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71819-57-3
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Acid Yellow 219
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C.I.AcidYellow219;Tectilon Yellow 4R;Nylosan Yellow E-RM;Taigalan Yellow NWT;Simacid Yellow 24891;Chromalon Yellow 4R-KLW;Triacid Fast Yellow 3RL;Acid Yellow 219 ISO 9001:2015 REACH;C.I.Acid yellow 219 acid yellow 219
CBNumber:
CB6875646
???:
C20H17N4NaO5S
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0
MOL ??:
Mol file
MSDS ??:
SDS

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3-Aminobenzenesulfonic acid diazo, and (2-Methoxyphenylamino)methanesulfonic acidcoupling, remove a sulfonic acid hydrolysis base, its product to diazo, coupled with phenol, then the etherification.

Properties and Applications

red light yellow. Orange powder, soluble in water. Mainly used for wool, polyamide fiber dyeing and printing.
Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 3-4 4 2-3

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