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| OEM | OEM Services Provided |
| Feature | Good stability,Easy to Use |
| Classification | Dyes and Pigments |
| Advantage | Professional, Fast Delivery, Customizable | Samples | Apply for free，Contact us now. |
| Product Name: | Disperse Orange 73 |
| Synonyms: | Kiwalon Polyester Orange RF;Rifalon Orange S-R;Sinowide Orange D-SF;Sumikaron Orange S-R;Widetex Orange DSF.;3-[[2-(Benzoyloxy)ethyl][4-[(4-nitrophenyl)azo]phenyl]amino]propanenitrile;2-[2-cyanoethyl-[4-(4-nitrophenyl)diazenylphenyl]amino]ethyl benzoate;2-[N-(2-cyanoethyl)-4-(4-nitrophenyl)diazenylanilino]ethyl benzoate |
| CAS: | 40690-89-9 |
| MF: | C24H21N5O4 |
| MW: | 443.46 |
| EINECS: | 255-037-7 |
| Product Categories: | Dyes and Pigments;Organics |
| Mol File: | 40690-89-9.mol |
| Boiling point | 672.1±55.0 °C(Predicted) |
| density | 1.23 |
| vapor pressure | 0Pa at 25℃ |
| pka | 1.07±0.50(Predicted) |
| Water Solubility | 30μg/L at 20℃ |
| LogP | 4.8 at 25℃ |
| EPA Substance Registry System | Propanenitrile, 3-[[2-(benzoyloxy)ethyl][4-[(4-nitrophenyl)azo]phenyl]amino]- (40690-89-9) |
| Chemical Properties | orange-red powder. |
Disperse orange 73 is a disperse dye, suitable for dyeing polyester, polyester-cotton, polyester-acetate fiber and printing fabrics. | |
| Flammability and Explosibility | Not classified |
| Disperse Orange 73 was synthesized by benzoylation and diazotize of N-cyanoethyl-N-hydroxyethylaniline. |
| Raw materials | 4-Nitroaniline-->N-Cyanoethyl-hydroxyethyl aniline-->3-((2-(Benzoyloxy)ethyl)phenylamino)propiononitrile-->4-Nitroaniline |
Declaration: The products displayed on this website are intended exclusively for industrial applications or scientific research. They are not intended for medical, pharmaceutical, or food use. In accordance with applicable laws and regulations, purchasing organizations must hold valid qualifications and approvals.
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