SHEET /m/tartrazine · PubChem CID 164825 · CAS 1934-21-0 · REV 2026.07
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Tartrazine from source
C16H9N4Na3O9S2 · 534.4 g/mol
Yellow 5 · Aizen tartrazine · Food Yellow 4 · Tartraphenine
chemical compound
CategoryFood & flavor
Chemical familyAromatics
LeaderboardsBiggest
Fig. 1 · 2D structure RDKit
C1=CC(=CC=C1N=NC2C(=NN(C2=O)C3=CC=C(C=C3)S(=O)(=O)[O-])C(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+]
Where you'll find it
Not yet mapped to everyday foods or products.