2-Cyclopenten-1-one, 2-hydroxy-3-methyl-
- Formula: C6H8O2
- Molecular weight: 112.1265
- IUPAC Standard InChIKey: CFAKWWQIUFSQFU-UHFFFAOYSA-N
- CAS Registry Number: 80-71-7
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Corylon; Corylone; Cycloten; Cyclotene; 2-Hydroxy-1-methylcyclopenten-3-one; 2-Hydroxy-3-methyl-2-cyclopenten-1-one; Maple lactone; 2-Hydroxy-3-methyl-2-cyclopentene-1-one; 2-Hydroxy-3-methylcyclopent-2-en-1-one; 3-Methyl-2-hydroxy-2-cyclopentenone; 3-Methylcyclopent-2-en-2-ol-1-one; Cyclotene (odorant); NSC 133445; 2-Hydroxy-3-methyl-2-cyclopenten-1-one (Cyclotene); 2-Hydroxy-3-methyl-2-cyclopentene-1-one(cyclotene); 2-Hydroxy-3-methylcyclopentenone; 2-hydroxy-3-methyl-2-cyclopenten1-one (cycloten); 2-Hydroxy-3-methyl-2-cyclopentenone; Methylcyclopentenolone; 3-Methyl-1,2-cyclopentanedione (cyclotene); 2-hydroxy-3-methylcyclopent-2-enone
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Normal alkane RI, non-polar column, temperature ramp
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 | HP-5 MS | HP-5 MS | ZB-5 | DB-5 | DB-5 |
Column length (m) | 30. | 30. | 30. | 60. | 60. |
Carrier gas | Helium | Helium | Helium | He | He |
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.32 | 0.32 |
Phase thickness (μm) | 0.25 | 0.25 | 0.25 | ||
Tstart (C) | 70. | 70. | 40. | 60. | 50. |
Tend (C) | 200. | 200. | 280. | 250. | 250. |
Heat rate (K/min) | 3. | 3. | 6. | 4. | 4. |
Initial hold (min) | 2. | 2. | 1. | 5. | 5. |
Final hold (min) | 18. | 18. | 9. | ||
I | 1034. | 1036. | 1037. | 1029. | 1022. |
Reference | Jerkovic and Marijanovic, 2010 | Jerkovic, Tuberso, et al., 2010 | Harrison and Priest, 2009 | Fadel, Mageed, et al., 2006 | Fadel, Mageed, et al., 2006, 2 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | DB-1 | DB-1 | OV-101 | DB-1 | HP-5 |
Column length (m) | 60. | 60. | 15. | 60. | 50. |
Carrier gas | He | He | He | ||
Substrate | |||||
Column diameter (mm) | 0.32 | 0.32 | 0.32 | 0.32 | 0.32 |
Phase thickness (μm) | 0.25 | 0.25 | 1. | 0.52 | |
Tstart (C) | 35. | 35. | 35. | 40. | 35. |
Tend (C) | 230. | 230. | 250. | 260. | 250. |
Heat rate (K/min) | 2. | 2. | 6. | 2. | 2. |
Initial hold (min) | 4. | 4. | 15. | ||
Final hold (min) | 25. | 25. | 45. | ||
I | 982. | 990. | 995. | 1014. | 1034. |
Reference | Lee, Lee, et al., 2005 | Lee, Lee, et al., 2005 | Friedrich, Acree, et al., 2001 | Chen and Ho, 1999 | Boylston and Viniyard, 1998 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | DB-1 | DB-1 | DB-1 | DB-1 | OV-101 |
Column length (m) | 60. | 60. | 60. | 60. | 50. |
Carrier gas | He | He | He | He | N2 |
Substrate | |||||
Column diameter (mm) | 0.32 | 0.32 | 0.32 | 0.25 | 0.23 |
Phase thickness (μm) | 1.0 | 1.0 | 1.0 | 1. | |
Tstart (C) | 40. | 40. | 40. | 40. | 80. |
Tend (C) | 260. | 280. | 280. | 260. | 200. |
Heat rate (K/min) | 2. | 2. | 2. | 2. | 2. |
Initial hold (min) | 5. | ||||
Final hold (min) | 60. | ||||
I | 1006. | 1006. | 1006. | 1005. | 1015. |
Reference | Chen and Ho, 1998 | Tai and Ho, 1998 | Tai and Ho, 1998 | Yu and Ho, 1995 | Nishimura and Mihara, 1990 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Normal alkane RI, non-polar column, temperature ramp, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Jerkovic and Marijanovic, 2010
Jerkovic, I.; Marijanovic, Z.,
Oak (Quercus frainetto Ten.) honeydaw honey - approach to screening of volatile organic composition and antioxidant capacity (DPPH and FRAP assay),
