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trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate

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trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate Basic information
Product Name:trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate
Synonyms:trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate;4-[[7-[(2,4-Diaminophenyl)azo]-1-hydroxy-3-sulfo-2-naphtyl]azo]-4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-2,2'-disulfonic acid trisodium salt;4-[[7-[(2,4-Diaminophenyl)azo]-1-hydroxy-3-sulfonaphthalen-2-yl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulfonic acid trisodium salt;C.I.31860;C.I.Direct Brown 93;Corium Chrome Brown MRG;Direct Brown 93;C.I.Direct Brown 93:C.I.31860
CAS:6360-43-6
MF:C34H23N8Na3O11S3
MW:884.75773
EINECS:228-827-4
Product Categories:
Mol File:6360-43-6.mol
trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate Structure
trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate Chemical Properties
Safety Information
MSDS Information
trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate Usage And Synthesis
Preparation2,2′-Disulfo-4,4,diaminobibenzene double nitriding, first with phenol?, and then in three alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling, product to diazo, and Benzene-1,3-diamine coupling.
Properties and Applicationsred light brown. Soluble in water for brown. The strong sulfuric acid in light color for palm red, red light brown after diluted precipitation. The dye solution to join strong hydrochloric acid have red light brown precipitation; Add thick sodium hydroxide solution is palm red light.
trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate Preparation Products And Raw materials
Raw materials2,2'-Benzidinedisulfonic acid-->Phenol-->6-Amino-4-hydroxy-2-naphthalenesulfonic acid-->m-Phenylenediamine
Tag:trisodium 4-[[7-[(2,4-diaminophenyl)azo]-1-hydroxy-3-sulphonato-2-naphthyl]azo]-4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-2,2'-disulphonate(6360-43-6) Related Product Information
Direct Green 100 5-Amino-6-[(2-chlorophenyl)azo]-4-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid disodium salt Direct Green 102 4-Amino-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]-1-naphthalenesulfonic acid sodium salt DIRECT BROWN 95 disodium 2'-[4-[[2,6-dihydroxy-3-[(4-sulphonatophenyl)azo]phenyl]azo]phenyl]-6-methyl[2,6'-bibenzothiazole]-7-sulphonate CALCOMINE DARK GREEN BG Direct Brown 79 Durazol Brown 4RNS