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C.I. Direct Blue 166

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C.I. Direct Blue 166 Basic information
Product Name:C.I. Direct Blue 166
Synonyms:C.I. Direct Blue 166;3,3'-[3,3'-Dihydroxy-1,1'-biphenyl-4,4'-diylbis(azo)]bis[7-amino-4-hydroxynaphthalene-2-sulfonic acid sodium] salt;C.I.23165;Direct Blue 166;C.I.Direct Blue 166:C.I.23165
CAS:6599-18-4
MF:
MW:0
EINECS:
Product Categories:
Mol File:Mol File
C.I. Direct Blue 166 Structure
C.I. Direct Blue 166 Chemical Properties
Safety Information
MSDS Information
C.I. Direct Blue 166 Usage And Synthesis
Preparation2-Amino-5-(4-amino-3-hydroxyphenyl)phenol double nitriding, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid (2 Moore) coupled.
Properties and Applicationsbright blue. Soluble in water for Red violet color. The strong sulfuric acid in blue, diluted for purple; Add 10% sodium bicarbonate solution for red jade.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 2 4-5 6 4 5
AATCC 2 4-5 5-6 3 5
C.I. Direct Blue 166 Preparation Products And Raw materials
Raw materialsJ acid-->3,3'-Dihydroxybenzidine
Tag:C.I. Direct Blue 166(6599-18-4) Related Product Information
Direct Sky Blue FB Direct Blue 157 3,3'-[(3,3'-Dimethoxy-1,1'-biphenyl-4,4'-diyl)bis(azo)]bis[7-amino-4-hydroxy-2-naphthalenesulfonic acid]disodium salt tetrasodium 2,2'-[[4,4'-bis[[1-hydroxy-6-[(4-methoxyphenyl)amino]-3-sulphonato-2-naphthyl]azo][1,1'-biphenyl]-3,3'-diyl]bis(oxy)]diacetate tetrasodium 5,5'-[iminobis[(1-hydroxy-3-sulphonato-6,2-naphthylene)azo(5-methoxy-2-methyl-4,1-phenylene)azo]]bis(salicylate) Acetic acid, 2,2'-[[4,4'-bis[(6-amino-5-chloro-1-hydroxy-3-sulfo-2-naphthalenyl)azo][1,1'-biphenyl]-3,3'-diyl]bis(oxy)]bis-, tetrasodium salt DIRECT BLUE 160 Direct Blue 163 tetrasodium 5,5'-[iminobis[(1-hydroxy-3-sulphonato-6,2-naphthylene)azo(2,5-dimethoxy-4,1-phenylene)azo]]bis(salicylate)