5-(phenylazo)toluene-2,4-diamine
- CAS NO.：5042-54-6
- Empirical Formula: C13H14N4
- Molecular Weight: 226.28
- MDL number: MFCD01939414
- EINECS: 225-736-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-31 14:38:37
What is 5-(phenylazo)toluene-2,4-diamine?
Preparation
aniline diazotization, and 4-Methylbenzene-1,3-diamine coupling, and made free base.
Properties and Applications
orange. Melting point of 165 ~ 166 ℃. Soluble in water for orange, soluble in ethanol, acetone and Cellosolve. In concentrated sulfuric acid to yellow, to orange after diluted; In concentrated hydrochloric acid for red solution, and then into orange. Dye aqueous solution to join hydrochloric acid to red solution; Add sodium hydroxide have yellow precipitation
| Standard | Light Fastness | Heat-resistant(℃) | water | Sodium Carbonate(5%) | Hydrochloric acid(5%) | |
| Melting point | Stable | |||||
| ISO | Poor | 165～166 |
130≥162
Sublimation |
Well | Well | Poor |
Properties of 5-(phenylazo)toluene-2,4-diamine
| Melting point: | 161.5-162 °C |
| Boiling point: | 357.89°C (rough estimate) |
| Density | 1.0439 (rough estimate) |
| refractive index | 1.4850 (estimate) |
| pka | 2.97±0.10(Predicted) |
| EPA Substance Registry System | 1,3-Benzenediamine, 4-methyl-6-(phenylazo)- (5042-54-6) |
Safety information for 5-(phenylazo)toluene-2,4-diamine
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H302:Acute toxicity,oral H319:Serious eye damage/eye irritation |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P337+P313:IF eye irritation persists: Get medical advice/attention. P501:Dispose of contents/container to..… |
Computed Descriptors for 5-(phenylazo)toluene-2,4-diamine
5-(phenylazo)toluene-2,4-diamine manufacturer
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