Butyrolactone

• Formula: C₄H₆O₂
• Molecular weight: 86.0892
• IUPAC Standard InChI: InChI=1S/C4H6O2/c5-4-2-1-3-6-4/h1-3H2 Copy

  
• IUPAC Standard InChIKey: YEJRWHAVMIAJKC-UHFFFAOYSA-N Copy
• CAS Registry Number: 96-48-0
• 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.
• Species with the same structure:
  • Oxolan-2-one
• Other names: 2(3H)-Furanone, dihydro-; γ-Butyrolactone; γ-BL; γ-Hydroxybutyric acid cyclic ester; γ-Hydroxybutyric acid lactone; γ-Hydroxybutyrolactone; Butanoic acid, 4-hydroxy-, γ-lactone; Butyric acid lactone; Butyryl lactone; Dihydro-2(3H)-furanone; Tetrahydro-2-furanone; 1,4-Butanolide; 4-Butanolide; 4-Butyrolactone; 4-Deoxytetronic acid; 4-Hydroxybutanoic acid lactone; 4-Hydroxybutyric acid lactone; 6480; 1,4-Butyrolactone; γ-6480; Butyric acid, 4-hydroxy-, γ-lactone; Butyrylactone; BLO; BLON; Dihydro-2-furanone; NCI-C55878; 1,2-Butanolide; 4-Hydroxybutanoic acid, γ-lactone; 4-Hydroxybutyric acid, γ-lactone; 2-Oxolanone; 1-Oxacyclopentan-2-one; 2-Oxotetrahydrofuran; γ-Butanolactone; γ-Hydrooxybutyric acid lactone; Agrisynth BLO; GBL; Butyric acid, 4-hydroxy-, gamma-lactone; 2(3H)-dihydrofuranone; Dihydro-(3 H)-furan-2-one; Dihydrofuran-2(3H)-one; NSC 4592; dihydro-2(3H)-furanone (γ-butyrolactone); Tetrahydrofuran-2-one; Dihydro-2(3H)-furanone (-butyrolactone); Butan-4-olide; 2-Dihydrofuranone
• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Reaction thermochemistry data
  • IR Spectrum
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Condensed phase thermochemistry data

Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes

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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing

Reduced pressure boiling point

Enthalpy of vaporization

Enthalpy of fusion

Entropy of fusion

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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

Mass spectrum (electron ionization)

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

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

Spectrum

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Additional Data

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes

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

Wiberg and Waldron, 1991
Wiberg, K.B.; Waldron, R.F., Lactones. 2. Enthalpies of hydrolysis, reduction, and formation of the C₄-C₁₃ monocyclic lactones. strain energies and conformations, J. Am. Chem. Soc., 1991, 113, 7697-7705. [all data]

Leitao, Pilcher, et al., 1990
Leitao, M.L.P.; Pilcher, H.; Meng-Yan, Y.; Brown, J.M.; Conn, A.D., Enthalpies of combustion of γ-butyrolactone, γ-valerolactone, and δ-valerolactone, J. Chem. Thermodyn., 1990, 22, 885-891. [all data]

Brown, Conn, et al., 1989
Brown, J.M.; Conn, A.D.; Pilcher, G.; Leitao, M.L.P.; Yang, M.-Y., On the strain energy of 5-ring and 6-ring lactones, J. Chem. Soc., Chem. Commun., 1989, 1817-1819. [all data]

Steele, Chirico, et al., 1989
Steele, W.V.; Chirico, R.D.; Nguyen, A.; Hossenlopp, I.A.; Smith, N.K., Determination of some pure compound ideal-gas enthalpies of formation, AIChE Symp. Ser., 1989, 85, 140-162. [all data]

Ismailov, Gabzalilova, et al., 1988
Ismailov, T.S.; Gabzalilova, N.R.; Makhkamoov, Kh.M., Complex study of physicochemical properties of γ-butyrolactone, Uzb. Khim. Zh., 1988, 48-50. [all data]

