6-amino-10,12-dichloronaphth[2,3-c]acridine-5,8,14(13H)-trione

Preparation

(a) C.I. Vat Violet 14 (C.I. 67895) with 4-Methylbenzenesulfonamide?sulfonamide and hydrolyzed; (b) 1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid with 3-Amino-4-chlorobenzoic acid and 3,5-Dichloroanthranilic acid mixture processing, then remove sulfonic group and cyclization.

Properties and Applications

brilliant green blue. Soluble in 1, 2, 3, 4 – Tetrahydronaphthalene and Xylene. In concentrated sulfuric acid for orange; In the basic insurance powder solution for red orange; In the acidic insurance powder solution for their throws to yellow brown.

Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
						Fading	Stain
ISO	4-5	3-4	7-8	3	3	4	5