Solvent Yellow 28
- CAS NO.：5844-01-9
- Empirical Formula: C19H16N4O
- Molecular Weight: 316.36
- MDL number: MFCD24450206
- EINECS: 227-436-6
- SAFETY DATA SHEET (SDS)
What is Solvent Yellow 28?
Preparation
aniline (2 Moore) diazotization and o-Cresol coupling.
Properties and Applications
yellow to orange (mineral oil). Soluble in ethanol and toluene, hardly soluble in water. In concentrated sulfuric acid to red light brown, dilution after dark brown solution, and then have yellow brown precipitation; In hot concentrated hydrochloric acid for yellow brown solution; At 2% hot sodium hydroxide solution for red light brown. Used for alcohol, esters, hydrocarbon solvent, oil and paraffin color.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Well | 117 |
100≥180
Sublimation |
Well | Well | Well |
Safety information for Solvent Yellow 28
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