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Acid Brown 14

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Acid Brown 14 Basic information

Product Name:
Acid Brown 14
Synonyms:
  • 1-Naphthalenesulfonic acid, 4,4-(2,4-dihydroxy-1,3-phenylene)bis(azo)bis-, disodium salt
  • Acid Brown 14
  • Disodium 4,4'-[(2,4-dihydroxy-1,3-phenylene)bis(azo)]bisnaphthalene-1-sulphonate
  • Fenazo Brown N
  • Brown RD
  • Acid Brown GR
  • Echt Brown N Acid Brown 14
  • 4,4'-[(2,4-Dihydroxy-1,3-phenylene)bis(azo)]bis(1-naphthalenesulfonic acid sodium) salt
CAS:
5850-16-8
MF:
C26H18N4O8S2.2Na
MW:
624.56
EINECS:
227-447-6
Product Categories:
  • Organics
Mol File:
5850-16-8.mol
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Acid Brown 14 Chemical Properties

Density 
1.744[at 20℃]
vapor pressure 
0.001Pa at 25℃
form 
powder to crystal
Colour Index 
20195
color 
Orange to Brown
Water Solubility 
1.55g/L at 20℃
LogP
-2.019 at 20℃
CAS DataBase Reference
5850-16-8(CAS DataBase Reference)
EPA Substance Registry System
C.I. Acid Brown 14, disodium salt (5850-16-8)
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Safety Information

HS Code 
2927.00.5000
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Acid Brown 14 Usage And Synthesis

Uses

Acid Brown M is an organic dye and a water pollutant, removed from the environment using visible light irradiation along with CuBi2O4?/Bi3ClO4 photocatalysts.

Preparation

4-Aminonaphthalene-1-sulfonic acid (2 Moore) diazo, Coupled with resorcinol.

Flammability and Explosibility

Non flammable

Properties and Applications

red light brown. Soluble in water for orange brown, slightly soluble in ethanol for yellow brown. The strong sulfuric acid is a deep in the red, for yellow brown after diluted. In water solution to join strong hydrochloric acid for yellow brown; Add thick sodium hydroxide solution for red wine. Mainly used for nylon and wool fabric dyeing, also can be used for leather color.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3 3 4-5 4 3 4
AATCC 4 3 3 1 1-2 4

Acid Brown 14 Preparation Products And Raw materials

Raw materials

Acid Brown 14Supplier

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