4H-Pyran-4-one, 2,3-dihydro-3,5-dihydroxy-6-methyl-
- Formula: C6H8O4
- Molecular weight: 144.1253
- IUPAC Standard InChI: InChI=1S/C6H8O4/c1-3-5(8)6(9)4(7)2-10-3/h4,7-8H,2H2,1H3
- IUPAC Standard InChIKey: VOLMSPGWNYJHQQ-UHFFFAOYSA-N
- CAS Registry Number: 28564-83-2
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: 3,5-Dihydroxy-6-methyl-2,3-dihydro-4H-pyran-4-one; 2,3-dihydro-3,5-dihydroxy--6-methyl-4H-pyran-4-one; Pyranone; 2,3-Dihydro-3,5-dihydroxy-6-methyl-4-pyrone; 3-Hydroxy-2,3-dihydromaltol; 3,5-Dihydroxy-6-methyl-2H-pyran-4(3H)-one; 3,5-Dihydroxy-2,3-dihydro-6-methyl-4-pyran-4-one, dihydroxy maltol; 2,3-dihydro-3,5-dihydroxy-6-methyl-4(4H)-pyranone; 2,3-Dihydro-3,5-dihydroxy-6-methyl-4H-pyran-4-one (pyranone); 2,3-Dihydro-3,5-dihydroxy-6-methyl-4H-pyrene-4-one
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Normal alkane RI, non-polar column, custom temperature program
Go To: Top, 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
| Column type | Capillary | Capillary | Capillary |
|---|---|---|---|
| Active phase | HP-5MS | HP-1 | HP-1 |
| Column length (m) | 30. | 50. | 25. |
| Carrier gas | He | N2 | |
| Substrate | |||
| Column diameter (mm) | 0.25 | 0.32 | 0.32 |
| Phase thickness (μm) | 0.25 | 0.52 | |
| Program | 40C(3min) => 2C/min => 180C => 10C/min => 250C(5min) | 40C => 2C/min => 130C => 4C/min => 250C | not specified |
| I | 1149. | 1120. | 1124. |
| Reference | Alissandrakis, Kibaris, et al., 2005 | Teai, Claude-Lafontaine, et al., 2001 | Ong, Acree, et al., 1998 |
| Comment | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Alissandrakis, Kibaris, et al., 2005
Alissandrakis, E.; Kibaris, A.C.; Tarantilis, P.A.; Harizanis, P.C.; Polissiou, M.,
Flavour compounds of Greek cotton honey,
J. Sci. Food Agric., 2005, 85, 9, 1444-1452, https://doi.org/10.1002/jsfa.2124
. [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]
Ong, Acree, et al., 1998
Ong, P.K.C.; Acree, T.E.; Lavin, E.H.,
Characterization of volatiles in rambutan fruit (Nephelium lappaceum L.),
J. Agric. Food Chem., 1998, 46, 2, 611-615, https://doi.org/10.1021/jf970665t
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, custom temperature program, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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