| Molecular Formula | C8H8O3 |
| Molar Mass | 152.15 |
| Density | 1.2143 (rough estimate) |
| Melting Point | 130.5°C |
| Boling Point | 234.6°C (rough estimate) |
| Solubility | Chloroform (Slightly, Heated), Methanol (Slightly) |
| Appearance | Solid |
| Color | Pale Yellow to Light Yellow |
| pKa | 8.87±0.10(Predicted) |
| Storage Condition | under inert gas (nitrogen or Argon) at 2-8°C |
| Refractive Index | 1.4945 (estimate) |
| Use | 3-hydroxy-5-methoxybenzaldehyde is useful as an intermediate for the synthesis of various pharmaceutical compounds. It is used for the synthesis of novolac from cycloalkanes. |