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

References

Go To: Top, Gas phase ion energetics data, Notes

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

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, Gas phase ion energetics data, References

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