dye|World dye variety

Name:C.I.Acid Brown 138

Molecular Structure:

C.I.Acid Brown 138,CAS 6428-27-9,805.56,C30H21N11Na2O10S

Molecular Formula:C₃₀H₂₁N₁₁Na₂O₁₀S₂

Molecular Weight: 805.56

CAS Registry Number: 6428-27-9

Manufacturing Methods :   2,4-Diaminobenzenesulfonic acid diazo, Coupled with resorcinol, diazotization, Coupled with the Benzene-1,3-diamine, its products are again and 4-Nitrobenzenamine  and 3-Aminobenzenesulfonic acid coupling

Properties and Applications:

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