2(3H)-Furanone

• Formula: C₄H₄O₂
• Molecular weight: 84.0734
• IUPAC Standard InChI: InChI=1S/C4H4O2/c5-4-2-1-3-6-4/h1,3H,2H2 Copy

  
• IUPAC Standard InChIKey: RHDGNLCLDBVESU-UHFFFAOYSA-N Copy
• CAS Registry Number: 20825-71-2
• Chemical structure:
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• Other names: α-Crotonolactone; α-Furanone; δ,β,γ-Butenolide; 3-Butenoic acid, 4-hydroxy-, γ-lactone; 2-Oxo-2,3-dihydrofuran; β,γ-Crotonolactone; 2-Furanone
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• Information on this page:
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
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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 compiled by: Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi

Ionization energy determinations

Mass spectrum (electron ionization)

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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

Spectrum

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Additional Data

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, polar column, temperature ramp

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

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Normal alkane RI, non-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.

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]

Shiratsuchi, Shimoda, et al., 1993
Shiratsuchi, H.; Shimoda, M.; Minegishi, Y.; Osajima, Y., Isolation and identification of volatile flavor compounds in nonfermented coarse-cut sausage. Flavor as a quality factor of nonfermented sausage. 1, J. Agric. Food Chem., 1993, 41, 4, 647-652, https://doi.org/10.1021/jf00028a027 . [all data]

Natali N., Chinnici F., et al., 2006
Natali N.; Chinnici F.; Riponi C., Characterization of volatiles in extracts from oak chips obtained by accelerated solvent extraction (ASE), J. Agric. Food Chem., 2006, 54, 21, 8190-8198, https://doi.org/10.1021/jf0614387 . [all data]

Lu, Yu, et al., 1997
Lu, G.; Yu, T.-H.; Ho, C.-T., Generation of flavor compounds by the reaction of 2-deoxyglucose with selected amino acids, J. Agric. Food Chem., 1997, 45, 1, 233-236, https://doi.org/10.1021/jf960609c . [all data]

Notes

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