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21603

Sigma-Aldrich

Disperse Orange 37

for microscopy

Synonym(s):

3-[4-(2,6-Dichloro-4-nitrophenylazo)-N-ethylanilino]propionitrile

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About This Item

Empirical Formula (Hill Notation):
C17H15Cl2N5O2
CAS Number:
13301-61-6
Molecular Weight:
392.24
Beilstein:
6348868
EC Number:
236-325-1
MDL number:
MFCD00181820
UNSPSC Code:
12171500
PubChem Substance ID:
329752183
NACRES:
MA.02

grade

for microscopy

Quality Level

100

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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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
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
403639/1

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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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