C.I. Solvent Orange 6(8CI,9CI)

Подготовка

3-Amino-5-chloro-2-hydroxybenzenesulfonic acid diazotization, with 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one coupling, and its product (C.I. Mordant Red 19) at 125 ℃ in Chromium formate in aqueous solution, heating 3 c to 40 minutes, and make them into Chromium complex, and translated into (2 s) – 1 – (3 – Acetylthio – 2 – methyl – 1 – oxopropyl) – L – proline form.

Свойства и приложения

red orange. Soluble in water, alcohol and acetone, insoluble in toluene. In concentrated sulfuric acid to dark red light yellow, dilution after red yellow; In concentrated nitric acid for yellow red solution

Standard	Light Fastness	Heat-resistant(℃)		water	Sodium Carbonate(5%)	Hydrochloric acid(5%)
		Melting point	Stable
ISO	Well		175	General	Dissolve	Slightly soluble