| Identification | Back Directory | [Name]
trisodium 8-[[4-[(4-aminophenyl)azo]-6-sulphonatonaphthyl]azo]-5-[(2-hydroxy-6-sulphonatonaphthyl)azo]naphthalene-2-sulphonate | [CAS]
3626-30-0 | [Synonyms]
C.I.34090
Diazo Blue BR
Einecs 222-836-7
Direct Blue 120:1
C.I.Direct Blue 120A
C.I.Direct Blue 120:1
C.I.Direct Blue 120:1:C.I.34090
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
4-[[4-[(4-Aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-2'-hydroxy[1,1'-azobisnaphthalene]-6,6'-disulfonic acid disodium salt
2-Naphthalenesulfonic acid, 5-((4-((4-((4-aminophenyl)azo)-6-sulfo-1-naphthalenyl)azo)-6-sulfo-1-naphthalenyl)azo)-6-hydroxy-, trisodium salt
2-Naphthalenesulfonic acid, 8-((4-((4-aminophenyl)azo)-6-sulfo-1-naphthalenyl)azo)-5-((2-hydroxy-6-sulfo-1-naphthalenyl)azo)-, trisodium salt
trisodium,(5E)-5-[[4-[[4-[(4-aminophenyl)diazenyl]-6-sulfonatonaphthalen-1-yl]diazenyl]-6-sulfonatonaphthalen-1-yl]hydrazinylidene]-6-oxonaphthalene-2-sulfonate
2-Naphthalenesulfonic acid, 8-(2-(4-(2-(4-aminophenyl)diazenyl)-6-sulfo-1-naphthalenyl)diazenyl)-5-(2-(2-hydroxy-6-sulfo-1-naphthalenyl)diazenyl)-, sodium salt (1:3) | [EINECS(EC#)]
222-836-7 | [Molecular Formula]
C36H26N7NaO10S3 | [MOL File]
3626-30-0.mol | [Molecular Weight]
835.81 |
| Hazard Information | Back Directory | [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. |
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