[1,2]benzisothiazolo[2,3,4-lma]benzo[h]quinoxalino[2,3-c]carbazole-11,16-dione 9,9-dioxide

Preparation

5-amino-benzo[α]thiophene-4-sulfonyl amine? and 2,3-Dichloronaphthalene-1,4-dione?condensation.

Properties and Applications

colourful green light yellow. Yellow powder. In alkaline insurance powder also in dark brown ones for; In the acidic insurance powder also for dark brown ones. Dyed cotton for the green light yellow, good levelness, lower affinity for cotton. Not brittle cloth unleavened good hiding power, light, resistant to chlorine bleaching fastness. For direct printing of cotton can also be used for polyester / cotton blended fabric dyeing and printing.