Disperse Orange 31 Chemical Properties

EPA Substance Registry System

Propanenitrile, 3-[[2-(acetyloxy)ethyl][4-[( 4-nitrophenyl)azo]phenyl] amino]-(61968-38-5)

Disperse Orange 31 Usage And Synthesis

Preparation

4-Nitrobenzenamine diazo, and 2-((2-Cyanoethyl)(phenyl)amino)ethyl acetate?coupling

Contact allergens

The synthetic azo dye Disperse Orange 31 was wrongly substituted by Disperse Orange 3 in patch test materials from Chemotechnique. This situation explains why a relatively low percentage of patients positive to PPD were positive to Disperse Orange 3, although a coreaction is explained to be very frequent because of skin transformation of Disperse Orange 3 into PPD.

Properties and Applications

Red orange, Yellow red. Dry red powder, insoluble in water. Apply to polyester and their blended fabric dyeing and printing. In the red orange polyester for, in the red for yellow nylon, in the vinegar on fiber for red orange.

Disperse Orange 31(61968-38-5)Related Product Information

• Ethanol
• ISOXADIFEN-ETHYL
• Ethyl maltol
• Ethyl acrylate
• Ethyl cyanoacetate
• Trinexapac-ethyl
• DISPERSE ORANGE 3
• 1-Phenyl-2-nitropropene
• 1-AMINO-2-METHYLANTHRAQUINONE
• PHENYL VALERATE
• 3-Aminopropionitrile
• Ethyl acetate
• Ethylparaben
• Phenylacetone
• Phenylacetic acid
• Nitrobenzene
• C.I. Disperse Orange 31 press cake,C.I. Disperse Orange 31
• Disperse Orange 31