Ponceau SX

SIAL/92395 - analytical standard

Synonym: 3-(2,4-Dimethyl-5-sulfophenylazo)-4-hydroxynaphthalene-1-sulfonic acid disodium salt; Food Red 1

CAS Number: 4548-53-2
Empirical Formula (Hill Notation): C₁₈H₁₄N₂Na₂O₇S₂
Molecular Weight: 480.42
EC Number: 224-909-9
MDL Number: MFCD00046402
Linear Formula: C₁₈H₁₄N₂Na₂O₇S₂
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-92395-25MG	25 mg	$167.00 1/EA	Add To Favorites

This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 92395-25MG

Properties
Descriptions
Safety Info.
Basic Data

application(s)	cleaning products cosmetics food and beverages personal care
assay	≥98.0% (HPLC)
format	neat
grade	analytical standard
InChI	1S/C18H16N2O7S2.2Na/c1-10-7-11(2)16(28(22,23)24)8-14(10)19-20-15-9-17(29(25,26)27)12-5-3-4-6-13(12)18(15)21;;/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/b20-19+;;
InChI key	ONTQJDKFANPPKK-LLIZZRELSA-L
Quality Level	100
shelf life	limited shelf life, expiry date on the label
SMILES string	[Na+].[Na+].Cc1cc(C)c(cc1N=Nc2cc(c3ccccc3c2O)S([O-])(=O)=O)S([O-])(=O)=O
technique(s)	gas chromatography (GC): suitable
	HPLC: suitable

Application:	Ponceau SX may be used as a reference standard for the determination of the analyte: • In cosmetic products by micro-matrix solid phase dispersion and liquid chromatography coupled to tandem mass spectrometry. • In foodstuffs by combining high performance liquid chromatography (HPLC) with diode array detection (DAD) and ion-trap time-of-flight mass spectrometry (IT-TOF/MS).
Application:	Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
General description:	Ponceau SX is classified as a synthetic food color, widely used for the maintenance and improvement of color appearance in foods.
Packaging:	Bottomless glass bottle. Contents are inside inserted fused cone.
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 .

RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	≥98.0% (HPLC)
Colour Index Number	14700
UNSPSC	85151701

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