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Tartrazine, Thermo Scientific Chemicals

C.I. 19140

$43.18 - $280.78

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+]
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Products 3
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAA1768214
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Thermo Scientific Chemicals
A1768214
25 g
Each for $43.18
 
AAA1768222
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Thermo Scientific Chemicals
A1768222
100 g
Each for $76.34
 
AAA1768236
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Thermo Scientific Chemicals
A1768236
500 g
Each for $280.78
 
Description

Description

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

1934-21-0
534.356
UJMBCXLDXJUMFB-UHFFFAOYSA-K
164825
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+]
C16H9N4Na3O9S2
MFCD00148908
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
trisodium;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-4H-pyrazole-3-carboxylate

Specifications

1934-21-0
MFCD00148908
Hygroscopic
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
UJMBCXLDXJUMFB-UHFFFAOYSA-K
trisodium;5-oxo-1-(4-sulfonatophenyl)-4-[(4-sulfonatophenyl)diazenyl]-4H-pyrazole-3-carboxylate
164825
Tartrazine
C16H9N4Na3O9S2
25 g
14,9072
Soluble in water 260g/L (30°C).
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+]
534.356
534.37
Safety and Handling

Safety and Handling

GHS H Statement
H334-H317
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
May cause an allergic skin reaction.

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

H317-H334

EINECSNumber : 217-699-5

RTECSNumber : UQ6400000

TSCA : Yes

storageNote1 : Hygroscopic

Recommended Storage : Ambient temperatures; Store under Nitrogen

SDS
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RUO – Research Use Only