ChemicalBook > CAS DataBase List > Disperse Orange 31
Disperse Orange 31
- Product Name
- Disperse Orange 31
- CAS No.
- 61968-38-5
- Chemical Name
- Disperse Orange 31
- Synonyms
- Orange SE-2FLS;Disperse Orange 31;Disperse Orange 31 ISO 9001：2015 REACH;2-[N-(2-cyanoethyl)-4-[(4-nitrophenyl)diazenyl]anilino]ethyl acetate;3-((2-(Acetyloxy)ethyl)(4-((4-nitrophenyl)azo)phenyl)amino)propiononitrile
- CBNumber
- CB9968639
- Molecular Formula
- C19H19N5O4
- Formula Weight
- 381.38
- MOL File
- 61968-38-5.mol
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Disperse Orange 31 Property
- EPA Substance Registry System
- Propanenitrile, 3-[[2-(acetyloxy)ethyl][4-[( 4-nitrophenyl)azo]phenyl] amino]-(61968-38-5)
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Disperse Orange 31 Chemical Properties,Usage,Production
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.
| Standard | Ironing Fastness | Light Fastness | Persperation Fastness | Washing Fastness | |||
| Fading | Stain | Fading | Stain | Fading | Stain | ||
| ISO | 4-5 | 2-3 | 5-6 | 5 | 5 | 4-5 | 5 |
Disperse Orange 31 Preparation Products And Raw materials
Raw materials
Preparation Products
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Disperse Orange 31 Suppliers
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Disperse Orange 31