Solvent Yellow 63

Подготовка

2-Aminobenzoic acid diazotization and 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, and then in Formamide solution in 113 ~ 115 ℃, and Chromium formate heating 6 hours, form Chromium complex, 1 mol chrome on 2 Moore dye.

Свойства и приложения

red light yellow. With C.I. Acid Yellow 121, C.I. Solvent Yellow 21 and the same chemical structure. Used for alcohol esters solvent tinting; Also used in alcohol soluble paint and nitro paint color.

Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
		Melting point	Stable
ISO	Well		200	Insoluble	Insoluble	Insoluble