4,4'-[(4-methoxy-1,3-phenylene)bis(azo)]bisbenzene-1,3-diamine

Preparation

4-Methoxybenzene-1,3-diamine? double nitriding, and Benzene-1,3-diamine(2 Moore) coupled.

Properties and Applications

dark red light brown. Soluble in water and ethanol, insoluble in acetone, benzene, carbon tetrachloride, ceramic, and solvent. For the strong sulfuric acid in dark brown, diluted solution for orange brown; In strong hydrochloric acid solution for blood-red; In nitric acid solution for brown, then into orange. The dye solution to join 10% sodium hydroxide solution without change.

Standard	Light Fastness	Persperation Fastness		Ironing Fastness		Soaping
		Fading	Stain	Fading	Stain	Fading	Stain
AATCC	3	1				2-3