2-Naphthalenesulfonic acid, 6-(acetylamino)-3-[(2,4-dimethyl-6-sulfophenyl)azo]-4-hydroxy-, disodium salt CAS#: 6369-41-1

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

Basic information Safety Supplier Related

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

Product Name:

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

Synonyms:

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

CAS:

6369-41-1

MF:

C20H20N3NaO8S2

MW:

517.5

EINECS:

613-323-2

Mol File:

6369-41-1.mol

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

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
Standard(red)	Light Fastness	Fading	Stain	Persperation Fastness	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 saltSupplier

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