Product Information
- tartrazine
- Tartraphenine
- Tartrazin
- Trinatrium-5-hydroxy-1-(4-sulfophenyl)-4-(4-sulfophenylazo)pyrazol-3-carboxylat
- Dihydro-5-oxo-1-(4-sulfophenyl)-4-((4-sulfophenyl)azo)-1H-pyrazole-3-carboxylic acid, trisodium salt
- trisodium 5-hydroxy-1-(4-sulfonatophenyl)-4-[(E)-(4-sulfonatophenyl)diazenyl]-1H-pyrazole-3-carboxylate
- C.I. Acid Yellow 23
- C.I. Food Yellow 4
- Tartrazine
- Filter Yellow
- See more synonyms
- Tartrazine C.I.19140
- Food Yellow No.4
- C.I. Acid Yellow 23, trisodium salt
- Trisodium 1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-5-pyrazolone-3-carboxylate
- C.I. 640
- trisodium (4E)-5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)hydrazono]-4,5-dihydro-1H-pyrazole-3-carboxylate
- C.I. Acid Yellow 23, trisodium salt (VAN) (8CI)
- 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-, trisodium salt
- 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-Pyrazole-3-carboxylic acid, trisodium salt
- FD&C Yellow No. 5
- Trisodium 1-(4-sulfophenyl)-4-((4-sulfophenyl)azo)-1H-pyrazole-3-carboxylate
- C.I. Acid Yellow 23
- 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:3)
- C.I. 19140
- Tartrazine C
- trisodium (4Z)-5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)hydrazono]-4,5-dihydro-1H-pyrazole-3-carboxylate
- C.I. Acid Yellow 23, trisodium salt
- Acid Yellow 23
- Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-((4-sulfophenyl)azo)-, trisodium salt
It can be employed as a biological stain and a food colorant. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Chemical properties
Technical inquiry about: 02-A17682 Tartrazine
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