Benzoic acid, 4-[[7-[[4-[[4'-[[4-[(7-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-3,3'-disulfo[1,1'-biphenyl]-4-yl]azo]-2-methoxy-5-methylphenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]amino]-, hexasodium salt

CAS NO.：7237-45-8
Empirical Formula: C55H38N10Na6O21S5
Molecular Weight: 1473.20824
EINECS: 615-755-7

What is Benzoic acid, 4-[[7-[[4-[[4'-[[4-[(7-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-3,3'-disulfo[1,1'-biphenyl]-4-yl]azo]-2-methoxy-5-methylphenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]amino]-, hexasodium salt?

Preparation

4,4′-Diamino-3,3′-Biphenyldisulfonic acid double nitriding, and 2-Amino-4-methylanisole (2 Moore) coupled, product to double nitriding, in alkaline conditions and 3-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?(1 Moore) and 4-(8-Hydroxy-6-sulfonaphthalen-2-ylamino)benzoic acid??(1 Moore) coupled.

Properties and Applications

red light black. Soluble in water for violet black, not soluble in alcohol. The strong sulfuric acid for blue, blue for red after diluted. The dye solution to join strong hydrochloric acid for dark; Add thick sodium hydroxide solution for blue-ray black.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
Standard	Light Fastness	Fading	Stain	Persperation Fastness	Fading	Stain	Fading	Stain
ISO	4	2-3		2			1-2

Safety information for Benzoic acid, 4-[[7-[[4-[[4'-[[4-[(7-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-3,3'-disulfo[1,1'-biphenyl]-4-yl]azo]-2-methoxy-5-methylphenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]amino]-, hexasodium salt

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Related products of tetrahydrofuran

sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate

Chromate(3-), bis[3-(hydroxy-κO)-4-[[2-(hydroxy-κO)-1-naphthalenyl]azo-κN1]-7-[[(4-methylphenyl)sulfonyl]amino]-1-naphthalenesulfonato(3-)]-, disodium hydrogen

FAST SULPHON BLACK F

Sulphon Black RA

Acid Black 41

2,7-Naphthalenedisulfonic acid, 4-[[4-[(3,6-disulfo-1-naphthalenyl)azo]-6(or 7)-sulfo-1-naphthalenyl]azo]-3-hydroxy-, pentasodium salt

tetrasodium (4Z)-4-[[4-(6,8-disulfonatonaphthalen-2-yl)diazenylnaphthalen-1-yl]hydrazinylidene]-3-oxo-naphthalene-2,7-disulfonate

disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate