Log in | Join Free | china | japan | germany

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt

Request For Quotation
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Suppliers list
Company Name: Beijing Fuchen Technology Co., Ltd  
Tel: 15652759959
Email: 623245911@qq.com
Products Intro: Product Name:5H-chromeno[2,3-b]pyridin-5-ol
CAS:6227-09-4
Purity:大于95%HPLC Package:可分装，多个包装
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Basic information
Product Name:2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt
Synonyms: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
CAS:6227-09-4
MF:C26H20N5NaO10S3
MW:681.64
EINECS:612-992-8
Product Categories:
Mol File:6227-09-4.mol
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Structure
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Chemical Properties
Safety Information
MSDS Information
2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt Usage And Synthesis
Preparation4-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 Applicationsblue 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 materialsSulfanilic acid-->8-Amino-1-naphthol-3,6-disulfonic acid monosodium salt monohydrate-->1-Naphthylamine
Tag:2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4-[(4-sulfophenyl)azo]-1-naphthalenyl]azo]-, trisodium salt(6227-09-4) Related Product Information
Acid Black 107 acid black 17 Acid Black 102 (6Z)-4-amino-6-[(4-nitrophenyl)hydrazinylidene]-5-oxo-3-(4-sulfophenyl)diazenyl-naphthalene-1-sulfonic acid trisodium bis[3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitronaphthalene-1-sulphonato(3-)]chromate(3-) Neutral Black Brl Chromate(3-), bis[3-(hydroxy-κO)-4-[[2-(hydroxy-κO)-3-[[(2-methylphenyl)amino]carbonyl]-1-naphthalenyl]azo-κN1]-7-nitro-1-naphthalenesulfonato(3-)]-, disodium hydrogen Acid Black 1 Acid Black 168