| 熔点 | -4--2°C |
| 沸点 | 71-73 °C/10 mmHg (lit.) |
| 密度 | 1.137 g/mL at 20 °C (lit.) |
| 蒸气压 | 0.02 hPa (20 °C) |
| 折射率 | n20/D 1.544(lit.) |
| 闪点 | 130 °F |
| 储存条件 | Store at +2°C to +8°C. |
| 溶解度 | 20g/l |
| 酸度系数(pKa) | 12.05(at 30℃) |
| 形态 | 液体（透明） |
| 颜色 | 透明棕黄色 |
| PH值 | 7-8 (H2O, 20℃)(saturated aqueous solution) |
| 水溶解性 | 20 g/L (20 ºC) |
| 敏感性 | Air Sensitive |
| BRN | 105342 |
| Henry's Law Constant | 5.6×101 mol/(m3Pa) at 25℃, Abraham et al. (1994) |
| InChI | 1S/C6H5NO/c8-5-6-1-3-7-4-2-6/h1-5H |
| InChIKey | BGUWFUQJCDRPTL-UHFFFAOYSA-N |
| SMILES | [H]C(=O)c1ccncc1 |
| LogP | 0.12 at 30℃ and pH7 |
| CAS 数据库 | 872-85-5(CAS DataBase Reference) |
| NIST化学物质信息 | 4-Pyridinecarboxaldehyde(872-85-5) |
| EPA化学物质信息 | 4-Pyridinecarboxaldehyde (872-85-5) |
