2-Acetyl-5-methylfuran
- Formula: C7H8O2
- Molecular weight: 124.1372
- IUPAC Standard InChIKey: KEFJLCGVTHRGAH-UHFFFAOYSA-N
- CAS Registry Number: 1193-79-9
- 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: Ethanone, 1-(5-methyl-2-furanyl)-; Furan, 2-acetyl-5-methyl-; 5-Methyl-2-acetylfuran; Ketone, methyl 5-methyl-2-furyl; 2-Methyl-5-acetylfuran; 5-Acetyl-2-methylfuran; 2-Acetyl, 5-mefuran; 1-(5-methyl-2-furyl)ethan-1-one
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Van Den Dool and Kratz 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 | DB-1 | BP-5 | BPX-5 | DB-5 |
Column length (m) | 25. | 60. | 50. | 50. | 30. |
Carrier gas | He | He | He | He | |
Substrate | |||||
Column diameter (mm) | 0.2 | 0.32 | 0.32 | 0.32 | 0.32 |
Phase thickness (μm) | 1. | 1. | 0.50 | 1. | |
Tstart (C) | 40. | 40. | 60. | 40. | 60. |
Tend (C) | 280. | 220. | 250. | 280. | 250. |
Heat rate (K/min) | 5. | 2. | 4. | 4. | 4. |
Initial hold (min) | 5. | 5. | 5. | ||
Final hold (min) | 5. | 20. | |||
I | 1042. | 1004. | 977. | 1054. | 985. |
Reference | Solina, Baumgartner, et al., 2005 | Kim, 2001 | Whitfield and Mottram, 1999 | Aaslyng, Elmore, et al., 1998 | Madruga and Mottram, 1998 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | SPB-1 | SE-30 | OV-101 | HP-1 | DB-1 |
Column length (m) | 60. | 50. | 50. | 50. | 60. |
Carrier gas | He | He | He | He | |
Substrate | |||||
Column diameter (mm) | 0.32 | 0.32 | 0.32 | 0.32 | 0.25 |
Phase thickness (μm) | 0.25 | 0.25 | 0.5 | 1.05 | 0.25 |
Tstart (C) | 50. | 50. | 50. | 40. | 40. |
Tend (C) | 200. | 250. | 200. | 260. | 220. |
Heat rate (K/min) | 8. | 8. | 4. | 2. | 2. |
Initial hold (min) | |||||
Final hold (min) | 10. | 10. | |||
I | 1007. | 977. | 1011. | 975. | 1019. |
Reference | Misharina, Beletsky, et al., 1994 | Misharina, Golovnya, et al., 1994 | Misharina, Golovnya, et al., 1993 | Oh, Hartman, et al., 1992 | Zhang and Ho, 1991 |
Comment | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI | MSDC-RI |
References
Go To: Top, Van Den Dool and Kratz 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.
Solina, Baumgartner, et al., 2005
Solina, M.; Baumgartner, P.; Johnson, R.L.; Whitfield, F.B.,
Volatile aroma components of soy protein isolate and acid-hydrolysed vegetable protein,
Food Chem., 2005, 90, 4, 861-873, https://doi.org/10.1016/j.foodchem.2004.06.005
. [all data]
Kim, 2001
Kim, J.S.,
Einfluss der Temperatur beim Rösten von Sesam auf Aroma und antioxidative Eigenschaften des Öls, PhD Thesis, Technischen Universität Berlin zur Erlangung des akademischen Grades, Berlin, 2001, 151. [all data]
Whitfield and Mottram, 1999
Whitfield, F.B.; Mottram, D.S.,
Investigation of the reaction between 4-hydroxy-5-methyl-3(2H)-furanone and cysteine or hydrogen sulfide at pH 4.5,
J. Agric. Food Chem., 1999, 47, 4, 1626-1634, https://doi.org/10.1021/jf980980v
. [all data]
Aaslyng, Elmore, et al., 1998
Aaslyng, M.D.; Elmore, J.S.; Mottram, D.S.,
Comparison of the aroma characteristics of acid-hydrolyzed and enzyme-hydrolyzed vegetable proteins produced from soy,
J. Agric. Food Chem., 1998, 46, 12, 5225-5231, https://doi.org/10.1021/jf9806816
. [all data]
Madruga and Mottram, 1998
Madruga, M.S.; Mottram, D.S.,
The effect of pH on the formation of volatile compounds produced by heating a model system containing 5'-imp and cysteine,
J. Braz. Chem. Soc., 1998, 9, 3, 261-271, https://doi.org/10.1590/S0103-50531998000300010
. [all data]
Misharina, Beletsky, et al., 1994
Misharina, T.A.; Beletsky, I.V.; Golovnya, R.V.,
Chromatographic and IR characteristics of methyl-, formyl-, and acetyl-substituted furans and thiophenes,
Russ. Chem. Bull. (Engl. Transl.), 1994, 43, 1, 64-69, https://doi.org/10.1007/BF00699137
. [all data]
Misharina, Golovnya, et al., 1994
Misharina, T.A.; Golovnya, R.V.; Strashnenko, E.S.; Medvedeva, I.B.,
Sorbtion-structural mass-spectrometric characteristics of volatile components of model systems and flavor compounds with meat odor,
Zh. Anal. Khim., 1994, 49, 7, 722-728. [all data]
Misharina, Golovnya, et al., 1993
Misharina, T.A.; Golovnya, R.V.; Beletsky, I.V.,
Sorption properties of heterocyclic compounds differing by heteroatom in capillary gas chromatography,
Russ. Chem. Bull. (Engl. Transl.), 1993, 42, 7, 1167-1170, https://doi.org/10.1007/BF00701998
. [all data]
Oh, Hartman, et al., 1992
Oh, Y.-C.; Hartman, T.G.; Ho, C.-T.,
Volatile compounds generated from the Maillard reaction of pro-gly, gly-pro, and a mixture of glycine and proline with glucose,
J. Agric. Food Chem., 1992, 40, 10, 1878-1880, https://doi.org/10.1021/jf00022a030
. [all data]
Zhang and Ho, 1991
Zhang, Y.; Ho, C.-T.,
Comparison of the volatile compounds formed from the thermal reaction of glucose with cysteine and glutathione,
J. Agric. Food Chem., 1991, 39, 4, 760-763, https://doi.org/10.1021/jf00004a029
. [all data]
Notes
Go To: Top, Van Den Dool and Kratz 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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