Direct Blue 150 Usage And Synthesis

Preparation

5-Amino-1H-1,2,4-triazole-3-carboxylic acid diazo, in acid conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its product (2 Moore) and double nitriding of 3,3′-Dimethoxylbenzidine coupling.

Properties and Applications

navy blue. Soluble in water for the navy, slightly soluble in alcohol. The strong sulfuric acid for blue-ray green, diluted dark for. The dye solution to join strong hydrochloric acid for navy, precipitation; Add thick sodium hydroxide solution for dark purple.

Direct Blue 150(6428-30-4)Related Product Information

• 3-[[4-[(4-Amino-2-chloro-5-methoxyphenyl)azo]-6-sulfo-1-naphtyl]azo]-4-hydroxy-2-naphthalenesulfonic acid disodium salt
• Trypan Blue
• 7-Amino-3-[[4-[(4-amino-3-sodiosulfophenyl)azo]-1-naphthalenyl]azo]-4-hydroxynaphthalene-2-sulfonic acid sodium salt
• trisodium 5-[[4-[[4-[(6-amino-1-hydroxy-3-sulphonato-2-naphthyl)azo]-1-naphthyl]azo]-6-sulphonato-1-naphthyl]azo]salicylate
• 1,7-Naphthalenedisulfonic acid, 4-(acetylamino)-6-[[4'-[[2-(acetylamino)-4-amino-5-methylphenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-5-hydroxy-, disodium salt
• [1-[[6-[[4-(Benzoylamino)phenyl]amino]-1-hydroxy-3-sodiosulfo-2-naphthalenyl]azo]-4-[(4-hydroxy-3-sodiooxycarbonylphenyl)azo]-6-sodiosulfo-2-naphthalenyloxy]acetic acid sodium salt
• DIRECT BLUE 15
• Direct Blue 151
• 3-[[4-[(4-Amino-2-sodiosulfophenyl)azo]-5-methyl-2-methoxyphenyl]azo]-4-hydroxy-7-phenylaminonaphthalene-2-sulfonic acid sodium salt