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Summary
longprop
| IUPAC name | oxolan-2-one | | | | Synonyms | 96-48-0, InChI=1S/C4H6O2/c5-4-2-1-3-6-4/h1-3H2, g-butyrolactone, tetrahydrofuran-2-one, gamma-butyrolactone, 187997-16-6, γ-butyrolacton | | CAS number | 96-48-0 | | ChemSpider ID | 7029 | | PubChem ID | 7302 | | Molecular weight | 86.089 Da | | Formula | C4H6O2 | | Multiplicity | 1 | | Point group | C1 | | Symmetry number | 1 | | Rotatable bonds | NA | | StdInChi | InChI=1S/C4H6O2/c5-4-2-1-3-6-4/h1-3H2 |
Liquid properties
| Property | Unit | T (K) | Experiment | GAFF-ESP-2012 | OPLS | CGenFF | COSMO-RS | kowwin | GAFF-ESP | XlogP3 |
|---|
| ρ | g/l | 293.15 | | | | 1108.4±0.31 | | | | | | ρ | g/l | 298.15 | 1125.02 | | 1108.7±0.11 | 1103.7±0.11 | | | | | | | | 1125.43 | | | | | | | | | ρ | g/l | 477.15 | | | | 933.5±0.11 | | | | | | γ | 0.001 N/m | 293.15 | | | | 44.5±0.41 | | | | | | γ | 0.001 N/m | 298.15 | | | 35.2±0.51 | 44.4±1.11 | | | | | | γ | 0.001 N/m | 477.15 | | | | 22.5±0.71 | | | | | | ε0 | | 293.15 | 39.04 | | | 69.9±3.91 | | | | | | | | 39.04 | | | | | | | | | | | 42.85 | | | | | | | | | | | 42.45 | | | | | | | | | | | 42.45 | | | | | | | | | ε0 | | 298.15 | 39.06 | | 27.6±0.91 | 67.1±4.31 | | | | | | | | 41.75 | | | | | | | | | | | 41.75 | | | | | | | | | | | 41.75 | | | | | | | | | | | 41.75 | | | | | | | | | | | 41.85 | | | | | | | | | | | 41.45 | | | | | | | | | | | 39.06 | | | | | | | | | ε0 | | 477.15 | | | | 32.1±0.41 | | | | | | αP | 0.001/K | 293.15 | | | | 0.90±0.031 | | | | | | αP | 0.001/K | 298.15 | 0.863 | | 0.90±0.021 | 0.89±0.021 | | | | | | | | 0.757 | | | | | | | | | αP | 0.001/K | 477.15 | | | | 1.13±0.021 | | | | | | κT | 1/GPa | 293.15 | | | | 0.39±0.011 | | | | | | κT | 1/GPa | 298.15 | 0.613 | | 0.48±0.011 | 0.41±0.011 | | | | | | κT | 1/GPa | 477.15 | | | | 1.17±0.021 | | | | | | ΔHvap | kJ/mol | 293.15 | 50.956 | | | 66.09±0.031 | | | | | | ΔHvap | kJ/mol | 298.15 | 52.203 | | 49.15±0.021 | 65.77±0.021 | | | | | | | | 50.846 | | | | | | | | | ΔHvap | kJ/mol | 477.15 | 52.204 | | | 55.29±0.031 | | | | | | | | 45.486 | | | | | | | | | log kOW | | 298.15 | -0.648 | | | | | | | -0.609 | | | | -0.6410 | | | | | | | | Flexible models Hydrogen constrained All bonds constrained.
Gas properties
| Property | Unit | T (K) | Experiment | G2 | G3 | G4 | CBS-QB3 | W1BD | W1U | B3LYP/aug-cc-pVTZ | BS | CGenFF | GAFF-BCC-2018 | GAFF-ESP-2018 | AXpp | AXpg | AXps |
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| E | kJ/mol | 298.15 | | | | 271.6611 | | | | | | 264.3912 | | | | | | | E-scaled | kJ/mol | 298.15 | | | | | | | | | | 272.8312 | | | | | | | ΔHform | kJ/mol | 0 | | -355.811 | -350.411 | -347.011 | -352.611 | | | | | | | | | | | | ΔHform | kJ/mol | 298.15 | -366.56 | -378.811 | -373.311 | -369.211 | -374.911 | | | | | | | | | | | | | | -369.22 | | | | | | | | | | | | | | | | | | -366.54 | | | | | | | | | | | | | | | | | | -364.0±3.013 | | | | | | | | | | | | | | | | | | -365.6±0.413 | | | | | | | | | | | | | | | | | | -366.5±0.813 | | | | | | | | | | | | | | | | ΔGform | kJ/mol | 298.15 | -272.76 | -283.911 | -278.511 | -275.611 | -281.111 | | | | | | | | | | | | ΔSform | J/mol K | 298.15 | 0.06 | -318.111 | -318.111 | -314.111 | -314.511 | | | | | | | | | | | | S0 | J/mol K | 298.15 | 0.316 | 302.0711 | 302.0711 | 306.0311 | 305.6511 | | | | | 306.7812 | | | | | | | | | 305.852 | | | | | | | | | | | | | | | | S0-scaled | J/mol K | 298.15 | | | | | | | | | | 304.9612 | | | | | | | ZPE | kJ/mol | 298.15 | | | | 258.111 | | | | | | 250.612 | | | | | | | ZPE-scaled | kJ/mol | 298.15 | | | | | | | | | | 259.412 | | | | | | | CV | J/mol K | 298.15 | 77.8±1.614 | 70.411 | 70.411 | 77.311 | 77.411 | | | | | 79.012 | | | | | | | CV-scaled | J/mol K | 298.15 | | | | | | | | | | 76.412 | | | | | | | αaniso | ų | 298.15 | | | | | | | | | | | | | 0.7115 | 0.7215 | 0.7115 |
References
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