1-[(2-Methylphenyl)azo]naphthalin-2-amin

OIL YELLOW OB Chemische Eigenschaften,Einsatz,Produktion Methoden

• Chemische Eigenschaften

  Orange or yellow powder. Insoluble in water; soluble in alcohol and oils.

• Verwenden

  Biological stain.

• Definition

  ChEBI: Yellow OB is a member of azobenzenes.

• synthetische

  O-Methylaniline diazotization, and Naphthalen-2-amine coupling.

• Hazard

  Consult regulations before using in food products. Questionable carcinogen.

• Sicherheitsprofil

  A poison by ingestion. Moderately toxic by intraperitoneal and subcutaneous routes. Questionable carcinogen with experimental tumorigenic data. May be contaminated with the carcinogen p-naphthylamine. Mutation data reported. When heated to decomposition it emits toxic fumes of NOx. See also AROMATIC AMINES.

• Properties and Applications

  red light yellow to orange (in mineral oil). Soluble in ethanol and Toluene, insoluble in water. In the crystallization of from ethanol to get is a deep red, melting point is 126 ℃. In concentrated sulfuric acid to red light purple, after diluted solution for red, orange brown precipitation. Dye alcohol solution to join hydrochloric acid solution more red; Sodium hydroxide and the same color.
  

  Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
  		Melting point	Stable
  ISO	Good	126	70	Insoluble	Well	Well

OIL YELLOW OB Upstream-Materialien And Downstream Produkte

1-[(2-Methylphenyl)azo]naphthalin-2-amin Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global(16)Suppliers

131-79-3, OIL YELLOW OB Verwandte Suche: