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Tartrazine

Catalog No. T007700 Name Toronto Research Chemicals
CAS Number 1934-21-0 Website http://www.trc-canada.com
M. F. C16H9N4Na3O9S2 Telephone +1 (416) 665-9696
M. W. 534.36337 Fax +1 (416) 665-4439
Purity Email info@trc-canada.com
Storage Chembase ID: 178083

SYNONYMS

IUPAC name
trisodium 5-hydroxy-1-(4-sulfonatophenyl)-4-[2-(4-sulfonatophenyl)diazen-1-yl]-1H-pyrazole-3-carboxylate
IUPAC Traditional name
trisodium 5-hydroxy-1-(4-sulfonatophenyl)-4-[2-(4-sulfonatophenyl)diazen-1-yl]pyrazole-3-carboxylate
Synonyms
Aizen Tartrazine
Hidazid Tartrazine
Tartraphenine
Tartrazine 307043
Tartran Yellow
4,5-Dihydro-5-oxo-1-(4-sulfophenyl)-4-[2-(4-sulfophenyl)diazenyl]-1H-pyrazole-3-carboxylic Acid Sodium Salt
Acid Yellow 23
Filter Yellow
Hydrazine Yellow
Tartrazin
Vondacid Tartrazine
Wool Yellow

DATABASE IDS

CAS Number 1934-21-0

PROPERTIES

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DETAILS

Description (English)
As a dye for wool and silks; as colorant in food, drugs, and cosmetics. In biochemistry as an adsorption-elution indicator for chloride estimations. Tartrazine (otherwise known as E number E102, C.I. 19140, or FD&C Yellow 5) is a synthetic lemon yellow az

REFERENCES

  • Rowe, K.S., et al.: J. Pedriatics, 125, 691 (1994)
  • Tanaka, T., et al.: Food Chem. Toxicol., 44, 179 (1994)