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HomeProduct name listtrisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate

trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate

trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate  Structural

What is trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate ?

Preparation

2-(4-Aminophenylamino)-2-oxoacetic acid diazo, and 5-Aminonaphthalene-2-sulfonic acid?coupling, again diazo, and 5-Aminonaphthalene-2-sulfonic acid?coupling, product to diazo, and 6-Hydroxynaphthalene-2-sulfonic acid?coupling, and then 2-(4-Aminophenylamino)-2-oxoacetic acid hydrolysis base.

Properties and Applications

blue to the navy. Soluble in water for dark purple, slightly soluble in alcohol. The strong sulfuric acid for gray, diluted for purple. The dye solution to join strong hydrochloric acid have sauce red precipitate; Add thick sodium hydroxide solution have sauce red precipitate.

Properties of trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate

EPA Substance Registry System 2-Naphthalenesulfonic acid, 8-[[4-[(4-aminophenyl)azo]-6-sulfo-1-naphthalenyl]azo]-5-[(2-hydroxy-6-sulfo-1-naphthalenyl)azo]-, trisodium salt (3626-30-0)

Safety information for trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate

Computed Descriptors for trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate

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