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CAS 2783-94-0

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C.I. Food Yellow 3

Description:
C.I. Food Yellow 3, also known as Tartrazine, is a synthetic azo dye commonly used as a food coloring agent. It is characterized by its bright yellow hue and is soluble in water, making it suitable for various applications in the food and beverage industry. The chemical structure of Tartrazine consists of a diazo compound, which contributes to its vibrant color. It is often used in products such as soft drinks, candies, and baked goods. While it is generally recognized as safe for consumption, some individuals may experience allergic reactions or sensitivities, particularly those with aspirin intolerance. Regulatory agencies, including the FDA and EFSA, have established acceptable daily intake levels for Tartrazine, ensuring its safe use in food products. Additionally, it is important to note that Tartrazine may be subject to labeling requirements in certain regions, as some consumers prefer to avoid artificial colorants. Overall, C.I. Food Yellow 3 is a widely used food additive that enhances the visual appeal of various products.
Formula:C16H10N2Na2O7S2
InChI:InChI=1/C16H12N2O7S2.2Na/c19-15-8-1-10-9-13(27(23,24)25)6-7-14(10)16(15)18-17-11-2-4-12(5-3-11)26(20,21)22;;/h1-9,17H,(H,20,21,22)(H,23,24,25);;/q;2*+1/p-2/b18-16+;;
InChI key:InChIKey=AUGXBTCWEOTPFZ-UHFFFAOYSA-N
SMILES:N(=NC1=CC=C(S(=O)(=O)O)C=C1)C=2C3=C(C=C(S(=O)(=O)O)C=C3)C=CC2O.[Na]
Synonyms:
  • 1-p-Sulfophenylazo-2-hydroxynaphthalene-6-sulfonate disodium salt
  • 1351 Yellow
  • 1899 Yellow
  • 2-Naphthalenesulfonic acid, 6-hydroxy-5-[(4-sulfophenyl)azo]-, disodium salt
  • 2-Naphthalenesulfonic acid, 6-hydroxy-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:2)
  • 6-Hidroxi-5-[(4-Sulfonatofenil)Azo]Naftaleno-2-Sulfonato De Disodio
  • 6-Hydroxy-5-(4-sulfonatophenylazo)naphtalene-2-sulfonate de disodium
  • 6-Hydroxy-5-[(4-Sulfonatophenyl)Azo]Naphtalene-2-Sulfonate De Disodium
  • Acid Food Yellow 3
  • Acid Yellow TRA
  • See more synonyms
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Found 18 products.