dye|World dye variety

Name:C.I.Acid Brown 113,C.I.359245

Molecular Structure: Multi-azo class

C.I.Acid Brown 113,C.I.359245,CAS 177159-57-8,1079.85,C40H24N11Na3O16S3

Molecular Formula:C₄₀H₂₄N₁₁Na₃O₁₆S₃

Molecular Weight: 1079.85

CAS Registry Number: 177159-57-8

Manufacturing Methods :    4-Nitrobenzenamine diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, its product to diazo, Coupled with resorcinol, product again with diazo of 4-Nitrobenzenamine and 5-Amino-2-(phenylamino)benzenesulfonic acid coupling.

Properties and Applications: Dark brown

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