tetrasodium [mu-[4,4'-bis[[6-(3-carboxyanilino)-1-hydroxy-3-sulpho-2-naphthyl]azo][1,1'-biphenyl]-3,3'-dicarboxylato(8-)]]dicuprate(4-) Chemical Properties

EPA Substance Registry System

Cuprate(4-), [.mu.-[4,4'-bis[[6-[(3-carboxyphenyl)amino]-1-(hydroxy-.kappa.O)-3-sulfo-2-naphthalenyl]azo-.kappa.N1][1,1'-biphenyl]-3,3'-di(carboxylato-.kappa.O)(8-)]]di-, tetrasodium (13217-74-8)

tetrasodium [mu-[4,4'-bis[[6-(3-carboxyanilino)-1-hydroxy-3-sulpho-2-naphthyl]azo][1,1'-biphenyl]-3,3'-dicarboxylato(8-)]]dicuprate(4-) Usage And Synthesis

Preparation

2-Amino-5-(4-amino-3-barboxyphenyl)benzoic acid double nitriding, and 3-(5-Hydroxy-7-sulfonaphthalen-2-ylamino)benzoic acid (2 Moore) coupled, again with copper sulfate and ammonia water heated to 90 ℃ solution together, make into copper complex.

Properties and Applications

red light blue. For purple soluble in water, soluble in ethanol. The strong sulfuric acid for blue, for purple diluted. The dye solution to join strong hydrochloric acid for red light blue precipitation; With strong sodium hydroxide solution for blue precipitation.

tetrasodium [mu-[4,4'-bis[[6-(3-carboxyanilino)-1-hydroxy-3-sulpho-2-naphthyl]azo][1,1'-biphenyl]-3,3'-dicarboxylato(8-)]]dicuprate(4-)(13217-74-8)Related Product Information

• Direct Brown 101
• Direct Blue 94
• disodium 5-[[4'-[[2,6-diamino-3-methyl-5-[(4-sulphonatophenyl)azo]phenyl]azo][1,1'-biphenyl]-4-yl]azo]salicylate
• tetrasodium [mu-[[7,7'-[(3,3'-dihydroxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[8-hydroxynaphthalene-1,6-disulphonato]](8-)]]dicuprate(4-)
• trisodium [7-[[4-[[4-[[4-[[2,4-dihydroxy-5-[(2-hydroxy-5-sulphophenyl)azo]phenyl]azo]benzoyl]amino]-o-tolyl]azo]-o-tolyl]azo]naphthalene-1,3-disulphonato(5-)]cuprate(3-)
• DIRECT BROWN 1
• DIRECT BLUE 98
• Direct Blue 96
• trisodium [5-[[4-[(3-chloro-2-hydroxy-5-sulphophenyl)azo]-3-hydroxyphenyl]azoxy]-2-[2-(4-nitro-2-sulphophenyl)vinyl]benzenesulphonato(5-)]cuprate(3-)