Acid Brown 88
Name:C.I.Acid Brown 88,C.I.17595
Molecular Structure: Single azo class
Molecular Formula:C22H15N3Na2O7S2
Molecular Weight: 543.48
CAS Registry Number: 6222-56-6
Manufacturing Methods : 4-Aminobenzenesulfonic acid diazo, in alkaline conditions and 4-Hydroxy-6-(phenylamino)naphthalene-2-sulfonic acid coupling.
Properties and Applications: dark red light brown. Soluble in water, soluble in ethanol in very small amounts of red brown. The strong sulfuric acid for red, for orange brown after diluted. In water solution to join strong hydrochloric acid for brown; Add thick sodium hydroxide solution for red wine.
List of Suppliers:
Multicuer Brown MF( Multicrom SA )