DL-Proline, 5-oxo-

• Formula: C₅H₇NO₃
• Molecular weight: 129.1140
• IUPAC Standard InChI: InChI=1S/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9) Copy

  
• IUPAC Standard InChIKey: ODHCTXKNWHHXJC-UHFFFAOYSA-N Copy
• CAS Registry Number: 149-87-1
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Stereoisomers:
  • L-Pyroglutamic acid
• Other names: DL-Pyroglutamic acid; 2-Pyrrolidone-5-carboxylic acid; DL-5-Oxoproline; 5-oxo-DL-proline
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • IR Spectrum
  • Mass spectrum (electron ionization)
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Phase change 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: William E. Acree, Jr., James S. Chickos

Enthalpy of sublimation

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.

de Kruif, Voogd, et al., 1979
de Kruif, C.G.; Voogd, J.; Offringa, J.C.A., Enthalpies of sublimation and vapour pressures of 14 amino acids and peptides, The Journal of Chemical Thermodynamics, 1979, 11, 7, 651-656, https://doi.org/10.1016/0021-9614(79)90030-2 . [all data]

Notes

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• Symbols used in this document:
  

  ΔsubH

  Enthalpy of sublimation

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