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| 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sulfophenyl)azo]phenyl]azo]-, disodium salt Basic information |
| 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sulfophenyl)azo]phenyl]azo]-, disodium salt Chemical Properties |
| 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sulfophenyl)azo]phenyl]azo]-, disodium salt Usage And Synthesis |
Preparation | 2′,3-Dimethyl-4-amino-4′-sulfoazobenzene diazo, and 7-(4-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling. | Properties and Applications | blue-ray red. Soluble in water for blue-ray red, and adequate soluble in alcohol for product red. The strong sulfuric acid in blue, diluted red for brown. The dye solution with strong hydrochloric acid have red orange brown precipitation; Add thick sodium hydroxide solution is Claret precipitation. And C.I. Direct Red 127 similar. |
| 2-Naphthalenesulfonic acid, 7-[(4-aminobenzoyl)amino]-4-hydroxy-3-[[2-methyl-4-[(2-methyl-4-sulfophenyl)azo]phenyl]azo]-, disodium salt Preparation Products And Raw materials |
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