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)^0.5 δp: 4.4 (cal/mL)^0.5 δh: 2.5 (cal/mL)^0.5 |
1g dissolves in: 2.83g water | |
Specific heat capacity: | 38.0 cal/molK |
Latent heat of fusion: | 1,790 cal/mol |