2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3)
- Product Name
- 2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3)
- CAS No.
- 6486-54-0
- Chemical Name
- 2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3)
- Synonyms
- Direct Black 131;C.I.Direct Black 131:C.I.30270;4-amino-3-[[4-[4-[(1-amino-5-sulfonaphthalen-2-yl)diazenyl]phenyl]phenyl]diazenyl]-5-oxo-6-(phenylhydrazinylidene)naphthalene-2,7-disulfonic acid;2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3)
- CBNumber
- CB83293209
- Molecular Formula
- C38H28N8O10S3
- Formula Weight
- 852.87152
- MOL File
- 6486-54-0.mol
More
Less
2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3) Property
- EPA Substance Registry System
- C.I. Direct Black 131 (6486-54-0)
More
Less
2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3) Chemical Properties,Usage,Production
Preparation
4-(4-Aminophenyl)benzenamine double nitriding, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling, aniline diazo, in alkaline conditions and accidentally coupled nitrogen compounds, and then and 5-Aminonaphthalene-1-sulfonic acid coupling.
Properties and Applications
navy blue green light to the dark. Soluble in water for deep blue light gray, slightly soluble in alcohol. The strong sulfuric acid for blue-ray in black, Gray light blue for diluted.
2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3) Preparation Products And Raw materials
Raw materials
Preparation Products
More
Less
2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3) Suppliers
6486-54-0, 2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(1-amino-5-sulfo-2-naphthalenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:3)Related Search:
Direct Black 159
Direct Black 150
2,7-Naphthalenedisulfonic acid, 5-amino-3-[[4'-[[7-(ethylamino)-1-hydroxy-3-sulfo-2-naphthalenyl]azo][1,1'-biphenyl]-4-yl]azo]-4-hydroxy-, trisodium salt
C.I. Direct Black 13
disodium 4-amino-3-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
Direct Black 154
2-Naphthalenesulfonic acid, 6-[[4-amino-6(or 7)-sulfo-1-naphthalenyl]azo]-3-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-4-hydroxy-, disodium salt
C.I. Direct Black 151
4-Amino-6-[[4'-[(7-amino-1-hydroxy-3-sulfo-2-naphtyl)azo]-1,1'-biphenyl-4-yl]azo]-5-hydroxy-3-[(4-nitrophenyl)azo]-2,7-naphthalenedisulfonic acid trisodium salt