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BRILLIANT YELLOW

Basic information Safety Supplier Related

BRILLIANT YELLOW Basic information

Product Name:
BRILLIANT YELLOW
Synonyms:
  • sodium 4,4'-bis(p-hydroxyphenylazo)-2,2'-vinylenedibenzenesulphonate
  • DIRECT YELLOW
  • 83 DIRECT YELLOW 83
  • 26 DIRECT YELLOW 26
  • 27 DIRECT YELLOW 27
  • 44 DIRECT YELLOW 44
  • 50 DIRECT YELLOW 50
  • BRILLIANT YELLOW SODIUM
CAS:
3051-11-4
MF:
C26H21N4NaO8S2
MW:
604.58
EINECS:
221-267-1
Product Categories:
  • Intermediates of Dyes and Pigments
  • Organics
  • Stilbenes
  • Azo
  • AR
Mol File:
3051-11-4.mol
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BRILLIANT YELLOW Chemical Properties

Melting point:
>250°C
storage temp. 
Amber Vial, Refrigerator
solubility 
Solubility Soluble in water; slightly soluble in ethanol, acetone
Colour Index 
24890
form 
powder
color 
Orange
PH Range
Yellow (6.4) to red-orange (8.0)
Odor
Odorless
Water Solubility 
Partially soluble in water
λmax
497nm
BRN 
4122338
Stability:
Light Sensitve
Major Application
Display device, sensors, photochromic materials, inks, detergent, cosmetics, biosensors, assay for enzyme activity, antifungal agent, antiAIDS agent
CAS DataBase Reference
3051-11-4(CAS DataBase Reference)
EPA Substance Registry System
C.I. Direct Yellow 4, disodium salt (3051-11-4)
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Safety Information

Safety Statements 
22-24/25
WGK Germany 
3
HS Code 
32041400

MSDS

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BRILLIANT YELLOW Usage And Synthesis

Chemical Properties

orange to reddish-brown crystals or powder

Uses

Brilliant yellow is an organic diazo dye and a ground water pollutant. Removal processes for brilliant yellow include nanofibrous membrane filtration and nanoplatelet adsorption. Dyes and metabolites.

Preparation

1,2-Bis(4-amino-2-sulfophenyl)ethene? double nitriding, and phenol (2 Moore) coupled.

Properties and Applications

brilliant yellow. Soluble in water for golden brown, and adequate soluble in ethanol for golden brown, slightly soluble in acetone and soluble fiber element. The strong sulfuric acid to red light purple, diluted for purple, have black light purple precipitation; In nitric acid solution for dark brown (not all solution). The dye solution to join strong hydrochloric acid for dark purple, have precipitation; Add thick sodium hydroxide solution for palm light orange; Add 10% sodium hydroxide solution for big red. Used for cellulose fiber and polyamide fiber dyeing, also can be used for leather and paper color. Fountain of good dye, discharge sex is very good.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
AATCC 3 1 5 1 3

BRILLIANT YELLOW Preparation Products And Raw materials

Preparation Products

BRILLIANT YELLOWSupplier

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