Chemical Properties of Hydantoin (CAS 461-72-3)


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InChI Key
Molecular Weight1
Other Names
  • 2,4(3H,5H)-Imidazoledione
  • 2,4-Imidazolidinedione
  • 2-Imidazolin-4(or 5)-one, 2-hydroxy-
  • Glycolylurea
  • Imidazole-2,4(3H,5H)-dione
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Physical Properties

Property Value Unit Source
Δcsolid -1170.30 ± 0.76 kJ/mol NIST
Δf -51.12 kJ/mol Joback Calculated Property
Δfgas -224.21 kJ/mol Joback Calculated Property
Δfsolid -581.90 ± 1.10 kJ/mol NIST
Δfus 14.59 kJ/mol Joback Calculated Property
Δvap 44.85 kJ/mol Joback Calculated Property
IE [9.90; 10.20] eV Show Hide
IE 10.20 ± 0.05 eV NIST
IE 9.90 eV NIST
log10WS [-0.40; -0.40]   Show Hide
log10WS -0.40 Aq. Sol...
log10WS -0.40 Estimat...
logPoct/wat -1.174 Crippen Calculated Property
McVol 65.370 ml/mol McGowan Calculated Property
Pc 7267.82 kPa Joback Calculated Property
Tboil 520.73 K Joback Calculated Property
Tc 783.12 K Joback Calculated Property
Tfus 495.80 K Experim...
Vc 0.234 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [133.61; 186.06] J/mol×K [520.73; 783.12] Show Hide
Cp,gas 133.61 J/mol×K 520.73 Joback Calculated Property
Cp,gas 143.17 J/mol×K 564.46 Joback Calculated Property
Cp,gas 152.54 J/mol×K 608.19 Joback Calculated Property
Cp,gas 161.61 J/mol×K 651.93 Joback Calculated Property
Cp,gas 170.29 J/mol×K 695.66 Joback Calculated Property
Cp,gas 178.47 J/mol×K 739.39 Joback Calculated Property
Cp,gas 186.06 J/mol×K 783.12 Joback Calculated Property
Cp,solid 117.09 J/mol×K 298.15 Evaluat...

Similar Compounds

2-Imidazolidinone. 4-Imidazolidinone, 2-thioxo-. 2,4-Imidazolidinedione, 3-methyl-. 1-Acetyl-3-methylurea. 2,4-Imidazolidinedione, 1-methyl-. Hydantoin, 1-ethyl-. 2,4-Imidazolidinedione, 5-methyl-. Allantoin. 2-(Acetylamino)-N-methylethanamide. 2,4(1H,3H)-Pyrimidinedione, dihydro-. 1-Imidazolidinecarboxamide, 2-oxo-. Urea, N,N'-diethyl-. Acetamide, 2-cyano-N-[(ethylamino)carbonyl]-2-(methoxyimino)-. 2,5-Piperazinedione. Acetic acid, 3(2-chloroethyl)ureido-.

Find more compounds similar to Hydantoin.


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