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C.I. Direct Brown 166

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C.I. Direct Brown 166 Basic information
Product Name:C.I. Direct Brown 166
Synonyms:C.I. Direct Brown 166;Direct Brown 166;C.I.Direct Brown 166:C.I.31515
CAS:8005-89-8
MF:
MW:0
EINECS:616-879-4
Product Categories:
Mol File:Mol File
C.I. Direct Brown 166 Structure
C.I. Direct Brown 166 Chemical Properties
Safety Information
MSDS Information
C.I. Direct Brown 166 Usage And Synthesis
PreparationN-(3-aminophenyl)formamide diazo, first in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid?coupling, hydrolysis amino acylation, product to double nitriding, and 0.8 Moore 2-(3-Aminophenylamino)acetic acid and 0.2 Moore 2,4-Diaminobenzenesulfonic acid (2 Moore) coupled.
Properties and Applicationsbrown to red light brown. The strong sulfuric acid for dark purple red to date, diluted red for brown. The dye solution to join strong hydrochloric acid with chocolate brown precipitation; Add thick sodium hydroxide solution for purplish red color
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 5 2 3-4 3
Tag:C.I. Direct Brown 166(8005-89-8) Related Product Information
[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 4-Amino-5-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium 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