Hydantoin

• Formula: C₃H₄N₂O₂
• Molecular weight: 100.0761
• IUPAC Standard InChI: InChI=1S/C3H4N2O2/c6-2-1-4-3(7)5-2/h1H2,(H2,4,5,6,7) Copy

  
• IUPAC Standard InChIKey: WJRBRSLFGCUECM-UHFFFAOYSA-N Copy
• CAS Registry Number: 461-72-3
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: 2,4-Imidazolidinedione; Glycolylurea; Imidazole-2,4(3H,5H)-dione; 2,4(3H,5H)-Imidazoledione; 2-Imidazolin-4(or 5)-one, 2-hydroxy-
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• Information on this page:
  • Condensed phase thermochemistry data
  • Gas phase ion energetics data
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
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Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Gas phase ion energetics data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Sharon G. Lias and Joel F. Liebman

Ionization energy determinations

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

El-Sayed, 1993
El-Sayed, N.I., The enthalpy of combustion and formation of hydantoin, Asian J. Chem., 1993, 5, 199-207. [all data]

Vondrak and Cauletti, 1988
Vondrak, T.; Cauletti, C., ELectronic structure of hydantoin studied by He I photoelectron spectroscopy and MNDO quantum-chemical calculations, Spectrochim. Acta A:, 1988, 44, 289. [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, Gas phase ion energetics data, References

• Symbols used in this document:
  

  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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