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Tartrazine

Product Code. 11355119
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Quantity:
25 g
100 g
500 g
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100g
25g
500g
Product Code. Quantity unitSize
11355119 25 g 25g
11365119 100 g 100g
11375119 500 g 500g
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Product Code. 11355119

Brand: Thermo Scientific Alfa Aesar A17682.14

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Description

C.I. 19140 | CAS: 1934-21-0 | C16H9N4Na3O9S2 | 534.356 g/mol

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.

Applications
It can be employed as a biological stain and a food colorant.

Solubility
Soluble in water 260 g/L (30°C).

Notes
Hygroscopic. Store away from oxidizing agents. Keep the container tightly closed in a cool, dry place.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 1934-21-0
Molecular Formula C16H9N4Na3O9S2
Molecular Weight (g/mol) 534.356
MDL Number MFCD00148908
InChI Key UJMBCXLDXJUMFB-UHFFFAOYSA-K
Synonym tartrazine, yellow 5, aizen tartrazine, trisodium salt, food yellow 4, tartrazine FD&C yellow #5, c.i. acid yellow 23, atul tartrazine, erio tartrazine, kako tartrazine
PubChem CID 164825
IUPAC Name trisodium;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-4H-pyrazole-3-carboxylate
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-].[Na+].[Na+].[Na+]

Specifications

Quantity 25 g
Sensitivity Hygroscopic
Merck Index 14,9072
Solubility Information Soluble in water 260g/L (30°C).
Formula Weight 534.37
Chemical Name or Material Tartrazine

RUO – Research Use Only

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