1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt

1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  1,3-Bis(4-(4-aminobenzamido)-3-sulfophenyl)urea double nitriding, and 1-(3-Nitrophenyl)-3-carboxy-5-pyrazolone (2 Moore) coupling, and then will the nitro reduction for amino.

• Properties and Applications

  yellow light orange. Soluble in water for gold orange, soluble in ethanol. The strong sulfuric acid for green light yellow, diluted is shallow orange. The dye solution to join strong hydrochloric acid is palm light orange, precipitation; Add thick sodium hydroxide solution for green light yellow.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	4	3	2	4		4-5

1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt Upstream-Materialien And Downstream Produkte

6791-54-4, 1H-Pyrazole-3-carboxylic acid, 4,4'-[carbonylbis[imino(2-sulfo-4,1-phenylene)iminocarbonyl-4,1-phenyleneazo]]bis[1-(3-aminophenyl)-4,5-dihydro-5-oxo-, tetrasodium salt Verwandte Suche: