System: urea
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| 1) urea |
| DECHEMA ID | 32041 |
| Formula | CH4N2O |
| Synonym | carbamide |
| Synonym | isourea |
| Synonym | carbonyl diamide |
| Synonym | carbamide resin |
| Synonym | carbamimidic acid |
| Synonym | carbonyl diamine |
| Synonym | pseudourea |
| Synonym | ureaphil |
| InChi-Key | XSQUKJJJFZCRTK-UHFFFAOYSA-N |
| Registry No. | 57-13-6 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
| acentric factor Omega | - | 1 | 1 | View |
| critical pressure | - | 1 | 1 | View |
| critical temperature | - | 1 | 1 | View |
| critical volume | - | 1 | 1 | View |
| density | liquid | 2 | 2 | View |
| density | solid | 6 | 10 | View |
| enthalpy | gas | 2 | 34 | View |
| enthalpy (related to 0 K) | solid | 2 | 69 | View |
| enthalpy (related to 0 K) | gas | 1 | 17 | View |
| enthalpy function (-H(0)) | solid | 1 | 40 | View |
| enthalpy of combustion | solid | 3 | 3 | View |
| enthalpy of combustion | solid(1) | 1 | 1 | View |
| enthalpy of formation | gas | 3 | 3 | View |
| enthalpy of formation | solid(1) | 1 | 1 | View |
| enthalpy of formation | solid | 4 | 4 | View |
| enthalpy of fusion | solid | 1 | 1 | View |
| enthalpy of fusion | - | 33 | 34 | View |
| enthalpy of sublimation | - | 9 | 20 | View |
| entropy | gas | 3 | 34 | View |
| entropy | solid | 4 | 110 | View |
| entropy (related to 0 K) | - | 1 | 33 | View |
| entropy of fusion | - | 5 | 5 | View |
| entropy of vaporization | - | 1 | 1 | View |
| formation/decomposition temperature | - | 4 | 5 | View |
| free enthalpy function (-H(0)) | solid | 2 | 80 | View |
| free enthalpy function (-H(0)) | gas | 3 | 43 | View |
| free enthalpy of formation | gas | 1 | 17 | View |
| free enthalpy of formation | solid | 1 | 1 | View |
| fusion pressure | - | 10 | 11 | View |
| fusion temperature | - | 100 | 109 | View |
| gross calorific value | solid | 2 | 2 | View |
| heat capacity (cp) | liquid | 3 | 15 | View |
| heat capacity (cp) | gas | 3 | 42 | View |
| heat capacity (cp) | solid | 14 | 366 | View |
| melting point | - | 10 | 10 | View |
| molecular weight | - | 4 | 4 | View |
| net calorific value | solid | 1 | 1 | View |
| normal boiling point | - | 1 | 1 | View |
| octanol/water partition coefficient | - | 7 | 7 | View |
| pressure of sublimation | - | 6 | 146 | View |
| sublimation temperature | - | 10 | 149 | View |
| surface tension | liquid | 1 | 1 | View |
| UNIQUAC area parameter | - | 1 | 1 | View |
| UNIQUAC volume parameter | - | 1 | 1 | View |
| vapor pressure | - | 2 | 2 | View |
| viscosity, dynamic | liquid | 2 | 2 | View |