1,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-, disodium salt

1,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-, disodium salt 価格

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1,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-, disodium salt 化学特性,用途語,生産方法

製造方法

2-(4-Aminophenylamino)-2-oxoacetic acid?diazo, and Benzene-1,3-diamine coupling, and then 2-(4-Aminophenylamino)-2-oxoacetic acid hydrolysis of the product to diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1,7-disulfonic acid coupling.

Properties and Applications

black. Moderate soluble in water for dark purple, soluble in ethanol. In the thick of sulfur acid for green light blue, diluted is shallow brown. The dye solution to join strong hydrochloric acid for red sauce, precipitation; Add thick sodium hydroxide solution for purple.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
AATCC	5	5	3	3		4

1,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-, disodium salt 上流と下流の製品情報

原材料

準備製品

1,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-, disodium salt 生産企業

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6449-77-0()キーワード:

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• 6449-77-0
• 1,7-Naphthalenedisulfonic acid, 4-amino-6-[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxy-, disodium salt
• Direct Black 90
• C.I.Direct Black 90:C.I.21530