Direct Yellow 142

Product Name:Direct Yellow 142 100%
Molecular Structure: Double azo class

Molecular Formula:C₃₁H₂₈N₁₀Na₂O₉S₂
Molecular Weight: 794.73
CAS Registry Number:71902-08-4
Manufacturing Methods : O-Anisidine (2 Moore) and 2,4,6-Trichloro-1,3,5-triazine condensation, and diazo between the 3-Aminobenzenesulfonic acid coupling, and then with a 2-Aminoethanol condensation.
Counter product：Aizen PaperYellow 2GH; Direct Yellow 142; Everdirect Supra Yellow PG; Kayafect Yellow Y;Kayarus Yellow PG; Sumilight Yellow GR
Use:For cotton and hemp glue or dyeness of fibre clothes,or for the dyeness of silk wool terylene and its mixed weave,or for dyeness of leather pulp.
Packing: 25KG Carton