2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt
- CAS No.
- 6227-09-4
- Chemical Name:
- 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt
- Synonyms
- Acid Black 18;C.I.Acid Black 18:C.I.27790;2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt
- CBNumber:
- CB54771602
- Molecular Formula:
- C26H20N5NaO10S3
- Molecular Weight:
- 681.64
- MDL Number:
- MOL File:
- 6227-09-4.mol
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Chemical Properties,Uses,Production
Preparation
4-Aminobenzenesulfonic acid diazo, and Naphthalen-1-amine coupling, its product to diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupling.
Properties and Applications
blue and black. Soluble in water for a blue-black, easily soluble in soluble fiber element, insoluble in other organic solvents. In the dark for the strong sulfuric acid, after diluted blue-black precipitation; In the dark for strong nitric acid solution, and then into a chestnut; In 10% of sodium hydroxide solution for black solution in red.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
ISO | 6-7 | 4 | 3-4 | 3 | 4 | 4 | 4 | 3-4 |
AATCC | 7-8 | 4 | 4 | 1 | 2 | 2 | 3 | 3 |
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Preparation Products And Raw materials
Raw materials
Preparation Products
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Suppliers
Global( 1)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
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Beijing Fuchen Technology Co., Ltd | 15652759959 | 623245911@qq.com | China | 462 | 58 |
Supplier | Advantage |
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Beijing Fuchen Technology Co., Ltd | 58 |
6227-09-4(2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt)Related Search:
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt
Acid Black 18
C.I.Acid Black 18:C.I.27790
6227-09-4