dye|World dye variety

Name:C.I.Mordant Yellow 16,C.I.25100

Molecular Structure: Double azo class

C.I.Mordant Yellow 16,C.I.25100,CAS 8003-87-0,558.47,C26H16N4Na2O6S,Bemachrome Yellow GD

Molecular Formula:C₂₆H₁₆N₄Na₂O₆S

Molecular Weight: 558.47

CAS Registry Number:8003-87-0

Manufacturing Methods : 4-(4-Aminophenylthio)benzenamine and 4-(2-Aminophenylthio)benzenamine diazotization, and 2-Hydroxybenzoic acid (2 Moore) coupling.

Note: there is some of the products with 4-(4-Aminophenylthio)benzenamine.

Properties and Applications: dark red light yellow. Soluble in water for green light yellow, slightly soluble in Cellosolve, almost insoluble in Etanol and Acetone. In concentrated sulfuric acid to dark red sauce, dilution after light yellow, In concentrated nitric acid for olive green. Dye aqueous solution to join concentrated hydrochloric acid for light yellow, Join concentrated Sodium hydroxide solution for golden orange.

List of Suppliers:

Bemachrome Yellow GD ( Classic Dyestuffs Inc )