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
  • Reaction thermochemistry data
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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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 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

Reaction thermochemistry data

Go To: Top, Condensed phase thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

=  + 

By formula: C₄H₈O₃ = H₂O + C₄H₆O₂

Mass spectrum (electron ionization)

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry 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, Reaction thermochemistry 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]

Notes

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Mass spectrum (electron ionization), References

• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  S°liquid	Entropy of liquid at standard conditions
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

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