| butaldehyde; butanal; n-butanal; butyl aldehyde; butyraldehyde; n-butyraldehyde; butyric aldehyde | |
| Links: | 🌍 Wikipedia, 📏 NIST, 📖 PubMed, 📖Houben-Weyl, 2. Band (Butyraldehyd); p. 21, 199, 242, 📖Org. Chem., v. Richter, 1. Vol (Butyl Aldehyde); p. 118, 201, 215, 314, |
| CAS RN: | [123-72-8] |
| Formula: | C4H8O; 72.11 g/mol |
| InChiKey: | ZTQSAGDEMFDKMZ-UHFFFAOYSA-N |
| SMILES: | CCCC=O |
| Use: | drugs; flavor for synthetic alcoholic beverages; manufacture of butyric acid and many other organic compounds; perfumes; rubber accelerators |
| Toxicology (LD50): | 6 170 mg/Kg (mouse, sc); 3 560 mg/Kg(rabbit, ct); 5 890 mg/Kg(rat, or); 10 000 mg/Kg(rat, sc) |
| Density: | 0.811 g/mL |
| Molar volume: | 88.9 mL/mol |
| Refractive index: | 1.394 |
| Molecular refractive power: | 21.28 mL/mol |
| Dielectric constant: | 13.40 |
| Dipole moment: | 2.72 D |
| Melting point: | -99 °C |
| Boiling point: | 75 °C |
| Vapour pressure: | 12 Torr |
| Surface tension: | 24.82 dyn/cm |
| Critical temperature: | 264 °C |
| Critical pressure: | 4.0 atm |
| Log10 partition octanol / water: | 0.88 |