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Tartrazine, Thermo Scientific Chemicals

Catalog No. AAA1768214
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Quantity:

C.I. 19140

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.

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

Hazard Category

H317-H334

Hazard Statement

GHS H Statement
H334-H317

Precautionary Statement

P261-P272-P280g-P285-P302+P352-P304+P341-P333+P313-P342+P311-P363-P501c

EINECSNumber

217-699-5

RTECSNumber

UQ6400000

TSCA

Yes

storageNote1

Hygroscopic

Recommended Storage

Ambient temperatures; Store under Nitrogen
SDS

RUO – Research Use Only

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