4-Hydroxy-3-[[5-methyl-2-methoxy-4-[(2-sodiosulfo-1-naphthalenyl)azo]phenyl]azo]-7-(phenylamino)naphthalene-2-sulfonic acid sodium salt Usage And Synthesis

Preparation

1-Amino-2-naphthalene sulfonic acid?diazo, and 2-Amino-4-methylanisole coupling, its product to diazo, in alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Properties and Applications

blue purple. For purple is soluble in water, soluble in ethanol for red light purple. The strong sulfuric acid for olive, diluted dark for. The dye solution to join strong hydrochloric acid have blue light green precipitation; Add thick sodium hydroxide solution has the purple precipitation.

4-Hydroxy-3-[[5-methyl-2-methoxy-4-[(2-sodiosulfo-1-naphthalenyl)azo]phenyl]azo]-7-(phenylamino)naphthalene-2-sulfonic acid sodium salt(6227-19-6)Related Product Information

• Direct Violet 107
• DIRECT VIOLET 14
• 7,7'-(Carbonyldiimino)bis[4-hydroxy-3-[(2-hydroxyphenyl)azo]-2-naphthalenesulfonic acid]disodium salt
• Direct Violet 12
• Direct Violet 104
• disodium 7-amino-4-hydroxy-3-[[5-hydroxy-6-(phenylazo)-7-sulphonato-2-naphthyl]azo]naphthalene-2-sulphonate
• 1-Naphthalenesulfonic acid, 3-[[4'-[(2,4-diamino-5-methylphenyl)azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-4,6-dihydroxy-, monosodium salt
• 4-Hydroxy-3-[[4'-[(1-hydroxy-6-phenylamino-3-sodiosulfo-2-naphthalenyl)azo]-1,1'-biphenyl-4-yl]azo]naphthalene-2,7-disulfonic acid disodium salt
• Direct Violet 108