Food Yellow 8
Name:C.I.Food Yellow 8,C.I.14270
Molecular Structure: Single azo class
Molecular Formula:C12H9N2NaO5S
Molecular Weight: 316.27
CAS Registry Number:547-57-9
Manufacturing Methods : 4-Aminobenzenesulfonic acid diazo, Coupled with resorcinol.
Properties and Applications: brown light yellow. Soluble in water (golden), ethanol (lemon yellow), acetone and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for yellow, diluted for lemon yellow; In nitric acid solution for yellow. And C.I. Acid orange 5 the same chemical structure.
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