4-Amino-3,6-bis[[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt

CAS No.: 6745-67-1

Chemical Name:: 4-Amino-3,6-bis[[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt

Synonyms: C.I.35260;Rayon Black R;Direct Black 28;Cutamin Black CV;C.I.Direct Black 28;Columbia Fast Black V;C.I.Direct Black 28:C.I.35260;4-Amino-3,6-bis[[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt;sodium,4-amino-3-[[4-[(2,4-diamino-5-methylphenyl)diazenyl]phenyl]diazenyl]-6-[[4-[(2,4-diamino-5-methylphenyl)diazenyl]phenyl]hydrazinylidene]-5-oxonaphthalene-2,7-disulfonic acid

CBNumber:: CB12169557

Molecular Formula:

Molecular Weight:: 0

MOL File:: 6745-67-1.mol

MSDS File:: SDS

Request For Quotation

4-Amino-3,6-bis[[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt Chemical Properties,Uses,Production

Preparation

4-Nitrobenzenamine (2 Moore) diazo, one in acid conditions, a in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid (1 Moore) coupling, and then will the nitro reduction for amino, again diazo, and 4-Methylbenzene-1,3-diamine (2 Moore) coupled.

Properties and Applications

black. Soluble in water for blue-ray black, slightly soluble in ethanol is green. The strong sulfuric acid for blue-ray green, blue after diluted precipitation. The dye solution to join strong hydrochloric acid blue precipitation; Add thick sodium hydroxide solution for green light blue.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	2-3	5	3-4	1-2		2-3

4-Amino-3,6-bis[[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt Preparation Products And Raw materials

Raw materials

2,4-Diaminotoluene 8-Amino-1-naphthol-3,6-disulfonic acid monosodium salt monohydrate 4-Nitroaniline

Preparation Products

4-Amino-3,6-bis[[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt Suppliers

Global( 3)Suppliers

Supplier	Tel	Country	ProdList	Advantage	Inquiry
career henan chemical co	+86-0371-86658258 +8613203830695	China	29898	58	Inquiry
Shanghai Pleikon Chemical Technology Co., Ltd	021-021-54321516 17717324060	China	497	58	Inquiry

Supplier	Advantage
career henan chemical co	58
Shanghai Pleikon Chemical Technology Co., Ltd	58

6745-67-1(4-Amino-3,6-bis[[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt)Related Search:

2-Naphthalenesulfonic acid, 6-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalenyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, trisodium salt 2-Naphthalenesulfonic acid, 6-(2,4-diaminophenyl)azo-3-4-(2,4-diaminophenyl)azo-3-sulfophenylazo-4-hydroxy-, disodium salt Direct Black 22:1 3,3'-[1,1'-Biphenyl-4,4'-diylbis(azo)]bis(6-amino-4-hydroxynaphthalene-2-sulfonic acid sodium) salt Direct Black 27

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'-[[4-hydroxy-2-(phenylamino)phenyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-, disodium salt 6-Amino-4-hydroxy-3-[[4-(phenylazo)-1-naphtyl]azo]-2-naphthalenesulfonic acid sodium salt 4-Amino-6-[(4-aminophenyl)azo]-3-[[4'-[[5-[(4-aminophenyl)azo]-2,4-diaminophenyl]azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt Direct Black 24

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4-Amino-3,6-bis[[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulfonic acid disodium salt C.I.35260 C.I.Direct Black 28 Columbia Fast Black V Cutamin Black CV Rayon Black R sodium,4-amino-3-[[4-[(2,4-diamino-5-methylphenyl)diazenyl]phenyl]diazenyl]-6-[[4-[(2,4-diamino-5-methylphenyl)diazenyl]phenyl]hydrazinylidene]-5-oxonaphthalene-2,7-disulfonic acid Direct Black 28 C.I.Direct Black 28:C.I.35260 6745-67-1