4,4',5,5',7,7'-ヘキサブロモ-Δ2,2'(3H,3'H)-ビ[1H-インドール]-3,3'-ジオン

4,4',5,5',7,7'-ヘキサブロモ-Δ2,2'(3H,3'H)-ビ[1H-インドール]-3,3'-ジオン 化学特性,用途語,生産方法

• 製造方法

  (a) 3H-indol-3-one,2-(1,3-dihydro-3-oxo-2H-indol-2-ylidene)-1,2-dihydro- in chlorosulfonic acid bromide, (b) Indigo under pressure to use too much bromide bromide (With or without an inert solvent may be), its product bromide (mainly seven bromide Indigo) using bisulphite processing, remove unstable (mainly “type” bromide) bromide (GP 236902).

• Properties and Applications

  blue. Insoluble in Etanol. In concentrated sulfuric acid for blue, dilution after blue precipitation; In the basic insurance powder solution for yellow; In the acidic insurance powder solution for pale yellow. Dye aqueous solution with sodium hydroxide don’t change color.
  

  Standard	Ironing Fastness	Chlorine bleach	Light Fastness	Mercerized	Oxygen bleach	Soaping
  						Fading	Stain
  ISO	5	3	4	2	2-3

4,4',5,5',7,7'-ヘキサブロモ-Δ2,2'(3H,3'H)-ビ[1H-インドール]-3,3'-ジオン 上流と下流の製品情報

4,4',5,5',7,7'-ヘキサブロモ-Δ2,2'(3H,3'H)-ビ[1H-インドール]-3,3'-ジオン 生産企業

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6417-56-7, 4,4',5,5',7,7'-ヘキサブロモ-Δ2,2'(3H,3'H)-ビ[1H-インドール]-3,3'-ジオン キーワード