Skip to Content
MilliporeSigma
All Photos(2)

Documents

07937

Supelco

Sudan II

analytical standard

Synonym(s):

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

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C18H16N2O
CAS Number:
Molecular Weight:
276.33
EC Number:
MDL number:
UNSPSC Code:
85151701
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

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

SMILES string

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

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

Looking for similar products? Visit Product Comparison Guide

Recommended products

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

signalword

Warning

Hazard Classifications

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

Storage Class

11 - Combustible Solids

wgk_germany

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


Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Jing Xu et al.
The Analyst, 135(10), 2566-2572 (2010-08-07)
Sudan dyes are banned to be used in food additives because of the carcinogenicity of their metabolites. A rapid and sensitive indirect competitive enzyme-linked immunosorbent assay (ELISA) was developed to detect the residues of Sudan dyes. Novel immunogen and coating
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
Shane T Finn et al.
Photochemistry and photobiology, 87(5), 1184-1188 (2011-06-15)
We describe a screening methodology that can be used to quickly determine the effectiveness of newly synthesized photocatalysts. We were particularly interested in measuring the destruction of organic molecules painted onto a photocatalytic surface by spraying, with destruction proceeding in
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

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service