Disodium 5-amino-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate and its unsoluble barium, strontium and zirconium lakes, salts and pigments
⚠ EU RestrictedIdentification
CAS Number 3567-66-6
EINECS / EC 222-656-9
CosIng Ref 28112
Chemical Name disodium;5-amino-4-hydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate
IUPAC Name —
Formula C16H11N3Na2O7S2
Mol. Weight 467.4 g/mol
SMILES C1=CC=C(C=C1)N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])N)O.[Na+].[Na+]
InChIKey LQJVOKWHGUAUHK-UHFFFAOYSA-L
Function & Classification
EU Regulatory Status
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