Fast Yellow AB

Fast Yellow AB

Chembox new
ImageFile = Fast Yellow AB.png ImageSize =
IUPACName = 2-amino-5- [(E)-(4-sulfophenyl)diazenyl] - benzenesulfonic acid
OtherNames = Fast Yellow
Acid Yellow
Food Yellow 2 C.I. 13015
Section1 = Chembox Identifiers
CASNo = 2706-28-7
PubChem =
SMILES = Nc1ccc(cc1OS(O)=O)/N=N/c2ccc(OS(O)=O)cc2

Section2 = Chembox Properties
Formula = C12H11N3O6S2
MolarMass = 357.36
Appearance =
Density =
MeltingPt =
BoilingPt =
Solubility =

Section3 = Chembox Hazards
MainHazards =
FlashPt =
Autoignition =

Fast Yellow AB is an azo dye denoted by E number E105. It was 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.


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