2H-Pyran-2-one, tetrahydro-6-methyl-

• Formula: C₆H₁₀O₂
• Molecular weight: 114.1424
• IUPAC Standard InChI: InChI=1S/C6H10O2/c1-5-3-2-4-6(7)8-5/h5H,2-4H2,1H3 Copy

  
• IUPAC Standard InChIKey: RZTOWFMDBDPERY-UHFFFAOYSA-N Copy
• CAS Registry Number: 823-22-3
• Chemical structure:
  This structure is also available as a 2d Mol file
• Species with the same structure:
  • 6-Methyloxan-2-one
• Stereoisomers:
  • (S)-tetrahydro-6-methyl-2H-pyran-2-one
• Other names: δ-Caprolactone; δ-Hexalactone; δ-Methyl-δ-valerolactone; Hexanoic acid, 5-hydroxy-, δ-lactone; 5-Hydroxyhexanoic acid lactone; Hexanoic acid, 5-hydroxy-, lactone; δ-Hexanolactone; δ-Hexanolide; 2H-Pyran-2-one, 6-methyl, tetrahydro; 5-Hexanolide; delta-Hexalactone; Tetrahydro-6-methyl-2H-pyran-2-one; <δ>-Hexalactone; 5-Hexalactone
• Information on this page:
  • Phase change data
  • Mass spectrum (electron ionization)
  • Gas Chromatography
  • References
  • Notes
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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 by: William E. Acree, Jr., James S. Chickos

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, non-polar column, temperature ramp

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Van Den Dool and Kratz RI, polar column, temperature ramp

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Normal alkane RI, non-polar column, temperature ramp

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Normal alkane RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, temperature ramp

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Normal alkane RI, polar column, custom temperature program

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References

Go To: Top, Phase change data, Mass spectrum (electron ionization), Gas Chromatography, NIST Subscription Links, Notes

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

Biazus, Cezaro, et al., 2008
Biazus, Taline F.; Cezaro, Alana M.; Borges, Gustavo R.; Bender, João P.; Franceschi, Elton; Corazza, Marcos L.; Oliveira, J. Vladimir, Vapour pressure data of γ-caprolactone, δ-hexalactone, and «947»-caprolactone, The Journal of Chemical Thermodynamics, 2008, 40, 3, 437-441, https://doi.org/10.1016/j.jct.2007.09.008 . [all data]

Emel'yanenko, Kozlova, et al., 2007
Emel'yanenko, Vladimir N.; Kozlova, Svetlana A.; Verevkin, Sergey P.; Roganov, Gennady N., Vapour pressures and enthalpies of vaporization of a series of δ-lactones, The Journal of Chemical Thermodynamics, 2007, 39, 1, 10-15, https://doi.org/10.1016/j.jct.2006.06.010 . [all data]

Peterson and Reineccius, 2003
Peterson, D.G.; Reineccius, G.A., Characterization of the volatile compounds that constitute fresh sweet cream butter aroma, Flavour Fragr. J., 2003, 18, 3, 215-220, https://doi.org/10.1002/ffj.1192 . [all data]

Peterson and Reineccius, 2003, 2
Peterson, D.G.; Reineccius, G.A., Determination of the aroma impact compounds in heated sweet cream butter, Flavour Fragr. J., 2003, 18, 4, 320-324, https://doi.org/10.1002/ffj.1228 . [all data]

Wu, Kuo, et al., 1991
Wu, P.; Kuo, M.-C.; Hartman, T.G.; Rosen, R.T.; Ho, C.-T., Free and glycosidically bound aroma compounds in pineapple (Ananas comosus L. Merr.), J. Agric. Food Chem., 1991, 39, 1, 170-172, https://doi.org/10.1021/jf00001a033 . [all data]

Ollé, Baumes, et al., 1998
Ollé, D.; Baumes, R.L.; Bayonove, C.L.; Lozano, Y.F.; Sznaper, C.; Brillouet, J.-M., Comparison of free and glycosidically linked volatile components from polyembryonic and monoembryonic mango (Mangifera indica L.) cultivars, J. Agric. Food Chem., 1998, 46, 3, 1094-1100, https://doi.org/10.1021/jf9705781 . [all data]

Umano, Hagi, et al., 1992
Umano, K.; Hagi, Y.; Nakahara, K.; Shoji, A.; Shibamoto, T., Volatile constituents of green and ripened pineapple (Aanas comosus [L.] Merr.), J. Agric. Food Chem., 1992, 40, 4, 599-603, https://doi.org/10.1021/jf00016a014 . [all data]

Peppard, 1992
Peppard, T.L., Volatile flavor constituents of Monstera deliciosa, J. Agric. Food Chem., 1992, 40, 2, 257-262, https://doi.org/10.1021/jf00014a018 . [all data]

Teai, Claude-Lafontaine, et al., 2001
Teai, T.; Claude-Lafontaine, A.; Schippa, C.; Cozzolino, F., Volatile compounds in fresh pulp of pineapple (Ananas comosus [L.] Merr.) from French Polynesia, J. Essent. Oil Res., 2001, 13, 5, 314-318, https://doi.org/10.1080/10412905.2001.9712222 . [all data]

Suhardi, Suzuki, et al., 2002
Suhardi, S.; Suzuki, M.; Yoshida, K.; Muto, T.; Fujita, A.; Watanbe, N., Changes in the volatile compounds and in the chemical and physical properties of snake fruit (Salacca edulis Reinw) Cv. Pondoh during maturation, J. Agric. Food Chem., 2002, 50, 26, 7627-7633, https://doi.org/10.1021/jf020620e . [all data]

Bendall, 2001
Bendall, J.G., Aroma compounds of fresh milk from New Zealand cows fed different diets, J. Agric. Food Chem., 2001, 49, 10, 4825-4832, https://doi.org/10.1021/jf010334n . [all data]

Iwatsuki, Mizota, et al., 1999
Iwatsuki, K.; Mizota, Y.; Kubota, T.; Nishimura, O.; Masuda, H.; Sotoyama, K.; Tomita, M., Aroma extract dilution analysis. Evluation of aroma of pasteurized and UHT processed milk by aroma extract dilution analysis, Nippon Shokuhin Kagaku Kogaku Kaishi, 1999, 46, 9, 587-597, https://doi.org/10.3136/nskkk.46.587 . [all data]

Werkhoff, Güntert, et al., 1998
Werkhoff, P.; Güntert, M.; Krammer, G.; Sommer, H.; Kaulen, J., Vacuum headspace method in aroma research: flavor chemistry of yellow passion fruits, J. Agric. Food Chem., 1998, 46, 3, 1076-1093, https://doi.org/10.1021/jf970655s . [all data]

De Llano D.G., Ramos M., et al., 1990
De Llano D.G.; Ramos M.; Polo C.; Sanz J.; Martinez-Castro I., Evolution of the volatile components of an artisanal blue cheese during ripening, J. Dairy Sci., 1990, 73, 7, 1676-1683, https://doi.org/10.3168/jds.S0022-0302(90)78842-X . [all data]

Gyawali and Kim, 2012
Gyawali, R.; Kim, K.-S., Bioactive volatile compounds of three medicinal plants from Nepal, Kathmandu Univ. J. Sci., Engineering and Technol., 2012, 8, 1, 51-62. [all data]

Notes

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• Symbols used in this document:
  

  ΔvapH°

  Enthalpy of vaporization at standard conditions

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