Tartrazine, Thermo Scientific Chemicals

Description

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.

Specifications

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+]

• 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

Safety and Handling

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