Chemical Properties
Soluble in water, aqueous solution is magenta color, add concentrated hydrochloric acid to change to burgundy color; add concentrated sodium hydroxide solution to change to date red color. Slightly soluble in ethanol is magenta color. Deep purple in concentrated sulfuric acid, and peach color after dilution.
Uses
C.I. Acid red 154 is an acid red dye that can be adsorbed and removed by bentone clay.
Preparation
4-(1-(4-Amino-3-methylphenyl)cyclohexyl)-2-methylbenzenamine double nitriding, and 4,6-Dihydroxynaphthalene-1-sulfonic acid(2 Moore) coupled.
Flammability and Explosibility
Non flammable
Properties and Applications
blue-ray red. Deep purple powder. Soluble in water is product red, slightly soluble in ethanol, also a product red. Meet strong sulfuric acid in deep purple, it will be diluted into pink. Its water solution and strong hydrochloric acid for wine red; Add thick sodium hydroxide solution is purplish red color. Used for silk and wool fiber, the dyeing, also can be used for paper, leather and casein plastic color.
|
Standard
|
Light Fastness
|
Soaping
|
Persperation Fastness
|
Oxygen bleaching
|
Fastness to seawater
|
|
Fading
|
Stain
|
Fading
|
Stain
|
Fading
|
Stain
|
|
ISO
|
5-6
|
4
|
4-5
|
3-4
|
3
|
|
4-5
|
|
References
[1] Baskaralingam P, Pulikesi M, Elango D, et al. Adsorption of acid dye onto organobentonite[J]. Journal of hazardous materials, 2006, 128(2-3): 138-144.
