dye processing plant effluent, that is known to have an impact on drinking water source.

Other Notes

Dye standard for the assay of allergy-inducing dyes in textiles

pictograms

Exclamation mark

signalword

Warning

hcodes

pcodes

Hazard Classifications

Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


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Rodrigo Otávio Alves de Lima et al.
Mutation research, 626(1-2), 53-60 (2006-10-10)
Recently a textile azo dye processing plant effluent was identified as one of the sources of mutagenic activity detected in the Cristais River, a drinking water source in Brazil [G.A. Umbuzeiro, D.A. Roubicek, C.M. Rech, M.I.Z. Sato, L.D. Claxton, Investigating
Patricia A Carneiro et al.
Journal of hazardous materials, 174(1-3), 694-699 (2009-10-27)
High performance liquid chromatography coupled to a diode array detector method was developed to detect disperse dyes in water samples over the range 0.50-35 ng, with detection limits of 0.09 ng, 0.84 ng and 0.08 ng, respectively, with good repeatability
K.L. Hatch
Textile Res., 54, 664-664 (1984)
K L Hatch et al.
Journal of the American Academy of Dermatology, 32(4), 631-639 (1995-04-01)
The literature concerning textile dye dermatitis published during the last decade was reviewed. Sixty-one cases of dye-allergic contact dermatitis in which the presentation or course of the dermatitis was unusual or the dye allergen was one not previously reported have

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