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HomeProduct name list4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt

4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt

4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt Structural

What is 4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt?

Preparation

(a) 4-((4-Aminophenyl)diazenyl)benzenesulfonic acid?and 1-Chloro-2,4-dinitrobenzene?condensation;

Properties and Applications

red light yellow. Soluble in water for orange. The strong sulfuric acid for blue-ray red, diluted for red, and then into a orange solution and the emergence of precipitation. Its water solution with hydrochloric acid appears orange brown precipitation; Add sodium hydroxide for darker brown. Can be used for wool, silk dyeing and printing.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3 2 2 1 2

Safety information for 4-[[4-[(2,4-Dinitrophenyl)amino]phenyl]azo]benzenesulfonic acid sodium salt

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