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Acid Yellow 23 98.0+%, TCI America™
SDP

Catalog No. F008825G Shop All Tokyo Chemical Industry (TCI) Products
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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

Formula Weight

534.36

Percent Purity

≥98.0% (HPLC)

Physical Form

Crystalline Powder

Chemical Name or Material

Acid Yellow 23

EINECSNumber

(5)-1402

RTECSNumber

UQ6400000

TSCA

Yes
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