A548750 Chemical Structure

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Product Description

Catalogue NumberA548750
Chemical NameAllura Red AC (Technical Grade)
Synonyms6-Hydroxy-5-[2-(2-methoxy-5-methyl-4-sulfophenyl)diazenyl]-2-naphthalenesulfonic Acid Sodium Salt; 6-Hydroxy-5-[(6-methoxy-4-sulfo-m-tolyl)azo]-2- naphthalenesulfonic Acid Disodium Salt; Allura Red 40; Allura Red; C.I. Food Red 17; E 129; FD&C Red No. 40; FDC Red 40; FDC Red 40 dye; Fancy Red; Food Red 17; Food Red No. 17; Food Red No. 40; Japan Food Red No. 40;
CAS Number25956-17-6
Molecular FormulaC₁₈H₁₄N₂Na₂O₈S₂
AppearanceRed to Dark Red Solid
Melting Point>300°C
Molecular Weight496.42
StorageAmber Vial, Refrigerator, Under inert atmosphere
SolubilityDMSO (Slightly), Methanol (Slightly), Water (Slightly)
StabilityVery Hygroscopic, Light Sensitive
Category Standards; Pharmaceutical/API Drug Impurities/Metabolites;
ApplicationsColor additive in foods, drugs and cosmetics. It is used as a food dye and has the E number E129. The study found increased levels of hyperactivity and attention deficit hyperactivity disorder and lower IQs were observed in children consuming the chemicals. It is banned in Denmark, Belgium, France, Switzerland, Sweden. Dyes and metabolites, Environmental Testing.
ReferencesKirschbaum, J., et al.: Eur. Food Res. Technol., 222, 572 (2006), Yoshioka, N., et al.: Talanta, 74, 1408 (2008), Al-Degs, Y., et al.: Food Chem., 117, 485 (2009),