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Fast Yellow AB



Fast Yellow AB
IUPAC name 2-amino-5-[(E)-(4-sulfophenyl)diazenyl]- benzenesulfonic acid
Identifiers
CAS number 2706-28-7
SMILES Nc1ccc(cc1OS(O)=O)/N=N/c2ccc(OS(O)=O)cc2
Properties
Molecular formula C12H11N3O6S2
Molar mass 357.36
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)
Infobox disclaimer and references

Fast Yellow AB, Fast Yellow, Acid Yellow, C.I. 13015, C.I. 14270 or Food Yellow 2 is an azo dye denoted by E number E105. It is used as a food dye. It is now delisted in both Europe and USA and is forbidden if used in foods and drinks, as toxicological data has shown it is harmful.

 
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Fast_Yellow_AB". A list of authors is available in Wikipedia.
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