Disperse yellow 211 (C.I. 12755)
5-[(4-chloro-2-nitrophenyl)azo]-1-ethyl-1,2-dihydro-6-hydroxy-4-methyl-2-oxonicotinonitrile
CAS: 70528-90-4
Molecular Formula: C15H12ClN5O4
Disperse yellow 211 (C.I. 12755) - Names and Identifiers
Disperse yellow 211 (C.I. 12755) - Physico-chemical Properties
| Molecular Formula | C15H12ClN5O4 |
| Molar Mass | 361.74 |
| Density | 1.49 |
| Melting Point | 227-229℃ |
| Boling Point | 459.8±45.0 °C(Predicted) |
| Water Solubility | 3.9mg/L at 20℃ |
| Vapor Presure | 0Pa at 25℃ |
| pKa | 1.28±0.58(Predicted) |
Disperse yellow 211 (C.I. 12755) - References
| LogP | 2.16 at 20℃ |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | dispersible yellow C- 4G is used for dyeing and printing polyester and its blended fabrics, with bright green and yellow. Excellent light fastness. Suitable for high temperature and high pressure dyeing and hot melt dyeing. |
| Production method | Using 4-chloro-2-nitroaniline and N-ethyl-3-cyano-4-methyl-6-hydroxy-2-pyridone as raw material. First, the former is diazotized, and then coupled with the latter to obtain the product, which is filtered, ground, and dried to obtain the finished product.. |
Last Update：2024-04-09 21:54:55
