4-Pyridinecarboxaldehyde CAS 872-85-5
Pharmaceutical Materials 2025-03-02
CAS Number: 872-85-5
Molecular Formula: C6H5NO
Molecular Weight: 107.11 g/mol
Appearance: Clear brown-yellow liquid
Melting Point: -4 to -2 °C
Boiling Point: 71-73 °C at 10 mmHg
Usage: Widely used in organic synthesis, particularly in the pharmaceutical and pesticide industries.
| Name | 4-Pyridinecarboxaldehyde |
| Synonyms | Pyridin-4-al 4-Formylpyrdine 4-Pyridylaldehyde 4-Pyridinealdehyde Isonicotinaldehyde Pyridine-4-aldehyde Isonicotinic aldehyde pyridine-4-carbaldehyde 4-Pyridinecarboxaldehyde Pyridine-4-carboxaldehyde 4-Pyridine carboxyaldehyde 4-Pyridinecarboxaldehyde,Isonicotinaldehyde Isonicotinaldehyde (4-Pyridinecarboxaldehyde) |
| CAS | 872-85-5 |
| EINECS | 212-832-3 |
| InChI | InChI=1/C6H5NO/c8-5-6-1-3-7-4-2-6/h1-5H |
| InChIKey | BGUWFUQJCDRPTL-UHFFFAOYSA-N |
| Molecular Formula | C6H5NO |
| Molar Mass | 107.11 |
| Density | 1.137 g/mL at 20 °C (lit.) |
| Melting Point | -4–2°C |
| Boling Point | 71-73 °C/10 mmHg (lit.) |
| Flash Point | 130°F |
| Water Solubility | 20 g/L (20 ºC) |
| Solubility | 20g/l |
| Vapor Presure | 0.02 hPa (20 °C) |
| Appearance | liquid (clear) |
| Color | clear brown-yellow |
| BRN | 105342 |
| pKa | 12.05(at 30℃) |
| PH | 7-8 (H2O, 20℃)(saturated aqueous solution) |
| Storage Condition | Store at +2°C to +8°C. |
| Sensitive | Air Sensitive |
| Refractive Index | n20/D 1.544(lit.) |
| Physical and Chemical Properties | Yellowish oily liquid. The boiling point is 82-83 ℃(2.13kPa), the relative density is 1.122, and the refractive index is 1.5352(25 ℃). Flash point 54 °c. Soluble in water and ether. |
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