Trinatrium-5,5'-(3-carboxylato-4-oxocyclohexa-2,5-dienylidenmethylen)di(salicylat)

AURINTRICARBOXYLIC ACID TRISODIUM SALT Chemische Eigenschaften,Einsatz,Produktion Methoden

• Chemische Eigenschaften

  bordeaux to violet or black powder

• synthetische

  Formaldehyde?(or Methanol and Sodium nitrite) and 2-Hydroxybenzoic acid concentrated sulfuric acid in the reaction.

• Definition

  ChEBI: An organic sodium salt that is the trisodium salt of 3,3'-[(3-carboxy-4-oxocyclohexa-2,5-dien-1-ylidene)methylene]bis(6-hydroxybenzoic acid).

• Properties and Applications

  red light purple. Soluble in water for dark red, not soluble in ethanol. In concentrated sulfuric acid for brown, dilution after precipitation. Dye aqueous solution to join sodium hydroxide as brilliant brown.
  

  Standard(cotton)	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
  			Alkali	Acid
  ISO		2-3				4-5(40℃)3(100℃)

AURINTRICARBOXYLIC ACID TRISODIUM SALT Upstream-Materialien And Downstream Produkte

Trinatrium-5,5'-(3-carboxylato-4-oxocyclohexa-2,5-dienylidenmethylen)di(salicylat) Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

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