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5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt

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5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt Basic information
Product Name:5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt
Synonyms:5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt;C.I.30165;C.I.Direct Brown 173;C.I.Direct Brown 173:C.I.30165;Direct Brown 173
CAS:6826-64-8
MF:C32H19N6Na3O11S
MW:764.56117
EINECS:
Product Categories:
Mol File:6826-64-8.mol
5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt Structure
5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt Chemical Properties
EPA Substance Registry SystemC.I. Direct Brown 173 (6826-64-8)
Safety Information
MSDS Information
5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt Usage And Synthesis
Preparation4-(4-Aminophenyl)benzenamine double nitriding, First coupled with 2-Hydroxybenzoic acid diazo, ?and then with?3-Amino-2-hydroxy-5-sulfobenzoic acid coupling,and Resorcinol coupled to accidentally coupled nitrogen compounds.
Properties and Applicationsred light brown. Soluble in water for orange brown. The strong sulfuric acid for dark purple, yellow light brown for diluted. The dye solution to join strong hydrochloric acid have orange brown precipitation; Add thick sodium hydroxide solution for red brown.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 3-4 6 4 4-5
AATCC 5 2-3 5-6 2 4
5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt Preparation Products And Raw materials
Raw materialsSalicylic acid-->Benzidine-->3-AMINO-5-SULFOSALICYLIC ACID-->Resorcinol
Tag:5-[[4'-[[3-[(3-Carboxy-2-hydroxy-5-sulfophenyl)azo]-2,6-dihydroxyphenyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt(6826-64-8) Related Product Information
Direct Brown 191 DIRECT BROWN 2 Direct Brown 179 Direct Brown 190 Direct Brown 185 C.I. Direct Brown 18 Direct Brown 186 sodium 2,6-bis[(2,4-diaminophenyl)azo]toluene-4-sulphonate 2-Hydroxy-5-[[4'-[[2,6-dihydroxy-3-[[2-hydroxy-5-(aminosulfonyl)phenyl]azo]phenyl]azo]-1,1'-biphenyl-4-yl]azo]benzoic acid sodium salt