System: 2,4(1H,3H)-pyrimidinedione
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| 1) 2,4(1H,3H)-pyrimidinedione |
| DECHEMA ID | 36811 |
| Formula | C4H4N2O2 |
| Synonym | 2-hydroxy-4(3H)-pyrimidinone |
| Synonym | 2-hydroxy-4(1H)-pyrimidinone |
| Synonym | 2,4-pyrimidinediol |
| Synonym | 2,4-dioxopyrimidine |
| Synonym | 4-hydroxy-2(1H)-pyrimidinone |
| Synonym | uracil |
| InChi-Key | ISAKRJDGNUQOIC-UHFFFAOYSA-N |
| Registry No. | 66-22-8 |
Available physical property data:
| Property | Phase | No. of tables | No. of lines | Data |
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| density | solid | 1 | 4 | View |
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| enthalpy | gas | 1 | 10 | View |
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| enthalpy of combustion | solid | 2 | 2 | View |
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| enthalpy of formation | solid | 3 | 3 | View |
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| enthalpy of formation | gas | 3 | 3 | View |
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| enthalpy of sublimation | - | 20 | 33 | View |
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| entropy | gas | 2 | 11 | View |
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| free enthalpy function (-H(0)) | gas | 1 | 6 | View |
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| fusion temperature | - | 1 | 1 | View |
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| heat capacity (cp) | solid | 1 | 10 | View |
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| heat capacity (cp) | gas | 1 | 10 | View |
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| octanol/water partition coefficient | - | 2 | 2 | View |
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| pressure of sublimation | - | 9 | 249 | View |
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| sublimation temperature | - | 23 | 209 | View |
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