Pentanoic acid, 4-oxo-

• Formula: C₅H₈O₃
• Molecular weight: 116.1152
• IUPAC Standard InChI: InChI=1S/C5H8O3/c1-4(6)2-3-5(7)8/h2-3H2,1H3,(H,7,8) Copy

  
• IUPAC Standard InChIKey: JOOXCMJARBKPKM-UHFFFAOYSA-N Copy
• CAS Registry Number: 123-76-2
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Levulinic acid; β-Acetylpropionic acid; γ-Ketovaleric acid; Laevulinic acid; Levulic acid; 3-Acetylpropionic acid; 4-Ketovaleric acid; 4-Oxopentanoic acid; 4-Oxovaleric acid; Acetopropionic acid; LEVA; Propionic acid, 3-acetyl-; USAF CZ-1; Valeric acid, 4-oxo-; Valeric acid, 4-oxo-(levulinic acid); Laevulic acid; Acetylpropionic acid; NSC 3716; 4-Oxo-pentanoic acid (levulinic acid)
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• Information on this page:
  • Phase change data
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Enthalpy of fusion

Gas Chromatography

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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: NIST Mass Spectrometry Data Center, William E. Wallace, director

Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, temperature ramp

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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.

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Buechner, 1906
Buechner, E.H., Z. Phys. Chem., Stoechiom. Verwandtschaftsl., 1906, 54, 665. [all data]

Berthelot, 1897
Berthelot, M., Thermochimie, Gauthier-Villars, Paris, 1897. [all data]

Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw, Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2 . [all data]

Stull, 1947
Stull, Daniel R., Vapor Pressure of Pure Substances. Organic and Inorganic Compounds, Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022 . [all data]

Acree, 1991
Acree, William E., Thermodynamic properties of organic compounds: enthalpy of fusion and melting point temperature compilation, Thermochimica Acta, 1991, 189, 1, 37-56, https://doi.org/10.1016/0040-6031(91)87098-H . [all data]

Andriamaharavo, 2014
Andriamaharavo, N.R., Retention Data. NIST Mass Spectrometry Data Center., NIST Mass Spectrometry Data Center, 2014. [all data]

Prososki, Etzel, et al., 2007
Prososki, R.A.; Etzel, M.R.; Rankin, S.A., Solvent type affects the number, distribution, and relative quantities of volatile compounds found in sweet whey powder, J. Dairy Sci., 2007, 90, 2, 523-531, https://doi.org/10.3168/jds.S0022-0302(07)71535-7 . [all data]

Wei, Mura, et al., 2001
Wei, A.; Mura, K.; Shibamoto, T., Antioxidative activity of volatile chemicals extracted from beer, J. Agric. Food Chem., 2001, 49, 8, 4097-4101, https://doi.org/10.1021/jf010325e . [all data]

Buttery, Ling, et al., 1983
Buttery, R.G.; Ling, L.C.; Teranishi, R.; Mon, T.R., Insect attractants: volatiles of hydrolizyed protein insect baits, J. Agric. Food Chem., 1983, 31, 4, 689-692, https://doi.org/10.1021/jf00118a003 . [all data]

Notes

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• Symbols used in this document:
  

  Tboil	Boiling point
  Tfus	Fusion (melting) point
  ΔfusH	Enthalpy of fusion
  ΔvapH	Enthalpy of vaporization

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