Yevstropov, Lebedev, et al., 1980
Yevstropov, A.A.; Lebedev, B.V.; Kiparisova, Ye.G.; Alekseyev, V.A.; Stashina, G.A., Thermodynamic parameters of transformation of γ-butyrolactone into poly-γ-butyrolactone at normal pressure in the range of 0-400°K, Polym. Sci. USSR, 1980, 22, 2685-2692. [all data]

Lebedev and Yevstropov, 1983
Lebedev, B.V.; Yevstropov, A.A., Thermodynamics of β-propiolactone, t-butyrolactone, d-valerolactone, and e-caprolactone from 13.8 to 340 K, J. Chem. Thermodynam., 1983, 15, 115-128. [all data]

Yevstropov, Lebedev, et al., 1980, 2
Yevstropov, A.A.; Lebedev, B.V.; Kiparisova, Ye.G.; Alekseyev, V.A.; Stashina, G.A., Thermodynamic parameters of transformation of t-butyrolactone into poly-t-butyrolactone at normal pressure in the range of 0 to 400 K, Vysokomol. Soedin, Ser., 1980, A 22(11), 2450-2456. [all data]

Fuchs, 1979
Fuchs, R., Heat capacities of some liquid aliphatic, alicyclic, and aromatic esters at 298.15 K, J. Chem. Thermodyn., 1979, 11, 959-961. [all data]

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

Vasil'eva, Naumova, et al., 1990
Vasil'eva, I.I.; Naumova, A.A.; Polyakov, A.A.; Tyvina, T.N.; Kozlova, N.V., Vapor pressure and molar volume of liquid tetrahydrofuran, γ- butyrolactone, and dibutyl maleinate at elevated temperatures and pressures, Zh. Prikl. Khim. (Leningrad), 1990, 63, 1879-81. [all data]

Anonymous, 1954
Anonymous, R., , Am. Pet. Inst. Res. Proj. 45, Tech. Rep. 13, Ohio State Univ., 1954. [all data]

Lebedev and Yevstropov, 1983, 2
Lebedev, B.V.; Yevstropov, A.A. (see evstro aa), Thermodynamics of β-propiolactone, γ-butyrolactone, δ- valerolactone, and ε-caprolactone from 13.8 to 340 K, J. Chem. Thermodyn., 1983, 15, 115. [all data]

Evstropov, Lebedev, et al., 1980
Evstropov, A.A.; Lebedev, B.V.; Kiparisova, Ye.G.; Alekseev, V.A.; Stashina, G.A., Thermodynamic parameters of transformation of τ-butyrolactone into poly-τ-butryrolactone at normal pressure in the range of 0 to 400 K, Vysokomol. Soedin, Ser. A, 1980, 22, 2450-2456. [all data]

Evstropov, Lebedev, et al., 1979
Evstropov, A.A.; Lebedev, B.V.; Kiparisova, E.G.; Prusakova, I.L., Heat capacity and thermodynamic properties of gamma-butyrolactone in the O-330 K range., Termodin. Org. Soedin., 1979, No. 8, 14. [all data]

Wilson, Wilson, et al., 1996
Wilson, L.C.; Wilson, H.L.; Wilding, W.V.; Wilson, G.M., Critical Point Measurements for Fourteen Compounds by a Static Method and a Flow Method, J. Chem. Eng. Data, 1996, 41, 1252-4. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [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]

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]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Gerson, Worley, et al., 1978
Gerson, S.H.; Worley, S.D.; Bodor, N.; Kaminski, J.J.; Flechtner, T.W., The photoelectron spectra of some heterocyclic compounds which contain N, O, Cl, and Br, J. Electron Spectrosc. Relat. Phenom., 1978, 13, 421. [all data]

Bain and Frost, 1973
Bain, A.D.; Frost, D.C., Studies of the carbonyl group in some five-membered ring compounds by photoelectron spectroscopy, Can. J. Chem., 1973, 51, 1245. [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References

• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  Pc	Critical pressure
  S°liquid	Entropy of liquid at standard conditions
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions

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