4,4'-Bis[(2-methyl-1H-indol-3-yl)azo]-1,1'-biphenyl-2,2'-disulfonic acid disodium salt

4,4'-Bis[(2-methyl-1H-indol-3-yl)azo]-1,1'-biphenyl-2,2'-disulfonic acid disodium salt Chemische Eigenschaften,Einsatz,Produktion Methoden

• synthetische

  2,2′-Disulfo-4,4,diaminobibenzene double nitriding, and 2-Methyl-2H-indazole?(2 Moore) coupled.

• Properties and Applications

  yellow. Soluble in water, slightly soluble in ethanol lemon yellow. The strong sulfuric acid for lemon yellow, dilute lemon yellow into golden by. Its water solution to join strong hydrochloric acid for gold orange; Add sodium hydroxide for gold orange.
  

  Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
  		Fading	Stain		Fading	Stain	Fading	Stain
  ISO	3	4-5	3	3-4	3		4

4,4'-Bis[(2-methyl-1H-indol-3-yl)azo]-1,1'-biphenyl-2,2'-disulfonic acid disodium salt Upstream-Materialien And Downstream Produkte

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