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51383

Supelco

Sudan I

analytical standard

Synonym(s):

1-Phenylazo-2-naphthol, Solvent Yellow 14

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About This Item

Linear Formula:
C6H5N=NC10H6OH
CAS Number:
Molecular Weight:
248.28
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

131-133 °C (lit.)

application(s)

cleaning products
cosmetics
food and beverages
personal care

format

neat

SMILES string

Oc1ccc2ccccc2c1N=Nc3ccccc3

InChI

1S/C16H12N2O/c19-15-11-10-12-6-4-5-9-14(12)16(15)18-17-13-7-2-1-3-8-13/h1-11,19H

InChI key

MRQIXHXHHPWVIL-UHFFFAOYSA-N

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Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

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Pictograms

Health hazardExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Aquatic Chronic 4 - Carc. 2 - Muta. 2 - Skin Sens. 1

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

>554.0 °F - Pensky-Martens closed cup

Flash Point(C)

> 290 °C - Pensky-Martens closed cup


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Michalina Oplatowska et al.
Analytical and bioanalytical chemistry, 401(4), 1411-1422 (2011-07-07)
Sudan dyes have been found to be added to chilli and chilli products for illegal colour enhancement purposes. Due to the possible carcinogenic effect, they are not authorized to be used in food in the European Union or the USA.
Marie Stiborová et al.
Chemical research in toxicology, 26(2), 290-299 (2013-01-08)
Sudan I (1-phenylazo-2-hydroxynaphthol) is a suspected human carcinogen causing tumors in the livers and urinary bladders of rats, mice, and rabbits. Here, we investigated for the first time the influence of Sudan I exposure on the expression of several biotransformation
Gilson R Ferreira et al.
The journal of physical chemistry. A, 117(3), 642-649 (2013-01-08)
In this study, Raman, infrared, UV/vis, NMR, and single crystal X-ray diffraction spectroscopies are used to elucidate the tautomeric equilibrium of azo dyes derived from 1-phenyl-azo-2-naphthol (Sudan I). A new crystallographic structure is described for Sudan I, revealing the presence
Zhong Zhang et al.
Journal of agricultural and food chemistry, 60(1), 180-187 (2011-12-16)
A new single-hole hollow molecularly imprinted polymer (SHH-MIP) was prepared by multistep seed swelling polymerization using Sudan I as template molecule and successfully applied to selective solid-phase extraction (SPE) of Sudan dyes in chilli sauce samples. The polymers possessed high
Václav Martínek et al.
Toxicological sciences : an official journal of the Society of Toxicology, 117(2), 359-374 (2010-07-10)
Free radicals generated during peroxidase-catalyzed oxidation of two xenobiotics, carcinogenic Sudan I and an anticancer agent ellipticine, easily attack unmodified proteins but not glycoproteins. A significant inverse correlation between the extent of glycosylation of proteins and the degree of binding

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