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ChemicalBook >  Product Catalog >  Biochemical Engineering >  Biochemical Reagents >  Biological Dyes >  6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt

6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt

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6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt Basic information

Product Name:
6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt
Synonyms:
  • 1-naphthalenesulfonicacid,6-[(5-chloro-2-hydroxy-3-sulfophenyl)azo]-5-hydroxy
  • AcidchromenavyblueRRN
  • AcidmordantblueA3R
  • C.I.Mordantblue9
  • MORDANT BLUE 9
  • CI 14855
  • sodium 6-(5-chloro-2-hydroxy-4-sulphophenylazo)-5-hydroxynaphthalene-1-sulphonate
  • Acid mordant Blue 9
CAS:
3624-68-8
MF:
C16H9ClN2Na2O8S2
MW:
502.81
EINECS:
222-828-3
Product Categories:
  • Dyes and Pigments
Mol File:
3624-68-8.mol
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6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt Chemical Properties

form 
Fine Crystalline Powder
Colour Index 
14855
color 
Dark blue
InChIKey
FBNOWTWLVCWGCZ-BUFQOAPZSA-L
EPA Substance Registry System
C.I. Mordant Blue 9, disodium salt (3624-68-8)
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Safety Information

Safety Statements 
24/25
WGK Germany 
3
HS Code 
32041200

MSDS

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6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium salt Usage And Synthesis

Chemical Properties

dark blue fine crystalline powder

Preparation

3-Amino-5-chloro-2-hydroxybenzenesulfonic acid diazotization, and 5-Hydroxynaphthalene-1-sulfonic acid?coupling.

Properties and Applications

red light navy blue. This product soluble in water is purple, in the water solubility is 50 g/l (80 ℃), slightly soluble in alcohol. In concentrated sulfuric acid for blue purple, dilution to pink; In concentrated nitric acid for yellow brown. Its aqueous solution to join concentrated hydrochloric acid to red; With strong caustic for magenta. Mainly used for wool, silk, nylon dyeing and color matching dye.

Standard Ironing Fastness Light Fastness Fulling Persperation Fastness Soaping Water
Alkali Acid
ISO 5 6 4 4 4-5 4-5 4-5
AATCC 4-5 7 4 4-5 5

6-(5-Chloro-2-hydroxy-4-sulfophenylazo)-5-hydroxy-1-naphthalenesulfonic acid disodium saltSupplier

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