2-[6-クロロ-4-メチル-3-(ソジオスルホオキシ)ベンゾ[b]チオフェン-2-イル]-5,7-ジクロロ-1H-インドール-3-オール(硫酸ナトリウム) 化学特性,用途語,生産方法
製造方法
(a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Violet 8 leuco; (b) in the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing ?C.I. Vat Violet 8. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.
Properties and Applications
brilliant purple. Soluble in water for purple
Standard
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Ironing Fastness
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Chlorine bleach
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Light Fastness
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Mercerized
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Oxygen bleach
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Soaping
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Fading
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Stain
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ISO
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4
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4
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6
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2-[6-クロロ-4-メチル-3-(ソジオスルホオキシ)ベンゾ[b]チオフェン-2-イル]-5,7-ジクロロ-1H-インドール-3-オール(硫酸ナトリウム) 上流と下流の製品情報
原材料
準備製品