p-Toluidine
Paint chemicals 2025-03-21
CAS Number: 106-49-0
Molecular Formula: C7H9N
Molecular Weight: 107.15 g/mol
Appearance: White powder or liquid
Melting Point: 41-46 °C
Boiling Point: 197.4 °C
Usage: Used in dyes, pharmaceuticals, and pesticide intermediates.
| Attribute | Details |
|---|---|
| Chemical Name | p-Toluidine |
| Synonyms | 4-Methylaniline, 4-Aminotoluene, p-Aminotoluene |
| CAS Number | 106-49-0 |
| Molecular Formula | C7H9N |
| Molecular Weight | 107.15 |
| Physical State | Colorless, lustrous, crystalline solid |
| Melting Point | 41-46 °C (lit.) |
| Boiling Point | 197.4-200 °C (varies) |
| Density | Approximately 1.0 g/cm3 or 0.973 g/mL at 25 °C |
| Solubility | Slightly soluble in water, soluble in ethanol, ether, benzene, hydrochloric acid |
| Flash Point | 88.9 °C or 192 °F |
| Refractive Index | 1.5636 |
| Vapor Density | Heavier than air (3.9 vs air) |
| PH Value | 7.8 (7g/L) |
| Uses | As an analytical reagent, in the synthesis of dyes, as an intermediate in the production of pharmaceuticals and pesticides |
| Hazard Information | Toxic, forms methemoglobin, irritates the bladder and urethra, may cause hematuria, flammable |
| Safety Precautions | Store in a cool, ventilated place, away from fire, heat, oxidants, and acids, wear protective equipment when handling |
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