Maltol
- Formula: C6H6O3
- Molecular weight: 126.1100
- IUPAC Standard InChIKey: XPCTZQVDEJYUGT-UHFFFAOYSA-N
- CAS Registry Number: 118-71-8
- 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. - Other names: 4H-Pyran-4-one, 3-hydroxy-2-methyl-; Larixic acid; Larixinic acid; Palatone; 3-Hydroxy-2-methyl-4-pyrone; 3-Hydroxy-2-methylpyrone; 3-Hydroxy-2-methyl-4-pyranone; 3-Hydroxy-2-methyl-1,4-pyrone; Corps praline; Talmon; Vetol; 2-Methyl pyromeconic acid; 2-Methyl-3-hydroxy-4-pyrone; 3-Hydroxy-2-methyl-γ-pyrone; 3-Hydroxy-2-methyl-4H-pyran-4-one; 2-Methyl-3-oxy-γ-pyrone; Veltol; 2-Methyl-3-hydroxy-4-pyranone; 3-hydroxy-2-methylpyran-4-one; 5-Hydroxy-6-methyl-4H-pyran-4-one; NSC 2829; 5-Hydroxy-6-methyl-4H-pyran-4-one (maltol); 3-hydroxy-2-methyl-4-pyrone (maltol); 2-methyl-3-hydroxy-4-pyranone (maltol); 2-hydroxy-3-methyl-4H-pyran-4-one (maltol); 3-Hydroxy-2-methyl-4H-pyranone; 3-Hydroxy-2-methyl-4H-pyran-4-one (maltol); 3-Hydroxy-2-methyl-4(4H)-pyranone; 3-Hydroxy-2-pyran-4-one (maltol)
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
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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 | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | SLB-5 MS | SLB-5 MS | HP-5 MS | HP-5 MS | ZB-5 |
Column length (m) | 30. | 30. | 30. | 30. | 30. |
Carrier gas | Helium | Helium | Helium | Helium | Helium |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.32 | 0.32 | 0.25 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 | 0.25 |
Program | not specified | not specified | 40 0C (1 min) 3 0C/min -> 150 0C (15 min) 5 0C/min -> 250 0C (5 min) | 40 0C (1 min) 3 0C/min -> 150 0C (15 min) 5 0C/min -> 250 0C (5 min) | 45 0C 3 0C/min -> 230 0C (10 min) 10 0C/min -> 270 0C (21 min) |
I | 1106. | 1118. | 1094. | 1094. | 1111. |
Reference | Mondello, 2012 | Mondello, 2012 | Rodrigues, Hanson, et al., 2012 | Rodrigues, Hanson, et al., 2012 | de Simon, Estruelas, et al., 2009 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | SLB-5MS | SE-30 | CP Sil 5 CB | CP-Sil 5 CB | DB-5 |
Column length (m) | 10. | 50. | 50. | 50. | |
Carrier gas | Helium | Helium | He | ||
Substrate | |||||
Column diameter (mm) | 0.18 | 0.32 | 0.32 | 0.32 | |
Phase thickness (μm) | 0.18 | 1.2 | 1.20 | 0.25 | |
Program | not specified | not specified | 36C => 20C/min => 85C => 1C/min => 145C=3C/min => 250C(30min) | 36 0C 20 0C/min -> 85 0C 1 0C/min -> 145 0C 3 0C/min -> 250 0C (30 min) | 40C(10min) => 3C/min => 95C => 10C/min => 270C(10min) |
I | 1108. | 1105. | 1086. | 1060. | 1139. |
Reference | Risticevic, Carasek, et al., 2008 | Vinogradov, 2004 | Counet, Callemien, et al., 2002 | Gijs, Chevanese, et al., 2002 | Mateo, Aguirrezábal, et al., 1997 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary |
---|---|
Active phase | SE-54 |
Column length (m) | 30. |
Carrier gas | He |
Substrate | |
Column diameter (mm) | 0.32 |
Phase thickness (μm) | 0.25 |
Program | 35C (2min) => 40C/min => 60C (2min) => 6C/min => 180C => 10C/min => 240C |
I | 1111. |
Reference | Schermann and Schieberle, 1997 |
Comment | 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.
Mondello, 2012
Mondello, L.,
HS-SPME-GCxGC-MS analysis of Yerba Mate (Ilex paraguariensis)
in Shimadzu GC-GC application compendium of comprehensive 2D GC, Vol. 1-5, Shimadzu Corp., 2012, 1-29. [all data]
Rodrigues, Hanson, et al., 2012
Rodrigues, C.I.I.; Hanson, C.M.; Nogueira, J.M.F.,
Coffees and industrial blends aroma profile discrimination according to the chromatic value,
Coffee Sci, Lavras, 2012, 7, 2, 167-176. [all data]
de Simon, Estruelas, et al., 2009
de Simon, B.F.; Estruelas, E.; Munoz, A.M.; Cadahia, E.; Sanz, M.,
Volatile compounds in acacia, chestnut, cherry, ash, and oak woods, with a view to their use in cooperage,
J. Agric. Food Chem., 2009, 57, 8, 3217-3227, https://doi.org/10.1021/jf803463h
. [all data]
Risticevic, Carasek, et al., 2008
Risticevic, S.; Carasek, E.; Pawliszyn, J.,
Headspace solid-phase microextraction-gas chromatographic-time-of-flight mass spectrometric methodology for geographical origin verification of coffee,
Anal. Chim. Acta, 2008, 617, 1-2, 72-84, https://doi.org/10.1016/j.aca.2008.04.009
. [all data]
Vinogradov, 2004
Vinogradov, B.A.,
Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]
Counet, Callemien, et al., 2002
Counet, C.; Callemien, D.; Ouwerx, C.; Collin, S.,
Use of gas chromatography-olfactometry to identify key odorant compounds in dark chocolate. Comparison of samples before and after conching,
J. Agric. Food Chem., 2002, 50, 8, 2385-2391, https://doi.org/10.1021/jf0114177
. [all data]
Gijs, Chevanese, et al., 2002
Gijs, L.; Chevanese, F.; Jerkovic, V.; Collin, S.,
How low pH can intensify beta-damascenone and dimethyl trisulfide production through beer aging,
J. Agric. Food Chem., 2002, 50, 20, 5612-5616, https://doi.org/10.1021/jf020563p
. [all data]
Mateo, Aguirrezábal, et al., 1997
Mateo, J.; Aguirrezábal, M.; Domínguez, C.; Zumalacárregui, J.M.,
Volatile compounds in Spanish paprika,
J. Food Comp. Anal., 1997, 10, 3, 225-232, https://doi.org/10.1006/jfca.1997.0535
. [all data]
Schermann and Schieberle, 1997
Schermann, P.; Schieberle, P.,
Evaluation of key odorants in milk chocolate and cocoa mass by aroma extract dilution analyses,
J. Agric. Food Chem., 1997, 45, 3, 867-872, https://doi.org/10.1021/jf960670h
. [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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