dye|World dye variety

Name:C.I.Acid Orange 49,C.I.23260

Molecular Structure: Double azo class

C.I.Acid Orange 49,C.I.23260,CAS 61901-37-9,830.82,C37H28N4Na2O10S3,Acid Orange GSN,Orange GSN

Molecular Formula:C₃₇H₂₈N₄Na₂O₁₀S₃

Molecular Weight: 830.82

CAS Registry Number:61901-37-9

Manufacturing Methods :  4-(4-Amino-2-methylphenyl)-3-methylbenzenamine double nitriding, respectively with the 7-Hydroxynaphthalene-1,3-disulfonic acid and phenol coupling, then use Benzenesulfonyl chloride or 4-Methylbenzene-1-sulfonyl chloride esterification.

Properties and Applications: red light orange. Soluble in water for orange, soluble in ethanol and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for yellow brown, diluted red orange for. In water solution to join 10% sulfuric acid as red orange; Add 10% sodium hydroxide solution into a dark red light plant color. Used for wool, silk and PVA etc of dyeing and printing fiber directly, also used in leather dyeing.

List of Suppliers:

Acid Orange GSN 150%( Classic Dyestuffs Inc )

Polar Orange GSN 150%( Classic Dyestuffs Inc )