4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt

4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt structure

CAS No.: 6486-32-4

Chemical Name:: 4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt

Synonyms: C.I.22045;Direct Brown 165;Direct Para Brown MV;C.I.Direct Brown 165;C.I.Direct Brown 165:C.I.22045;4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt;2,7-Naphthalenedisulfonic acid, 4-amino-3-((4'-((2,4-diaminophenyl)azo)(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-, disodium salt

CBNumber:: CB42406637

Molecular Formula:: C28H21N7Na2O7S2

Molecular Weight:: 677.61858

MDL Number:

MOL File:: 6486-32-4.mol

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4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt Properties

EPA Substance Registry System	C.I. Direct Brown 165 (6486-32-4)

4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt Chemical Properties,Uses,Production

Preparation

4-(4-Aminophenyl)benzenamine double nitriding, first in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, and then and Benzene-1,3-diamine coupling.

Properties and Applications

brown. Soluble in water for blue-ray red. The strong sulfuric acid for blue-ray green, purple precipitation after diluted. The dye solution to join hydrochloric acid purple brown precipitation; Add thick sodium hydroxide solution is cherry red.

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

4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt Preparation Products And Raw materials

Raw materials

Benzidine 8-Amino-1-naphthol-3,6-disulfonic acid monosodium salt monohydrate m-Phenylenediamine

Preparation Products

6486-32-4(4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt)Related Search:

[1,1'-Biphenyl]-3,3'-dicarboxylic acid, 4-[[4,5-dihydro-3-methyl-5-oxo-1-(6-sulfo-2-naphthalenyl)-1H-pyrazol-4-yl]azo]-4'-[[1-[[(2-methoxyphenyl)amino]carbonyl]-2-oxopropyl]azo]-, trisodium salt 4-Amino-2-[(2,4-diaminophenyl)azo]-5-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]benzenesulfonic acid sodium salt Direct Brown 159 Direct Brown 161 [1,1'-Biphenyl]-3,3'-dicarboxylic acid, 4-[(6-carboxy-1,7-dihydroxy-3-sulfo-2-naphthalenyl)azo]-4'-[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-, tetrasodium salt

3,5-Diamino-4-chloro-2-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulfophenyl)azo]phenyl]azo]-1,1'-biphenyl-4-yl]azo]benzenesulfonic acid disodium salt Direct Brown 171 disodium 5-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulphonatophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]-3-methylsalicylate C.I. Direct Brown 166

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4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt C.I.22045 C.I.Direct Brown 165 Direct Para Brown MV 2,7-Naphthalenedisulfonic acid, 4-amino-3-((4'-((2,4-diaminophenyl)azo)(1,1'-biphenyl)-4-yl)azo)-5-hydroxy-, disodium salt Direct Brown 165 C.I.Direct Brown 165:C.I.22045 6486-32-4