dye|World dye variety

Name:C.I.Acid Black 93,C.I.35075

Molecular Structure: Multi-azo class

C.I.Acid Black 93,C.I.35075,915.87,C40H31N13Na2O7S2,Chrome Leather Black A

Molecular Formula:C₄₀H₃₁N₁₃Na₂O₇S₂

Molecular Weight: 915.87

CAS Registry Number:

Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, first in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupling, and again between Benzene-1,4-diamine coupling,N-(4-aminophenyl)acetamide(2 Moore) diazo, a in alkaline conditions and by the neighbors 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acida coupling, a and Benzene-1,4-diamine coupling between, then hydrolysis amide base.

Properties and Applications: green and black.

List of Suppliers:

Chrome Leather Black A( IG Farbenindustrie AG )