| Molecular Formula | C19H24N2O |
| Molar Mass | 296.41 |
| Density | 1.069±0.06 g/cm3 (20 ºC 760 Torr) |
| Melting Point | 178-179℃ |
| Boling Point | 438°C (rough estimate) |
| Solubility | Methanol (Slightly), Water (Slightly) |
| Appearance | Solid |
| Color | White to Off-White |
| pKa | 15.73±0.50(Predicted) |
| Storage Condition | Hygroscopic, -20°C Freezer, Under inert atmosphere |
| Stability | Hygroscopic |
| Refractive Index | 1.5600 (estimate) |
| Physical and Chemical Properties | prismatic crystals. Melting point 183-184 ℃, insoluble in water, its sulfate is white crystalline powder, melting point 185-187 ℃. Easily soluble in water and ethanol, slightly soluble in chloroform, almost insoluble in ether. Odorless, sour, bitter and astringent. |