Acetic acid, 2,2'-[carbonylbis[imino[6-[[1-hydroxy-6-[(4-methoxyphenyl)amino]-3-sulfo-2-naphthalenyl]azo]-3,1-phenylene]oxy]]bis-, tetrasodium salt Usage And Synthesis

Preparation

2-(2-Amino-5-nitrophenoxy)acetic acid diazo, and 4-Hydroxy-7-(4-methoxyphenylamino)naphthalene-2-sulfonic acid?coupling, and then will the nitro reduction, again will get the amino nitrogen compounds for light accidentally gasification.

Properties and Applications

blue purple to red light blue. Soluble in water for purple, slightly soluble in alcohol. The strong sulfuric acid for purple, diluted for colourful purple. The dye solution to join strong hydrochloric acid for blue; Add thick sodium hydroxide solution for purplish red color.

Acetic acid, 2,2'-[carbonylbis[imino[6-[[1-hydroxy-6-[(4-methoxyphenyl)amino]-3-sulfo-2-naphthalenyl]azo]-3,1-phenylene]oxy]]bis-, tetrasodium salt(6858-97-5)Related Product Information

• 5-Amino-3-[[4'-[(2,4-diaminophenyl)azo]-1,1'-biphenyl-4-yl]azo]-4-hydroxy-2,7-naphthalenedisulfonic acid disodium salt
• Direct Violet 87
• tetrasodium 3,3'-(carbonyldiimino)bis[6-[[1-hydroxy-6-(phenylamino)-3-sulphonato-2-naphthyl]azo]benzoate]
• 7-Hydroxy-8-[[4'-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphtyl]azo]-1,1'-biphenyl-4-yl]azo]-1,3-naphthalenedisulfonic acid trisodium salt
• C.I. Direct Violet 99
• DIRECT VIOLET 9
• [[4'-[[1-Hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]amino]oxoacetic acid disodium salt
• Direct Violet 89
• 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[[4-[(6-amino-1-hydroxy-3-sulfo-2-naphthalenyl)azo]phenyl]amino]carbonyl]amino]phenyl]azo]-5-hydroxy-, trisodium salt