Structural studies of cyclic ureas: 1. Enthalpies of formation of imidazolidin-2-one and N,N′-trimethyleneurea Ribeiro da Silva, M.d.D.M.; Ribeiro da Silva, M.A.; Freitas, V.L.; Roux, M.V.; Jiménez, P.; Temprado, M.; Dávalos, J.Z.; Cabildo, P.; Claramunt, R.M.; Elguero, J.; The Journal of Chemical Thermodynamics 2008, 40, 386-393
- Journal: The Journal of Chemical Thermodynamics
- Sample Quantity(ies): Molar heat capacity at constant pressure
- Methodology: Small sample (50 mg) DSC
- Phase(s): Crystal 2
- Substances:
Data
| T (K) | Cp (J mol-1 K-1) |
| 268.15 | 99.4 |
| 305.15 | 110.2 |
| 310.15 | 111.9 |
| 315.15 | 113.2 |
| 320.15 | 115.4 |
| 325.15 | 117.3 |
| 330.15 | 119.0 |
| 335.15 | 120.9 |
| 338.15 | 122.1 |
| 270.15 | 100.0 |
| 275.15 | 101.5 |
| 280.15 | 102.7 |
| 285.15 | 103.9 |
| 290.15 | 105.1 |
| 295.15 | 106.3 |
| 298.15 | 107.7 |
| 300.15 | 108.5 |
38236; 2-imidazolidinone; 07028