Direct Violet 87
Name:C.I.Direct Violet 87,C.I.29232
Molecular Structure: Double azo class
Molecular Formula:C41H24N6Na4O17S4
Molecular Weight: 1092.88
CAS Registry Number:
Manufacturing Methods : 4-Amino-3-hydroxynaphthalene-1-sulfonic acid (2 Moore) diazo, and N,N’-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea coupling, and then into copper complex.
Properties and Applications:
List of Suppliers:
Helion Violet 3BL ( Ciech SA )