Direct Red 243

Product Name:Direct Red 243 100%
Molecular Structure: Double azo class

Molecular Formula:C₃₈H₂₈N₁₀Na₄O₁₇S₄
Molecular Weight: 1116.91
CAS Registry Number:86543-85-3
Manufacturing Methods : 3-Amino-4-hydroxybenzenesulfonic aciddiazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acidcoupling, its products and 2,4,6-Trichloro-1,3,5-triazine condensation, 2-Amino-5-methoxybenzenesulfonic acid diazo, and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, again with the condensation products condensation, then with 2-Aminoethanol condensation
Properties and Applications: blue-ray red. Used for dyeing and printing of cellulose fiber.
Counter product:Direct Red BWS;Benzanil Red BWS;Everdirect Supra Red BWS
Use:for dyeing and printing of cellulose fiber.
Packing: 25KG Carton