5-[(4-アミノフェニル)アゾ]-2-ヒドロキシ安息香酸ナトリウム 化学特性,用途語,生産方法
化学的特性
gold-brown to brown powder
製造方法
(a) 4-Nitrobenzenamine diazotization, and 2-Hydroxybenzoic acid?coupling, and then hydrolyzed acyl amino.
Properties and Applications
light yellow. Soluble in water for red light yellow, slightly soluble in Etanol and Acetone. In concentrated sulfuric acid to dark yellow, to orange after diluted; In concentrated nitric acid for orange solution.
Standard
|
Ironing Fastness
|
Light Fastness
|
Fulling
|
Persperation Fastness
|
Soaping
|
Water
|
Alkali
|
Acid
|
ISO
|
4
|
4
|
5
|
3
|
4
|
5
|
5
|
5-[(4-アミノフェニル)アゾ]-2-ヒドロキシ安息香酸ナトリウム 上流と下流の製品情報
原材料
準備製品