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214531

Sigma-Aldrich

Acid Orange 8

Dye content 65 %

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About This Item

Empirical Formula (Hill Notation):
C17H13N2NaO4S
CAS Number:
Molecular Weight:
364.35
Colour Index Number:
15575
EC Number:
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47
Pricing and availability is not currently available.

form

powder

composition

Dye content, 65%

solubility

water: 1 mg/mL, clear, red-orange

λmax

490 nm

ε (extinction coefficient)

≥10000 at 261-267 nm in water at 0.01499 g/L
≥15000 at 486-492 nm in water at 0.01499 g/L
≥23000 at 226-232 nm in water at 0.01499 g/L
≥6000 at 306-312 nm in water at 0.01499 g/L

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

[Na+].Cc1cc(ccc1\N=N\c2c(O)ccc3ccccc23)S([O-])(=O)=O

InChI

1S/C17H14N2O4S.Na/c1-11-10-13(24(21,22)23)7-8-15(11)18-19-17-14-5-3-2-4-12(14)6-9-16(17)20;/h2-10,20H,1H3,(H,21,22,23);/q;+1/p-1/b19-18+;

InChI key

WPWNIQBSYQVEKJ-LTRPLHCISA-M

General description

Acid Orange 8 is an azo dye derivative, that is usually used in textile dyeing.[1]

Application

Acid Orange 8 has been used to study its photodegradation induced by TiO2 (titanium dioxide) in aqueous solution.[1]

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Titanium dioxide mediated photocatalyzed degradation of a textile dye derivative, acid orange 8, in aqueous suspensions
Saquib M and Muneer M
Desalination, 155(3), 255-263 (2003)

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