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C.I. Acid Brown 92

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C.I. Acid Brown 92 Basic information
Product Name:C.I. Acid Brown 92
Synonyms:C.I. Acid Brown 92;Acid Brown 92;C.I.Acid Brown 92:C.I.36020
CAS:8004-84-0
MF:
MW:0
EINECS:616-844-3
Product Categories:
Mol File:Mol File
C.I. Acid Brown 92 Structure
C.I. Acid Brown 92 Chemical Properties
Safety Information
MSDS Information
C.I. Acid Brown 92 Usage And Synthesis
Preparation65% 4-Nitrobenzenamine? and 35% M-nitroaniline diazo, in acid conditions and 60% 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?and 40% 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its product in alkaline conditions and diazo 4-Aminobenzenesulfonic acid coupling, and then will the nitro reduction, diazotization, Coupled with resorcinol, product again with diazo 3,4′-Disulfo-4-aininoazobenzene and 75% 2-Amino-5-nitrobenzenesulfonic acid coupling, and then and diazo of 4-Nitrobenzenamine coupling.
Properties and ApplicationsDark brown. Part of the soluble in water for brown, not soluble in alcohol. In the sulfuric acid for to black, diluted brown for olive. The dye solution to join strong hydrochloric acid for olive brown, add thick for blue-black sodium hydroxide solution.
Tag:C.I. Acid Brown 92(8004-84-0) Related Product Information
Acid brown 97 disodium 4-hydroxy-6-(phenylamino)-3-[(4-sulphonatophenyl)azo]naphthalene-2-sulphonate 2-Naphthalenesulfonic acid, 4-hydroxy-3-[(2-methoxyphenyl)azo]-6-[(2-sulfoethyl)amino]-, disodium salt 6-Amino-4-hydroxy-3-[[4-(sulfomethyl)phenyl]azo]-2-naphthalenesulfonic acid disodium salt ACID BROWN85 (C.I. 34900) 2-Naphthalenesulfonic acid, 4-hydroxy-6-(methylamino)-3-[[4-(sulfomethyl)phenyl]azo]-, disodium salt Cuprate(2-), [4-(hydroxy-κO)-3-[[2-(hydroxy-κO)-5-sulfophenyl]azo-κN1]-6-(phenylamino)-2-naphthalenesulfonato(4-)]-, disodium 2,7-Naphthalenedisulfonic acid, 6-amino-4-hydroxy-3-[(2-methyl-4-nitrophenyl)azo]-, disodium salt C.I. Acid Brown 87
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