Molecules, 2010, 15, 5, 3744-3756, https://doi.org/10.3390/molecules15053744
. [all data]
Jerkovic, Tuberso, et al., 2010
Jerkovic, I.; Tuberso, C.I.G.; Gugic, M.; Bubalo, D.,
Composition of Sulla (Hedysarum coronarium L.) honey solvent extractives determined by GC/MS: norisoprenoids and other volatile organic compounds,
Molecules, 2010, 15, 9, 6375-6385, https://doi.org/10.3390/molecules15096375
. [all data]
Harrison and Priest, 2009
Harrison, B.M.; Priest, F.G.,
Composition of peaks used in the preparation of malt for Scotch Whisky production - influence of geographical source and extraction depth,
J. Agric. Food Chem., 2009, 57, 6, 2385-2391, https://doi.org/10.1021/jf803556y
. [all data]
Fadel, Mageed, et al., 2006
Fadel, H.H.M.; Mageed, M.A.A.; Lotfy, S.N.,
Quality and flavour stability of coffee substitute prepared by extrusion of wheat germ and chicory roots,
Amino Acids, 2006, https://doi.org/10.1007/s007260200008
. [all data]
Fadel, Mageed, et al., 2006, 2
Fadel, H.H.M.; Mageed, M.A.A.; Samad, A.K.M.E.A.; Lotfy, S.N.,
Cocoa substitute: Evaluation of sensory qualities and flavour stability,
Eur. Food Res. Technol., 2006, 223, 1, 125-131, https://doi.org/10.1007/s00217-005-0162-3
. [all data]
Lee, Lee, et al., 2005
Lee, K.-G.; Lee, S.-E.; Takeoka, G.R.; Kim, J.-H.; Park, B.-S.,
Antioxidant activity and characterization of volatile constituents of beechwood creosote,
J. Sci. Food Agric., 2005, 85, 9, 1580-1586, https://doi.org/10.1002/jsfa.2156
. [all data]
Friedrich, Acree, et al., 2001
Friedrich, J.E.; Acree, T.E.; Lavin, E.H.,
Selecting standards for gas chromatography - olfactometry,
Am. Chem. Soc. Symp. Ser., 2001, 782, 148-155. [all data]
Chen and Ho, 1999
Chen, J.; Ho, C.-T.,
Comparison of volatile generation in serine/threonine/glutamine-ribose/glucose/fructose model systems,
J. Agric. Food Chem., 1999, 47, 2, 643-647, https://doi.org/10.1021/jf980771a
. [all data]
Boylston and Viniyard, 1998
Boylston, T.D.; Viniyard, B.T.,
Isolation of volatile flavor compounds from peanut butter using purge-and-trap technique
in Instrumental Methods in Food and Beverage Analysis, D. Wetzel and G. Charalambous, ed(s)., 1998, 225-243. [all data]
Chen and Ho, 1998
Chen, J.; Ho, C.-T.,
Volatile compounds generated in serine-monosaccharide model systems,
J. Agric. Food Chem., 1998, 46, 4, 1518-1522, https://doi.org/10.1021/jf970934f
. [all data]
Tai and Ho, 1998
Tai, C.-Y.; Ho, C.-T.,
Influence of glutathione oxidation and pH on thermal formation of Maillard-type volatile compounds,
J. Agric. Food Chem., 1998, 46, 6, 2260-2265, https://doi.org/10.1021/jf971111t
. [all data]
Yu and Ho, 1995
Yu, T.-H.; Ho, C.-T.,
Volatile compounds generated from thermal reaction of methionine and methionine sulfoxide with or without glucose,
J. Agric. Food Chem., 1995, 43, 6, 1641-1646, https://doi.org/10.1021/jf00054a043
. [all data]
Nishimura and Mihara, 1990
Nishimura, O.; Mihara, S.,
Investigation of 2-hydroxy-2-cyclopenten-1-ones in roasted coffee,
J. Agric. Food Chem., 1990, 38, 4, 1038-1041, https://doi.org/10.1021/jf00094a027
. [all data]
Notes
Go To: Top, Normal alkane RI, non-polar column, temperature ramp, References
- Symbols used in this document:
Tend Final temperature Tstart Initial temperature - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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