Tartrazine Impurity 4

T3204
Tartrazine Impurity 4
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Catalogue Number: T3204
Compound Name: Tartrazine Impurity 4
Synonyms: 1H-Pyrazole-3-Carboxylicacid,4,5-Dihydro-5-Oxo-1-(4-Sulfophenyl)-,3-Ethylester,Sodiumsalt
Molecular Weight: 334.28
Molecular Formula: C12H9N3O6S2. 2Na
CAS Number: 56120-28-6

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