2-Naphthalenesulfonic acid, 6-(acetylamino)-3-[(2,4-dimethyl-6-sulfophenyl)azo]-4-hydroxy-, disodium salt

CAS No.
6369-41-1
Chemical Name:
2-Naphthalenesulfonic acid, 6-(acetylamino)-3-[(2,4-dimethyl-6-sulfophenyl)azo]-4-hydroxy-, disodium salt
Synonyms
Acid Orange 9;C.I.Acid Orange 9:C.I.17925;2-Naphthalenesulfonic acid, 6-(acetylamino)-3-[(2,4-dimethyl-6-sulfophenyl)azo]-4-hydroxy-, disodium salt
CBNumber:
CB24752127
Molecular Formula:
C20H20N3NaO8S2
Molecular Weight:
517.5
MDL Number:
MOL File:
6369-41-1.mol

2-Naphthalenesulfonic acid, 6-(acetylamino)-3-[(2,4-dimethyl-6-sulfophenyl)azo]-4-hydroxy-, disodium salt Chemical Properties,Uses,Production

Preparation

2-Amino-3,5-dimethylbenzenesulfonic acid diazo, and 6-Acetamido-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

red light orange. Soluble in water for orange, and adequate soluble in alcohol for orange. The strong sulfuric acid in red for quality, to orange diluted. In water solution to join strong hydrochloric acid for orange; With strong sodium hydroxide solution into orange brown. Can be used for the wool dyeing and printing, good levelness.

Standard(red) Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 3 1-2 2-3

2-Naphthalenesulfonic acid, 6-(acetylamino)-3-[(2,4-dimethyl-6-sulfophenyl)azo]-4-hydroxy-, disodium salt Preparation Products And Raw materials

2-Naphthalenesulfonic acid, 6-(acetylamino)-3-[(2,4-dimethyl-6-sulfophenyl)azo]-4-hydroxy-, disodium salt Acid Orange 9 C.I.Acid Orange 9:C.I.17925 6369-41-1