2-Naphthalenesulfonic acid, 6-[(2,4-diaminophenyl)azo]-3-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt

2-Naphthalenesulfonic acid, 6-[(2,4-diaminophenyl)azo]-3-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  N-(3-aminophenyl)formamide diazo, first in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? coupling, hydrolysis amino acylation, product to double nitriding, and Benzene-1,3-diamine (2 Moore) coupled.

• Properties and Applications

  Dark red light brown. Soluble in water, soluble in ethanol right amount for red light brown. The strong sulfuric acid is palm in light red to red sauce, diluted for brown. The dye solution to join strong hydrochloric acid with brown precipitation; Add thick sodium hydroxide solution for red light brown.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  AATCC	3-4	5	3	3		3

2-Naphthalenesulfonic acid, 6-[(2,4-diaminophenyl)azo]-3-[[3-[(2,4-diaminophenyl)azo]phenyl]azo]-4-hydroxy-, monosodium salt Upstream-Materialien And Downstream Produkte