N-[5-(benzoylamino)-9,10-dihydro-9,10-dioxoanthryl]-5,8,13,14-tetrahydro-5,8,14-trioxonaphth[2,3-c]acridine-10-carboxamide

Preparation

1-Nitro-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid and p-aminobenzoic acid?condensation, cyclization after light into usions chloride, again and N-(5-amino-9,10-dioxo-9,10-dihydroanthracen-1-yl)benzamide in 1,2-dichlorobenzene?condensation.

Properties and Applications

orange to red light orange. Orange powder, the strong sulfuric acid to yellow. Alkaline hidden color reduction for blu-ray body purplish red; Acid reduction for orange brown body hidden color. Used for the cotton fabric dyeing, for orange to red light orange color. Good levelness, but to dead cotton covering power is poorer. Can be used for suspension body dyeing. When used for cotton cloth printing can be directly color, the color printing out. Dye PVA, colored light than cotton shallow and dark. Dye silk, dye sex and affinity is very good, and the fastness is also very good