1,2,3-Trihydroxyanthrachinon

ANTHRACENE BROWN Chemische Eigenschaften,Einsatz,Produktion Methoden

• Chemische Eigenschaften

  Brown powder. Soluble in alcohol, ether, and glacial acetic acid; slightly soluble in water and chloroform. Sublimes at 290C.

• Verwenden

  Anthragallol is the most active inhibitor against xanthine oxidase.

• synthetische

  Commonly known as ?Anthragallol. (A)3,4,5-Trihydroxybenzoic acid and Benzoic acid and sulfuric acid heated; (b) in the presence of zinc chloride, heating gallic acid and Phthalic anhydride; (c) 2-Hydroxy-1,3-dinitroanthraquinone?reduction in strong alkaline solution; (d)1,3-Diamino-2-hydroxyanthracene-9,10-dione and hydrochloric acid heated under pressure. Note: The product is a free acid state paste; powdery product is sodium

• Definition

  ChEBI: A trihydroxyanthraquinone that is anthracene-9,10-dione substituted by hydroxy groups at positions 1, 2 and 3.

• Properties and Applications

  Dark brown (chrome). (Sodium salt) was dissolved in water, slightly soluble in o-chlorophenol, (free acid) is insoluble in water, salt is not soluble in acetone, ethanol, benzene, carbon tetrachloride, cellosolve, chloroform, pyridine, toluene. The free acid in concentrated sulfuric acid is brown-red, sodium salt as a brown; diluted brown flocculent precipitate the free acid, sodium salt as an amber.
  

  Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
  			Alkali	Acid
  ISO	5	5-6	3-4	2-3	5	5	5
  AATCC	Dry 3,wet 5	5	2-3		5	4	5

ANTHRACENE BROWN Upstream-Materialien And Downstream Produkte

1,2,3-Trihydroxyanthrachinon Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

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