4H-Benzo[a]carbazol-4-one, 3-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-3,11-dihydro-10-methyl-

4H-Benzo[a]carbazol-4-one, 3-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-3,11-dihydro-10-methyl- 화학적 특성, 용도, 생산

• 제조 방법

  10-Methyl-11H-benzo[a]carbazole-3,4-dione with 2-Phenylimino-3-indolinone in Acetic anhydride – formic acid solution condensation.

• Properties and Applications

  blue light grey to blue black. Black powder. In concentrated sulfuric acid to black, dilute is blue-black; In the basic insurance powder solution for green yellow; In the acidic insurance powder solution for pale yellow. Dye cellulose fibre for blue ash or blue black. Used for cotton fabric direct dyeing, reserving, coloring discharge.
  

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

4H-Benzo[a]carbazol-4-one, 3-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-3,11-dihydro-10-methyl- 준비 용품 및 원자재