6370-46-3

2-Amino-4,6-dinitrophenol diazotization, and N-(2-hydroxy-5-methylphenyl)acetamide coupling.

brown light olive to yellow brown. Soluble in water for orange brown, soluble in ethanol for yellow brown. In concentrated sulfuric acid for red brown; In concentrated nitric acid for Pale red – brown, slightly soluble in concentrated hydrochloric acid in for yellow brown; In a dilute sodium hydroxide solution for brown.

Standard	Ironing Fastness	Light Fastness	Fulling		Persperation Fastness	Soaping	Water
			Alkali	Acid
ISO	4-5	6	5	3-4	5	5	5