Mordant Red 49

Mordant Red 49 化学特性,用途語,生産方法

• 製造方法

  4-Amino-3-hydroxy-7-nitronaphthalene-1-sulfonic acid diazotization, with 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, and then into chromium complex.

• Properties and Applications

  blue light red. Soluble in water for red light brown, soluble in ethanol and acetone. In concentrated sulfuric acid for dark orange, dilution after yellow brown, and accompanied by precipitation; In concentrated nitric acid for brown light olive; In a dilute sodium hydroxide solution for wine. Dye aqueous solution to join concentrated hydrochloric acid have orange precipitation.
  

  Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
  			Alkali	Acid
  ISO		5	5	4	5	5	5

Mordant Red 49 上流と下流の製品情報

6655-99-8, Mordant Red 49 キーワード