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458848 Sigma-Aldrich

Allura Red AC

Dye content 80 %

Synonym: Disodium 6-hydroxy-5-[(2-methoxy-5-methyl-4-sulfophenyl)azo]-2-naphthalenesulfonate

  • CAS Number 25956-17-6

  • Empirical Formula (Hill Notation) C18H14N2Na2O8S2

  • Molecular Weight 496.42

  •  Colour Index Number 16035

  •  EC Number 247-368-0

  •  MDL number MFCD00059526

  •  PubChem Substance ID 24869338

  •  NACRES NA.47

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Properties

Related Categories A, Cell Biology, Hematology and Histology, Stains & Dyes, A to Z, Stains and Dyes More...
Quality Level   200
form   powder
composition   Dye content, 80%
application(s)   hematology: suitable
  histology: suitable
mp   >300 °C (lit.)
λmax   504 nm
Featured Industry   Diagnostic Assay Manufacturing
storage temp.   room temp
SMILES string   [Na+].[Na+].COc1cc(c(C)cc1\N=N\c2c(O)ccc3cc(ccc23)S([O-])(=O)=O)S([O-])(=O)=O
InChI   1S/C18H16N2O8S2.2Na/c1-10-7-14(16(28-2)9-17(10)30(25,26)27)19-20-18-13-5-4-12(29(22,23)24)8-11(13)3-6-15(18)21;;/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/b20-19+;;
InChI key   CEZCCHQBSQPRMU-LLIZZRELSA-L
Gene Information   human ... PTPN1(5770), PTPRF(5792)

Description

General description

Allura Red AC is a food azo dye. It is a dark red powder or granules, that is soluble in water and insoluble in ethanol.

Application

Allura Red AC has been used:
• for the determination of fecal neutral sterols (FNS) in mice
• to evaluate its developmental toxicity
• as a coloring reagent for observing the experimental performance of liquid-handling robot

Packaging

100, 500 g in glass bottle

Biochem/physiol Actions

Allura Red AC has been used as a coloring agent and a non-absorbable color marker.

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 2
RTECS 
QK2260000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles

Articles

HPLC Analysis of Synthetic Food Dyes on Ascentis® Express C18

From our library of Articles, Sigma-Aldrich presents HPLC Analysis of Synthetic Food Dyes on Ascentis® Express C18
Keywords: Chromatography, High performance liquid chromatography

Peer-Reviewed Papers
15

References

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