Tartrazine

SIAL/03322 - analytical standard

Synonym: Acid Yellow 23

CAS Number: 1934-21-0
Empirical Formula (Hill Notation): C₁₆H₉N₄Na₃O₉S₂
Molecular Weight: 534.36
EC Number: 217-699-5
MDL Number: MFCD00148908
Linear Formula: C₁₆H₉N₄Na₃O₉S₂
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-03322-25MG	25 mg	$41.40 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: 03322-25MG

Properties
Descriptions
Safety Info.
Basic Data

application(s)	cleaning products cosmetics food and beverages personal care
assay	≥97.0% (HPLC)
format	neat
grade	analytical standard
InChI	1S/C16H12N4O9S2.3Na/c21-15-13(18-17-9-1-5-11(6-2-9)30(24,25)26)14(16(22)23)19-20(15)10-3-7-12(8-4-10)31(27,28)29;;;/h1-8,13H,(H,22,23)(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3
InChI key	UJMBCXLDXJUMFB-UHFFFAOYSA-K
Quality Level	100
shelf life	limited shelf life, expiry date on the label
SMILES string	[Na+].[Na+].[Na+].[O-]C(=O)C1=NN(c2ccc(cc2)S([O-])(=O)=O)C(=O)C1N=Nc3ccc(cc3)S([O-])(=O)=O
technique(s)	gas chromatography (GC): suitable
	HPLC: suitable

Application:	Tartrazine may be used as reference standard for the determination of tartrazine in commercial soft drinks using thin layer chromatography and ion-pair high performance liquid chromatography.
General description:	Tartrazine is a synthetic azo dye, commonly found in drugs, food products and cosmetics. It can be synthesized by the reaction of sulfanilic acid with 3-carboxy-l-(4-sulfophenyl)-5-pyrazolone.
Packaging:	Bottomless glass bottle. Contents are inside inserted fused cone.

Hazard Codes	Xn
Risk Statements	42/43
Safety Statements	22-36/37-45
RIDADR	NONH for all modes of transport
WGK Germany	WGK 1

Purity	≥97.0% (HPLC)
Colour Index Number	19140
UNSPSC	85151701

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