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disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate

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disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate Suppliers list
Company Name: Shaanxi DIDU pharmaceutical and Chemical Co., Ltd  
Tel: 17691182729 18161915376
Email: 1046@dideu.com
Products Intro: Product Name:C.I. Direct Brown 54
CAS:8003-50-7
Purity:98% Package:25Kg
disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate Basic information
Product Name:disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate
Synonyms:disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate;C.I. Direcet Brown 54;disodium,(3Z)-6-oxo-3-[[4-[4-[[4-[2-(4-oxocyclohexa-2,5-dien-1-ylidene)hydrazinyl]-6-sulfonatonaphthalen-1-yl]diazenyl]phenyl]phenyl]hydrazinylidene]cyclohexa-1,4-diene-1-carboxylate;C.I.Direct Brown 54:C.I.31735;Direct Brown 54;C.I. Direct Brown 54
CAS:8003-50-7
MF:C35H24N6O7S.2Na
MW:716.62972
EINECS:2323203
Product Categories:
Mol File:8003-50-7.mol
disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate Structure
disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate Chemical Properties
EPA Substance Registry SystemC.I. Direct Brown 54 (8003-50-7)
Safety Information
MSDS Information
disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate Usage And Synthesis
Preparation4-(4-Aminophenyl)benzenamine double nitriding,first coupled with 2-Hydroxybenzoic acid, then with 5-Aminonaphthalene-2-sulfonic acid and 8-Aminonaphthalene-2-sulfonic acid coupling, its product to diazo, coupled with phenol.
Properties and Applicationsbrown. Soluble in water for yellow brown, and adequate soluble in alcohol for yellow brown to olive. In the dark for the strong sulfuric acid to blue-black, diluted for shallow olive to yellow brown. The dye solution to join strong hydrochloric acid for olive to yellow brown; Add thick sodium hydroxide solution for orange brown.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 2-3 1-2 4 2 3
disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate Preparation Products And Raw materials
Raw materials1-Naphthylamine-7-sulfonic acid-->Salicylic acid-->Phenol-->Benzidine-->1-Aminonaphthalene-6-sulfonic acid
Tag:disodium 5-[[4'-[[4-[(4-hydroxyphenyl)azo]-6(or 7)-sulphonato-1-naphthyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate(8003-50-7) Related Product Information
Direct Brown 57 6-Amino-4-hydroxy-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2-sulfonic acid sodium salt DIRECT BROWN 6 Benzoic acid, 5-[[4'-[[7-(dimethylamino)-1-hydroxy-3-sulfo-2-naphthalenyl]azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, disodium salt DIRECT BROWN 59 Direct Brown 61 Benzoic acid, 5-[[4'-[(2-amino-3-hydroxy-6-sulfo-1-naphthalenyl)azo][1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, disodium salt [2,6'-Bibenzothiazole]-7-sulfonic acid, 2'-[4-[(2,4-diamino-5-methylphenyl)azo]phenyl]-6-methyl-, monosodium salt C.I. Direct brown 62