Direct Black 151
Name:C.I.Direct Black 151,C.I.35436
Molecular Structure: Multi-azo class
Molecular Formula:C48H32N12Na4O15S4
Molecular Weight: 1237.06
CAS Registry Number:82944-38-5
Manufacturing Methods : 5-Amino-2-(4-aminophenylamino)benzenesulfonic acid double nitriding, and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid (2 Moore) coupled, 2 further double nitride amino 6-Amino-4-hydroxynaphthalene-2-sulfonic acid, respectively, and Benzene-1,3-diamine and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.
Properties and Applications: black.
List of Suppliers:
Direct Black G ( Pooja Dye Chem )
Tardirekt Black GM( Mensucat Boyalari Sanayii AS )