1'-Hydroxy-4-[[4-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-6'-phenylamino[1,2'-azobisnaphthalene]-3',7-disulfonic acid disodium salt

CAS No.
6797-97-3
Chemical Name:
1'-Hydroxy-4-[[4-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-6'-phenylamino[1,2'-azobisnaphthalene]-3',7-disulfonic acid disodium salt
Synonyms
C.I.32055;Direct Blue 34;Sirius Blue GG;C.I.Direct Blue 34;C.I.Direct Blue 34:C.I.32055;1'-Hydroxy-4-[[4-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-6'-phenylamino[1,2'-azobisnaphthalene]-3',7-disulfonic acid disodium salt
CBNumber:
CB52161256
Molecular Formula:
Molecular Weight:
0
MDL Number:
MOL File:
6797-97-3.mol

1'-Hydroxy-4-[[4-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-6'-phenylamino[1,2'-azobisnaphthalene]-3',7-disulfonic acid disodium salt Chemical Properties,Uses,Production

Preparation

8-Acetamido-5-aminonaphthalene-2-sulfonic acid diazo, and 5-Aminonaphthalene-2-sulfonic acid?coupling, again diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid, and then hydrolysis usions amino, again diazo, and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

Properties and Applications

blue. Soluble in water as dark blue, not soluble in alcohol. The strong sulfuric acid in dark green light for blue, blue for diluted. The dye solution to join strong hydrochloric acid color unchanged, but have precipitation; Add thick sodium hydroxide solution same color, have precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4 5 4-5 1-2 2

1'-Hydroxy-4-[[4-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-6'-phenylamino[1,2'-azobisnaphthalene]-3',7-disulfonic acid disodium salt Preparation Products And Raw materials

1'-Hydroxy-4-[[4-[(1-hydroxy-4-sodiosulfo-2-naphthalenyl)azo]-7-sodiosulfo-1-naphthalenyl]azo]-6'-phenylamino[1,2'-azobisnaphthalene]-3',7-disulfonic acid disodium salt C.I.32055 C.I.Direct Blue 34 Sirius Blue GG Direct Blue 34 C.I.Direct Blue 34:C.I.32055 6797-97-3