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Acid Orange 63

Name:C.I.Acid Orange 63,C.I.22870

Molecular Structure: Double azo class

C.I.Acid Orange 63,C.I.22870,CAS 15792-50-4,832.79,C35H26N6Na2O10S3,Printing Yellow PR,Yellow R

C.I.Acid Orange 63,C.I.22870,CAS 15792-50-4,832.79,C35H26N6Na2O10S3,Printing Yellow PR,Yellow R

Molecular Formula:C35H26N6Na2O10S3

Molecular Weight: 832.79

CAS Registry Number:15792-50-4

Manufacturing Methods : 2-Amino-5-(4-aminophenyl)benzenesulfonic acid double nitriding, respectively with the 4-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid and phenol coupling, then use 4-Methylbenzene-1-sulfonyl chloride esterification of hydroxyl phenol.

Properties and Applications: orange. Orange powder, soluble in water. In the red for sulfuric acid, precipitation, diluted into old yellow, precipitation disappeared; In nitric acid to orange. The water solution is orange, join hydrochloric acid or sodium hydroxide colour and lustre is dark. Discharge performance is good. Copper ions and chromium in ion colour and lustre is no change, encounter iron ion turn dark colored. This product is mainly used for wool, silk, jin theory and its blended fabric dyeing and printing, the application of good performance

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO(wool) 5 4 5 4 4-5
AATCC(Polyamide) 4-5 4 4

List of Suppliers:

Nylosan Printing Yellow PR( Clariant GmbH )

Polar Yellow R 150%(Classic Dyestuffs Inc)

Rlcoamide Yellow R (Classic Dyestuffs Inc)


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