2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-, trisodium salt

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-, trisodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  3,3′-Dimethoxylbenzidine double nitriding, first in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid, and then in three alkaline conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.

• Properties and Applications

  blue. Soluble in water for blue, soluble in soluble fiber element, slightly soluble in ethanol as a pale red purple, insoluble in other organic solvents. The strong sulfuric acid for green light blue, diluted red to blue for purple. The dye solution to join strong hydrochloric acid for dark purple, have precipitation; Add thick sodium hydroxide solution for dark purple, have precipitation.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	4-5	5	2	1-2		1-2
  AATCC	5	5	2	2		2

2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-, trisodium salt Upstream-Materialien And Downstream Produkte

6771-79-5, 2,7-Naphthalenedisulfonic acid, 5-amino-4-hydroxy-3-[[4'-[[1-hydroxy-6-(phenylamino)-3-sulfo-2-naphthalenyl]azo]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl]azo]-, trisodium salt Verwandte Suche: