trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate

Product Name
trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate
CAS No.
6505-12-0
Chemical Name
trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate
Synonyms
C.I.31885;Direct Brown 52;Trifon Olive BN;Pyrazol Brown TB;C.I.Direct Brown 52;C.I.Direct Brown 52:C.I.31885;C.I. Direct brown 52, trisodium salt;trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate;5-[(2,4-Diaminophenyl)azo]-3-[[4'-[(3-carboxy-4-hydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-4-hydroxy-2,7-naphthalenedisulfonic acid trisodium salt;Benzoic acid, 5-[[4'-[[8-[(2,4-diaminophenyl) azo]-1-hydroxy-3,6-disulfo-2-naphthalenyl]azo ]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydrox y-, trisodium salt
CBNumber
CB5912391
Molecular Formula
C37H31N8NaO10S2
Formula Weight
834.81
MOL File
6505-12-0.mol
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trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate Property

EPA Substance Registry System
C.I. Direct Brown 52, trisodium salt (6505-12-0)
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Hazard and Precautionary Statements (GHS)

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trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate Chemical Properties,Usage,Production

Preparation

3,3′-Dimethylbenzidine double nitriding,first coupled with 2-Hydroxybenzoic acid, and then in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, its product to diazo, and Benzene-1,3-diamine coupling.

Properties and Applications

brown olive green light. Soluble in water for olive brown, and adequate soluble in alcohol. The strong sulfuric acid in dark red light blue to for purple, for olive diluted. The dye solution to join strong hydrochloric acid have dark brown precipitation; Join the red sulfuric acid 10%; Add thick sodium hydroxide solution have yellow brown precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3-4 3-4 2 2 3
AATCC 2-3 3 2-3 1-2 3

trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate Preparation Products And Raw materials

Raw materials

Preparation Products

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trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate Suppliers

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6505-12-0, trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylateRelated Search:

Direct Brown 44:1 DIRECT BROWN 44 sodium 4-[[diamino(naphthylazo)phenyl]azo]naphthalene-1-sulphonate 5-[[4'-[[8-[(2,4-Diaminophenyl)azo]-1-hydroxy-3,6-disulfo-2-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-2-hydroxybenzoic acid trisodium salt DIRECT BROWN 39 2-Hydroxy-5-[[4'-[[2,6-dihydroxy-3-[(3-sulfophenyl)azo]phenyl]azo]-1,1'-biphenyl-4-yl]azo]benzoic acid disodium salt C.I. Direct Brown 46 5-[[2,4-Diamino-5-[(8-hydroxy-6-sodiosulfo-2-naphthalenyl)azo]phenyl]azo]-4-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo][1,1'-biphenyl]-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt

  • trisodium 5-[[4'-[[8-[(2,4-diaminophenyl)azo]-1-hydroxy-3,6-disulphonato-2-naphthyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]salicylate
  • C.I. Direct brown 52, trisodium salt
  • Benzoic acid, 5-[[4'-[[8-[(2,4-diaminophenyl) azo]-1-hydroxy-3,6-disulfo-2-naphthalenyl]azo ]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydrox y-, trisodium salt
  • 5-[(2,4-Diaminophenyl)azo]-3-[[4'-[(3-carboxy-4-hydroxyphenyl)azo]-3,3'-dimethyl-1,1'-biphenyl-4-yl]azo]-4-hydroxy-2,7-naphthalenedisulfonic acid trisodium salt
  • C.I.31885
  • trisodium,(3Z)-3-[[4-[4-[(2Z)-2-[8-[(2,4-diaminophenyl)diazenyl]-1-oxo-3,6-disulfonatonaphthalen-2-ylidene]hydrazinyl]-3-methylphenyl]-2-methylphenyl]hydrazinylidene]-6-oxocyclohexa-1,4-diene-1-carboxylate
  • C.I.Direct Brown 52
  • Pyrazol Brown TB
  • Trifon Olive BN
  • C.I.Direct Brown 52:C.I.31885
  • Direct Brown 52
  • 6505-12-0
  • Organics