Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-nitro-, reaction products with 3-[(4-amino-5-methoxy-2-methylphenyl)azo]benzenesulfonic acid monosodium salt

Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-nitro-, reaction products with 3-[(4-amino-5-methoxy-2-methylphenyl)azo]benzenesulfonic acid monosodium salt 화학적 특성, 용도, 생산

• 제조 방법

  in reflux conditions, sodium hydroxide solution in 1,2-Bis(4-nitro-2-sulfophenyl)ethane sodium salt between two with 3-Aminobenzenesulfonic acid?diazotization and 2-Amino-4-methylanisole coupled with product heating (40260). In reflux conditions (or a little take pressure), in sodium hydroxide solution 1,2-Bis(4-nitro-2-sulfophenyl)ethane?with ?4-Aminobenzenesulfonic acid sodium diazotization and 2-Amino-4-methylanisole coupled with product heating (40265).

• Properties and Applications

  red light orange. Soluble in water for yellow, slightly soluble in ethanol for palm, soluble in acetone tan. The strong sulfuric acid for purple; In strong hydrochloric acid solution for tan. Used for cellulose fiber dyeing and printing, can be in wool and silk printing directly on, also can used for leather and paper color. Exhaust dyeing.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	4	4	6	3		3
  AATCC	3	2-3	5-6	2-3		2-3

Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-nitro-, reaction products with 3-[(4-amino-5-methoxy-2-methylphenyl)azo]benzenesulfonic acid monosodium salt 공급 업체

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