Solvent Yellow 56
- CAS NO.：2481-94-9
- Empirical Formula: C16H19N3
- Molecular Weight: 253.34
- MDL number: MFCD00009043
- EINECS: 219-616-8
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-10-29 11:48:30
What is Solvent Yellow 56?
Chemical properties
Solvent Yellow 56 is a Light brown powder, its structure is similar to Solvent Yellow 124, which used as a fuel dye in European Union, and to Aniline Yellow.
The Uses of Solvent Yellow 56
4-(Diethylamino)azobenzene (cas# 2481-94-9) is a useful research chemical. Dyes and metabolites, Environmental Testing.Is used in dyeing method of polyolefin fiber or fabric using organic solvent and solvent dye.
Definition
ChEBI: An azobenzene that is N,N-diethylaniline substituted at position 4 by a phenylazo group.
Preparation
aniline diazotization, and N,N-diethylbenzenamine coupling.
Flammability and Explosibility
Not classified
Safety Profile
Mutation data reported. Whenheated to decomposition it emits toxic fumes of NOx.
Properties and Applications
red light yellow. Deep red powder. Insoluble in water, soluble in a variety of solvent. Used for oil, wax, fat class material coloring. Also can be used for plastic, printing ink, paint, etc coloring, and can also be used to smoke dye.
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Insoluble | Insoluble | Insoluble | |||
Properties of Solvent Yellow 56
| Melting point: | 94-96°C |
| Boiling point: | 386.54°C (rough estimate) |
| Density | 1.0901 (rough estimate) |
| vapor pressure | 0Pa at 25℃ |
| refractive index | 1.6470 (estimate) |
| storage temp. | -20°C |
| solubility | Chloroform (Sparingly), DMSO (Slightly, Sonicated) |
| form | A solid |
| pka | 3.41±0.50(Predicted) |
| Colour Index | 11021 |
| color | Dark Orange to Very Dark Orange |
| Water Solubility | 264μg/L at 25℃ |
| CAS DataBase Reference | 2481-94-9(CAS DataBase Reference) |
| EPA Substance Registry System | C.I. Solvent Yellow 56 (2481-94-9) |
Safety information for Solvent Yellow 56
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H341:Germ cell mutagenicity |
| Precautionary Statement Codes |
P201:Obtain special instructions before use. P202:Do not handle until all safety precautions have been read and understood. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P308+P313:IF exposed or concerned: Get medical advice/attention. P405:Store locked up. |
Computed Descriptors for Solvent Yellow 56
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