1,3-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[[3-[6-hydroxy-7-[(2-methoxyphenyl)azo]-8-sulfo-1H-naphth[1,2-d]imidazol-2-yl]phenyl]azo]-, trisodium salt

CAS NO.：6227-08-3
Empirical Formula: C34H22N7Na3O12S3
Molecular Weight: 885.74249
EINECS: 612-991-2

What is 1,3-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[[3-[6-hydroxy-7-[(2-methoxyphenyl)azo]-8-sulfo-1H-naphth[1,2-d]imidazol-2-yl]phenyl]azo]-, trisodium salt?

Preparation

O-Anisidine diazo, and 2-(3-Aminophenyl)-6-hydroxynaphtho[2,1-d]thiazole-8-sulfonic acid coupling, its product to diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1,3-disulfonic acid coupling.

Properties and Applications

blue-ray red. Soluble in water for product red, and adequate soluble in alcohol for red wine. The strong sulfuric acid for red purple, diluted for red jade. The dye solution with strong hydrochloric acid wine red precipitate; Add thick sodium hydroxide solution have red precipitate.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4	4	2	1		1

Safety information for 1,3-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-6-[[3-[6-hydroxy-7-[(2-methoxyphenyl)azo]-8-sulfo-1H-naphth[1,2-d]imidazol-2-yl]phenyl]azo]-, trisodium salt

New Products

(E)-1-Ethoxyethene-2-boronic Acid Pinacol Ester 1,3-Diethyl-1,3-Diphenylurea 3-(4-morpholinophenylamino)-5-amino-1H-pyrazole-4-carbonitrile Methyl 2-methylquinoline-6-carboxylate 2,4-dihydroxybenzaldehyde 2-((4-morpholinophenylamino) (methylthio) methylene) malononitrile 1,3-Di Iodo Benzene Methyl 2-oxo-2,3-dihydrobenzo[d]oxazole-7-carboxylate 4-(2-Aminoethyl)-7-hydroxy-2H-chromoen-2-one 3-Hydroxy-4-nitrobromobenzene 2-Ethyl-1,4-diaminobenzene 2-Ethylhexyl 4-aminobenzoate Thio Acetamide

Related products of tetrahydrofuran

C.I. Direct red 59

trisodium 4-hydroxy-7-[[[[5-hydroxy-7-sulphonato-6-[(o-tolyl)azo]-2-naphthyl]amino]carbonyl]amino]-3-[(2-methyl-4-sulphonatophenyl)azo]naphthalene-2-sulphonate

2,7-Naphthalenedisulfonic acid, 4,4'-[(3,3'-dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[3-amino-, tetrasodium salt

tetrasodium 5,5'-[carbonylbis[imino(1-hydroxy-3-sulphonatonaphthalene-2,6-diyl)azo]]bisnaphthalene-1-sulphonate

disodium 3,3'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis(4-aminonaphthalene-1-sulphonate)

1H-Naphth[1,2-d]imidazole-8-sulfonic acid, 6-hydroxy-2-[3-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]phenyl]-7-(phenylazo)-, disodium salt

C.I. Direct Red 63

3-Amino-4-[[4'-[(6-amino-1-hydroxy-3-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt