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sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate

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sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate Basic information

Product Name:
sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate
Synonyms:
  • 1-Naphthalenesulfonic acid, 3-4-(benzoylethylamino)-2-methylphenylazo-4-hydroxy-, monosodium salt
  • Acid red 6 (C.I. 14680)
  • C.I. Acid Red 6
  • Acid Brilliant Red E-B
  • Aminyl Brilliant Red E-B
  • Naphthazine Red B
  • Suminol Fast Red B
  • Supramin Red B.
CAS:
6245-59-6
MF:
C26H22N3NaO5S
MW:
511.52475
EINECS:
228-358-5
Product Categories:
  • Organics
Mol File:
6245-59-6.mol
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sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate Usage And Synthesis

Preparation

3′-Methyl-4′-amino-N-ethylbenzanilide diazo, coupled with the 4-Hydroxynaphthalene-1-sulfonic acid.

Properties and Applications

red light yellow. Yellow light red powder. Soluble in water for big red, on 90 ° C water solubility of 80 g/L, soluble in ethanol in red. Dye of sulfuric acid in a cherry red, diluted into red. Its water solution and strong hydrochloric acid into red, precipitation; Add thick sodium hydroxide solution to orange. Discharge of copper, iron ion in color shade darker. This applies to goods wool, silk and their blended fabric dyeing, and can be directly on the wool and silk printing.

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

sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate Preparation Products And Raw materials

Raw materials

sodium 3-[[4-(benzoylethylamino)-2-methylphenyl]azo]-4-hydroxynaphthalene-1-sulphonate Supplier

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