3-Pentanone
3-Pentanone, also called diethyl ketone, is an organic compound. It is a ketone with five carbon atoms. It smells like acetone and is soluble in water. It is used as a solvent in paint and is used to make vitamin E.
3-Pentanone | |
---|---|
Pentan-3-one | |
Other names | Diethyl ketone, diethylketone, 3-pentanone, dimethyl acetone, propione, metacetone, methacetone, ethyl ketone |
Identifiers | |
Abbreviations | DEK |
CAS number | |
ChEBI | CHEBI:87755 |
SMILES | O=C(CC)CC |
Properties | |
Molecular formula | C5H10O |
Molar mass | 86.13 g mol-1 |
Appearance | Colorless liquid[2] |
Odor | Acetone-like[1] |
Density | 0.81 g/cm3 at 20 °C[1] |
Melting point |
-39 °C, 234 K, -38 °F |
Boiling point | |
Solubility in water | 35 g/L[1] |
Vapor pressure | 35 mmHg[2] |
-58.14·10−6 cm3/mol | |
Hazards | |
Explosive limits | 1.6%-6.4%[2] |
U.S. Permissible exposure limit (PEL) |
none[2] |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) |