2-Naphthalenesulfonic acid, 7-[[3-[(3-aminobenzoyl)amino]benzoyl]amino]-4-hydroxy-3-(phenylazo)-, monosodium salt Usage And Synthesis

Preparation

aniline diazo, and?6-[3-(3-Aminobenzamido)benzamido]-1-naphthol-3-sulfonic acid?coupling.

Properties and Applications

red light orange. Slightly soluble in water and ethanol for orange. In the strong sulfuric acid to red, orange precipitation after diluted. The dye solution to join strong hydrochloric acid have red orange precipitation; Add thick chlorine oxidation sodium solution for palm light orange. Used for the cellulose fibre and silk dyeing, Exhaust dyeing good, also can be used for leather color.

2-Naphthalenesulfonic acid, 7-[[3-[(3-aminobenzoyl)amino]benzoyl]amino]-4-hydroxy-3-(phenylazo)-, monosodium salt(6417-29-4)Related Product Information

• 7-Benzothiazolesulfonic acid, 2-[4-[4-[[4-[(3-aminobenzoyl)amino]-2-sulfophenyl]azo]-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl]phenyl]-6-methyl-, disodium salt
• trisodium 7-[[4-[[4-[[6-[(4-aminobenzoyl)amino]-1-hydroxy-3-sulphonato-2-naphthyl]azo]benzoyl]amino]-o-tolyl]azo]naphthalene-1,3-disulphonate
• 1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt
• Direct Orange 9
• Direct Orange 82
• disodium 1-(3-aminophenyl)-4-[[3-[[3-[[1-(3-aminophenyl)-3-carboxylato-4,5-dihydro-5-oxo-1H-pyrazol-4-yl]azo]benzoyl]amino]phenyl]azo]-4,5-dihydro-5-oxo-1H-pyrazole-3-carboxylate
• 3,3'-[Carbonylbis[imino(5-methoxy-2-methyl-4,1-phenylene)azo]]bis[5-[(3-aminobenzoyl)amino]-4-methylbenzenesulfonic acid sodium] salt
• disodium 5-[[4'-[(1-amino-4-sulphonato-2-naphthyl)azo][1,1'-biphenyl]-4-yl]azo]salicylate
• DIRECT ORANGE 72