Solvent yellow 16 (C.I. 12700)
Sudan Yellow 3G = 3-Methyl-1-phenyl-4-(phenylazo)-pyrapl-5-ol
CAS: 4314-14-1
Molecular Formula: C16H14N4O
Solvent yellow 16 (C.I. 12700) - Names and Identifiers
Solvent yellow 16 (C.I. 12700) - Physico-chemical Properties
| Molecular Formula | C16H14N4O |
| Molar Mass | 278.31 |
| Density | 1.23 |
| Melting Point | 155°C |
| Boling Point | 459.1±38.0 °C(Predicted) |
| Flash Point | 231.5°C |
| Vapor Presure | 0-0Pa at 20-50℃ |
| Appearance | Powder |
| pKa | 1.45±0.70(Predicted) |
| Storage Condition | Room Temprature |
| Refractive Index | 1.649 |
| Physical and Chemical Properties | Yellow powder, melting point 155 °c. Insoluble in water, soluble in ethanol, acetone, chloroform and other organic solvents. In concentrated sulfuric acid in the green light yellow, diluted to orange yellow, accompanied by yellow precipitation. Slightly soluble in hot hydrochloric acid is orange; Slightly soluble in hot 5% sodium hydroxide solution is yellow. |
Solvent yellow 16 (C.I. 12700) - Reference Information
| LogP | 5.22 at 23℃ and pH7 |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| application | solvent yellow 16 is also a colorant in cosmetics, which can be used for coloring resin, transparent paint, aluminum foil, etc. |
| biological activity | Solvent Yellow 16 is a disperse dye. Solvent Yellow 16 is also a colorant in cosmetics. |
| use | oil soluble yellow 4R is used for coloring resin, transparent paint, aluminum foil, etc. |
| Production method | Using aniline and 1-phenyl-3-methyl-5-pyrazolone as raw materials, the former is first diazotized, and then coupled with the latter to obtain the product. The finished product is filtered and dried.. |
Last Update：2024-04-09 20:48:19
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