System: 2,4(1H,3H)-pyrimidinedione

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1) 2,4(1H,3H)-pyrimidinedione
DECHEMA ID36811
FormulaC4H4N2O2
Synonym4-hydroxy-2(1H)-pyrimidinone
Synonym2,4-dioxopyrimidine
Synonymuracil
Synonym2-hydroxy-4(3H)-pyrimidinone
Synonym2-hydroxy-4(1H)-pyrimidinone
Synonym2,4-pyrimidinediol
InChi-KeyISAKRJDGNUQOIC-UHFFFAOYSA-N
Registry No.66-22-8

Available physical property data:

PropertyPhaseNo. of tablesNo. of linesData
densitysolid14View
enthalpygas110View
enthalpy of combustionsolid22View
enthalpy of formationsolid33View
enthalpy of formationgas33View
enthalpy of sublimation-1326View
entropygas211View
free enthalpy function (-H(0))gas16View
fusion temperature-11View
heat capacity (cp)solid110View
heat capacity (cp)gas110View
octanol/water partition coefficient-22View
pressure of sublimation-9249View
sublimation temperature-16202View