Tartrazine photograph

Tartrazine

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FormulaC16H9N4Na3O9S2
Molar mass534. 3 g/mol
IUPAC IDTrisodium (4E)-5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)hydrazono]-3-pyrazolecarboxylate
Boiling point870 °C
ChemSpider ID21374365
Soluble in Water
Date of Reg.
Date of Upd.
ID867694
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About Tartrazine


Tartrazine is a synthetic lemon yellow azo dye primarily used as a food coloring. It is also known as E number E102, C. I. 19140, FD&C Yellow 5, Acid Yellow 23, Food Yellow 4, and trisodium 1--4--5-pyrazolone-3-carboxylate.

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