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199672

Sigma-Aldrich

Sudan Orange G

Dye content 85 %

Synonym(s):

2,4-Dihydroxyazobenzene, 4-(Phenylazo)resorcinol, SOG

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About This Item

Linear Formula:
C6H5N=NC6H3-1,3-(OH)2
CAS Number:
2051-85-6
Molecular Weight:
214.22
Colour Index Number:
11920
Beilstein:
958430
EC Number:
218-131-9
MDL number:
MFCD00002275
UNSPSC Code:
12171500
PubChem Substance ID:
24851933
NACRES:
NA.47

form

powder

Quality Level

100

composition

Dye content, 85%

mp

143-146 °C (lit.)

solubility

chloroform: 1 mg/mL, clear, orange to red

λmax

388 nm

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

room temp

SMILES string

Oc1ccc(\N=N\c2ccccc2)c(O)c1

InChI

1S/C12H10N2O2/c15-10-6-7-11(12(16)8-10)14-13-9-4-2-1-3-5-9/h1-8,15-16H/b14-13+

InChI key

BPTKLSBRRJFNHJ-BUHFOSPRSA-N

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General description

Sudan Orange G belongs to the group of azo dyes, which are synthetic organic colorants. Members of azo dyes contain chromophoric azo groups (-N-N-).

Application

Sudan Orange G has been used to study its enzymatic biotransformation and is used as a standard in Liquid chromatography–mass spectrometry.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

199672-1G:
199672-VAR:
199672-BULK:
199672-25G:

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Certificates of Analysis (COA)

Lot/Batch Number
SHBL7112
MKCH4336
MKCG8596
MKCG7152
MKCF2437

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Development of a method for the analysis of seven banned azo-dyes in chilli and hot chilli food samples by pressurised liquid extraction and liquid chromatography with electrospray ionization-tandem mass spectrometry
Pardo O
Talanta, 78, 178-186 (2009)
Determination of Banned Dyes in Spices by Liquid
Chromatography?Mass Spectrometry
Botek P
Czech Journal of Food Sciences, 25, 17-24 (2007)
Enzymatic biotransformation of the azo dye Sudan Orange G with bacterial CotA-laccase
Pereira L
Journal of Biotechnology, 139, 68-77 (2009)
Ze Wang et al.
Drug and alcohol dependence, 152, 102-108 (2015-05-11)
The functional interconnections of the addicted brain may differ from the non-addicted population in important ways, but prioranalytic approaches were usually limited to the study of connections between a few number of selected brain regions. Recent approaches enable examination of
Daniel Kessler et al.
The Journal of neuroscience : the official journal of the Society for Neuroscience, 34(50), 16555-16566 (2014-12-17)
Previous neuroimaging investigations in attention-deficit/hyperactivity disorder (ADHD) have separately identified distributed structural and functional deficits, but interconnections between these deficits have not been explored. To unite these modalities in a common model, we used joint independent component analysis, a multivariate

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