Carmoisine

SIAL/52245 - analytical standard

Synonym: Chromotrope FB; Azorubine, Food red 3; Acid Red 14; Disodium 4-hydroxy-3-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonate; Mordant Blue 79

CAS Number: 3567-69-9
Empirical Formula (Hill Notation): C₂₀H₁₂N₂Na₂O₇S₂
Molecular Weight: 502.43
EC Number: 222-657-4
MDL Number: MFCD00003978
Linear Formula: C₂₀H₁₂N₂Na₂O₇S₂
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-52245-25MG	25 mg	$235.00 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: 52245-25MG

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/C20H14N2O7S2.2Na/c23-20-15-8-4-3-7-14(15)19(31(27,28)29)11-17(20)22-21-16-9-10-18(30(24,25)26)13-6-2-1-5-12(13)16;;/h1-11,23H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b22-21+;;
InChI key	YSVBPNGJESBVRM-ZPZFBZIMSA-L
Quality Level	100
shelf life	limited shelf life, expiry date on the label
SMILES string	[Na+].[Na+].Oc1c(cc(c2ccccc12)S([O-])(=O)=O)N=Nc3ccc(c4ccccc34)S([O-])(=O)=O
technique(s)	gas chromatography (GC): suitable
	HPLC: suitable

Application:	Carmoisine may be used as an analytical reference standard for the quantification of the analyte in the following: • Food samples using spectrophotometric analysis technique. • Sweets and beverages using differential pulse polarography. • Synthetic mixtures and beverages using high performance liquid chromatography with diode array detection (HPLC-DAD).
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:	Carmoisine is a synthetic azo dye, commonly added to food, beverages, medicine, and cosmetics. It is frequently used alone or in combination with Allura red (E 129) and Ponceau 4R synthetic dyes. It is reported to be used for purposes where the food needs to be heat-treated post-fermentation.
Packaging:	Bottomless glass bottle. Contents are inside inserted fused cone.

Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-37/39
RIDADR	NONH for all modes of transport
WGK Germany	WGK 2
Flash Point(F)	437.0 °F
Flash Point(C)	> 225 °C

Purity	≥98.0% (HPLC)
Colour Index Number	14720
UNSPSC	12164500

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