Tartrazine

Tartrazine An anionic, hydrophilic azo dye with an orange-yellow color used in fabrics, foods and cosmetics, and as a biological stain.

Molecular Formula: C₁₆H₁₂N₄O₉S₂

InChI: InChI=1/C16H12N4O9S2/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)/f/h22,24,27H

InChIKey: InChIKey=RFKITWRHKUYMRJ-FKVTXCAKCK
SMILES: C1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)O)C(=O)O)S(=O)(=O)O

Names:
    Aizen tartrazine
    Atul Tartrazine
    Erio Tartrazine
    Kako Tartrazine
    Tartran Yellow
    Tartraphenine
    Tartrazine B
    Tartrazine C
    Tartrazine Lake
    Tartrazine
    5-oxo-1-(4-sulfophenyl)-4-(4-sulfophenyl)diazenyl-4H-pyrazole-3-carboxylic acid

Registries:
    PubChem CID 62302
    PubChem ID 538892