Skip to Content
Merck
All Photos(2)

Key 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

Signal Word

Warning

Hazard Statements

Hazard Classifications

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

448.9 °F - closed cup

Flash Point(C)

231.6 °C - closed cup

Personal Protective Equipment

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

Peng Wang et al.
Se pu = Chinese journal of chromatography, 26(3), 353-357 (2008-08-30)
A new method was established for determining Sudan Red I - IV dyes in eggs using liquid chromatography-tandem mass spectrometry (LC-MS/MS). The target analytes in eggs such as hen eggs, duck eggs and preserved eggs, were extracted by solid-phase dispersion
Ali A Ensafi et al.
Talanta, 88, 244-251 (2012-01-24)
A simple and inexpensive methodology was used to develop a novel electrochemical sensor for the determination of Sudan II. The interaction of Sudan II with salmon sperm ds-DNA on the surface of salmon sperm ds-DNA-modified pencil graphite electrode (PGE) and
Yuzhen Wang et al.
Journal of the science of food and agriculture, 91(10), 1836-1842 (2011-03-30)
Sudan I, a synthetic azo dye, is considered to be a genotoxic carcinogen and is prohibited in foodstuffs for any purpose at any level worldwide. In this study, a sensitive and specific direct competitive enzyme-linked immunosorbent assay (dc-ELISA) for fast
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
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

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