7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt
![7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt Structure](CAS/GIF/6428-55-3.gif)
- CAS No.
- 6428-55-3
- Chemical Name:
- 7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt
- Synonyms
- C.I.34175;Direct Blue 239;C.I.Direct Blue 239;Benzamin Dark Blue BLS;Diazo Dark Blue BL Extra;C.I.Direct Blue 239:C.I.34175;7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt
- CBNumber:
- CB62215563
- Molecular Formula:
- Molecular Weight:
- 0
- MDL Number:
- MOL File:
- 6428-55-3.mol
7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt Chemical Properties,Uses,Production
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, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, and then 2-(4-Aminophenylamino)-2-oxoacetic acid hydrolysis base
Properties and Applications
blue
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 5 | 4-5 | 5 | 4-5 | 4 | 5 | 5 |
7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt Preparation Products And Raw materials
Raw materials
Preparation Products
6428-55-3(7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt)Related Search:
DIRECT BLUE 218
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-, trisodium salt
Direct blue 26, trisodium salt
5-Amino-4-hydroxy-3-[[4'-[(1-hydroxy-4-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-2,7-naphthalenedisulfonic acid trisodium salt
CHLORAZOL BLUE RW
1of2
7'-Amino-4-[[4-[(4-aminophenyl)azo]-6-sodiosulfo-1-naphthalenyl]azo]-1'-hydroxy[1,2'-azobisnaphthalene]-3',6-disulfonic acid disodium salt
Benzamin Dark Blue BLS
C.I.34175
C.I.Direct Blue 239
Diazo Dark Blue BL Extra
Direct Blue 239
C.I.Direct Blue 239:C.I.34175
6428-55-3
