| butanone; 2-butanone; butan-2-one; ethyl methyl ketone; MEK; methyl ethyl ketone | |
| In russian: | бутанон-2 |
| Links: | 📏 NIST, 📖 PubMed, 📖Houben-Weyl, 2. Band (Methyläthylketon); p. 208, 701, 970, 987, 1003 |
| CAS RN: | [78-93-3] |
| Formula: | C4H8O; 72.11 g/mol |
| InChiKey: | ZWEHNKRNPOVVGH-UHFFFAOYSA-N |
| SMILES: | O=C(C)CC |
| Use: | acetone substitute; artificial leather dressing; celluloid; chemical intermediate; dewaxing agent in refining oils; dopes; dyes; lacquers; organic syntheses; smokeless powder; solvent in the manufacture of plastics, and in the printing and lithographing industries |
| Density: | 0.805 g/mL |
| Molar volume: | 89.6 mL/mol |
| Refractive index: | 1.379 |
| Molecular refractive power: | 20.70 mL/mol |
| Dielectric constant: | 18.50 |
| Dipole moment: | 2.78 D |
| Melting point: | -87 °C |
| Boiling point: | 80 °C |
| Vapour pressure: | 74 Torr |
| Antoine equation P(Torr) vs T(°C) | |
| Surface tension: | 24.00 dyn/cm |
| Viscosity: | 0.43 cP |
| Critical temperature: | 262 °C |
| Critical pressure: | 41.1 atm |
| Critical volume: | 267.00 ml/mol |
| Evaporation rate (ether): | 2.5 |
| Evaporation rate (butyl acetate): | 4.6 |
| Solubility in water: | 26 % w/w |
| Solubility of water: | 12 % w/w |
| Log10 partition water / activated carbon: | 2.25 |
| Log10 partition octanol / water: | 0.29 |
| Snyder P': | 4.7 |
| Snyder X: | Xe: 0.4 Xd: 0.2 Xn: 0.4 |
| Solvent strength (ε0, silica): | 0.39 |
| Solvent strength (ε0, alumina): | 0.51 |
| Dimroth ET: | 41.3 |
| Hildebrant solubility parameter (δ): | 9.3 |
| Hansen solubility parameter: | δd: 7.8 (cal/mL)½ δp: 4.4 (cal/mL)½ δh: 2.5 (cal/mL)½ |
| 1g dissolves in: 2.83g water | |
| Specific heat capacity: | 38.0 cal/molK |
| Latent heat of fusion: | 1,790 cal/mol |