2,3-Dihydro-5-hydroxy-6-methyl-4(H)-pyran-4-one

• Formula: C₆H₈O₃
• Molecular weight: 128.1259
• IUPAC Standard InChI: InChI=1S/C6H8O3/c1-4-6(8)5(7)2-3-9-4/h8H,2-3H2,1H3 Copy

  
• IUPAC Standard InChIKey: YTKBKDDTNVNZLX-UHFFFAOYSA-N Copy
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Species with the same structure:
  • 2,3-Dihydro-5-hydroxy-6-methyl-4H-pyran-4-one
  • Dihydromaltol
• Other names: 2,3-Dihydro-5-hydroxy-6-methyl-4H-pyran-4-one (dihydromaltol); dihydromaltol; 5-Hydroxy-6-methyl-2,3-dihydropyran-4-one (2,3-dihydromaltol)
• Information on this page:
  • Gas Chromatography
  • References
  • Notes
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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, non-polar column, custom temperature program

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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, 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

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

Hill, Isaacs, et al., 1999
Hill, V.M.; Isaacs, N.S.; Ledward, D.A.; Ames, J.M., Effect of high hydrostatic pressure on the volatile components of a glucose-lysine model system, J. Agric. Food Chem., 1999, 47, 9, 3675-3681, https://doi.org/10.1021/jf990124z . [all data]

Engel, Hoffmann, et al., 2001
Engel, W.; Hoffmann, T.; Schieberle, P., Characterization of 3,4-dihydroxy-3-hexen-2,5-dione as the first open-chain caramel-like smelling flavor compound, Eur. Food Res. Technol., 2001, 213, 2, 104-106, https://doi.org/10.1007/s002170100351 . [all data]

Zimmermann and Schieberle, 2000
Zimmermann, M.; Schieberle, P., Important odorants of sweet bell pepper powder (Capsicum annuum cv. annuum): differences between samples of Hungarian and Morrocan origin, Eur. Food Res. Technol., 2000, 211, 3, 175-180, https://doi.org/10.1007/s002170050019 . [all data]

Fickert and Schieberle, 1998
Fickert, B.; Schieberle, P., Identification of the key odorants in barley malt (caramalt) using GC/MS techniques and odour dilution analyses, Nahrung, 1998, 42, 6, 371-375, https://doi.org/10.1002/(SICI)1521-3803(199812)42:06<371::AID-FOOD371>3.0.CO;2-V . [all data]

Baltes and Mevissen, 1988
Baltes, W.; Mevissen, L., Model reactions on roast aroma formation. VI. Volatile reaction products from the reaction of phenylalanine with glucose during cooking and roasting, Z. Lebensm. Unters. Forsch., 1988, 187, 3, 209-214, https://doi.org/10.1007/BF01043341 . [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]

Lermusieau, Bulens, et al., 2001
Lermusieau, G.; Bulens, M.; Collin, S., Use of GC-olfactometry to identify the hop aromatic compounds in beer, J. Agric. Food Chem., 2001, 49, 8, 3867-3874, https://doi.org/10.1021/jf0101509 . [all data]

Cutzach, Chatonnet, et al., 1997
Cutzach, I.; Chatonnet, P.; Henry, R.; Dubourdieu, D., Identification of volatile compounds with a Toasty aroma in heated oak used in barrelmaking, J. Agric. Food Chem., 1997, 45, 6, 2217-2224, https://doi.org/10.1021/jf960947d . [all data]

Gonzalez-Rios, Suarez-Quiroz, et al., 2007
Gonzalez-Rios, O.; Suarez-Quiroz, M.L.; Boulanger, R.; Barel, M.; Guyot, B.; Guiraud, J.-P.; Schorr-Galindo, S., Impact of ecological post-harvest processing of coffee aroma: II Roasted coffee., J. Food Composition Analysis, 2007, 20, 3-4, 297-307, https://doi.org/10.1016/j.jfca.2006.12.004 . [all data]

Notes

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