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MilliporeSigma

07937

Sudan II

analytical standard

Synonym(s):

1-(2,4-Xylylazo)-2-naphthol, Solvent Orange 7

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25 MG

$185.00

$185.00

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About This Item

Empirical Formula (Hill Notation):
C18H16N2O
CAS Number:
3118-97-6
Molecular Weight:
276.33
NACRES:
NA.24
PubChem Substance ID:
329748528
UNSPSC Code:
85151701
EC Number:
221-490-4
MDL number:
MFCD00003896

Key Documents

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Product Name

Sudan II, analytical standard

InChI

1S/C18H16N2O/c1-12-7-9-16(13(2)11-12)19-20-18-15-6-4-3-5-14(15)8-10-17(18)21/h3-11,21H,1-2H3/b20-19+

InChI key

JBTHDAVBDKKSRW-FMQUCBEESA-N

SMILES string

Cc1ccc(\N=N\c2c(O)ccc3ccccc23)c(C)c1

grade

analytical standard

assay

≥96.0% (HPLC)

shelf life

limited shelf life, expiry date on the label

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

mp

156-158 °C (lit.)

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

Quality Level

100

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Show Differences

1 of 4

This Item
74033103624195235
Sudan II analytical standard

Supelco

07937

Sudan II

Sudan II certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

Supelco

74033

Sudan II

Sudan I Dye content ≥95 %

Sigma-Aldrich

103624

Sudan I

Orange II sodium salt (Certified by the Biological Stain Commission), Dye content ≥85 %

Sigma-Aldrich

195235

Orange II sodium salt

application(s)

cleaning products
cosmetics
food and beverages
personal care

application(s)

-

application(s)

diagnostic assay manufacturing
hematology
histology

application(s)

diagnostic assay manufacturing
hematology
histology

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

gas chromatography (GC): suitable

technique(s)

microbe id | staining: suitable

technique(s)

-

grade

analytical standard

grade

certified reference material, TraceCERT®

grade

-

grade

-

format

neat

format

-

format

-

format

-

assay

≥96.0% (HPLC)

assay

-

assay

-

assay

-

shelf life

limited shelf life, expiry date on the label

shelf life

limited shelf life, expiry date on the label

shelf life

-

shelf life

-

Other Notes

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - Skin Sens. 1

Storage Class

11 - Combustible Solids

wgk

WGK 2

flash_point_f

448.9 °F - closed cup

flash_point_c

231.6 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCL9034
BCCK7301
BCBW5060

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Zhiping Zhang et al.
The Analyst, 137(11), 2556-2558 (2012-04-26)
A simple and efficient ambient ionization method based on paper spray combined with tandem mass spectrometry allows rapid detection and quantitation of various contaminants (clenbuterol, melamine, plasticizer and sudan red) in various foodstuffs (e.g., meat, milk, sports drinks and chili
Jia Wang et al.
Food chemistry, 136(3-4), 1478-1483 (2012-12-01)
A semiquantitative dip strip assay was developed using nanocolloidal gold-labelled monoclonal antibody (Mab) 8A10 for the rapid detection of Sudan red I in food samples. A protein-Sudan red I conjugate was coated on a nitro cellulose membrane strip in a
Els Houben et al.
Analytical chemistry, 82(2), 601-607 (2009-12-17)
The use of stable isotope labeled substrates and subsequent analysis of urinary nitrate, forms a noninvasive test for evaluation of the in vivo NO metabolism. The present paper describes a new method for simultaneous quantification of (15)N-nitrate and total nitrate
Claudio Baggiani et al.
Journal of separation science, 32(19), 3292-3300 (2009-09-02)
A method for molecularly imprinted SPE of banned Sudan azo-dyes from food samples was investigated. The molecularly imprinted polymer was obtained by suspension polymerization using 1-(4-chlorophenyl)azonaphthalen-2-ol as the mimic template. The molecular recognition properties of imprinted beads were evaluated for
Jing Liu et al.
Analytical biochemistry, 423(2), 246-252 (2012-02-14)
Many methods have been reported to determine the residues of Sudan dyes in food samples. Among the reported methods, enzyme-linked immunosorbent assay (ELISA) was a frequently used practical screen tool. In this study, a novel hapten of Sudan 2 was
View All Related Papers

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