CAS Number : 75‑07‑0
Synonyms : Acetaldehyde; Ethanal; Acetic aldehyde; Ethyl aldehyde
Chemical Formula :C₂H₄O (CH₃CHO)
Product Introduction
Acetaldehyde is the simplest aldehyde, a colorless and volatile compound with a sharp, ethereal odor. It's a vital industrial intermediate for manufacturing perfumes, plastics, resins, pharmaceuticals, and is also naturally produced during metabolism and fermentation.
| Property | Value |
|---|---|
| Appearance | Colorless gas or liquid |
| Odor | Sharp, ethereal |
| Density @ 20 °C | ~0.784 g/cm³ |
| Melting Point | –123.5 °C |
| Boiling Point | ~20.4–21 °C |
| Flash Point | –39 °C |
| Vapor Pressure @25 °C | ~1200 hPa |
| Molecular Weight | 44.05 g/mol |
| Solubility | Miscible with water, ethanol, ether, benzene, etc. |