2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt

2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt 価格

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2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt 化学特性,用途語,生産方法

製造方法

5-Amino-8-nitronaphthalene-2-sulfonic acid diazo, and 2-Amino-4-methylanisole coupling, again diazotization and 7-Hydroxynaphthalene-2-sulfonic acid?coupling, and then will the nitro reduction for amino.

Properties and Applications

blue. Soluble in water for dark purple, slightly soluble in alcohol. The strong sulfuric acid in purple to basket for color, diluted for orange.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4	4-5	2	3-4		3-4

2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt 上流と下流の製品情報

原材料

準備製品

2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt 生産企業

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6226-72-8()キーワード:

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• 6226-72-8
• 2-Naphthalenesulfonic acid, 8-amino-5-[[4-[(2-hydroxy-7-sulfo-1-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-, disodium salt
• C.I.Direct Blue 128:C.I.27140
• Direct Blue 128