2-Butenal, 2-methyl-
- Formula: C5H8O
- Molecular weight: 84.1164
- IUPAC Standard InChIKey: ACWQBUSCFPJUPN-UHFFFAOYSA-N
- CAS Registry Number: 1115-11-3
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: Crotonaldehyde, 2-methyl-; 2-Methyl-2-butenal; 2-Methylcrotonaldehyde; 2,3-Dimethylacrolein; 2-Methylbut-2-enal
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- Other data available:
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Normal alkane RI, non-polar column, custom temperature program
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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
Column type | Capillary | Capillary | Capillary | Capillary | Capillary |
---|---|---|---|---|---|
Active phase | RTX-5 MS | DB-5 MS | DB-5 MS | HP-5 | DB-5 |
Column length (m) | 30. | 30. | 60. | 50. | 50. |
Carrier gas | Helium | Helium | Helium | ||
Substrate | |||||
Column diameter (mm) | 0.25 | 0.25 | 0.32 | 0.32 | 0.32 |
Phase thickness (μm) | 0.25 | 0.25 | 1.0 | 1.05 | 1.05 |
Program | not specified | 45 0C (0.75 min) 10 0C/min -> 200 0C 30 0C/min -> 245 0C (1.25 min) | 40 0C (2 min) 6 0C/min -> 100 0C 4 0C/min -> 180 0C 8 0C/min -> 250 0C (12 min) | 40C(10min) => 5C/min => 200C => 20C/min => 250C(5min) | 40C(10min) => 5C/min => 200C => 20C/min => 250C (5min) |
I | 715. | 744. | 748. | 748. | 748. |
Reference | Mebazaa, Mahmoudi, et al., 2009 | Cajka, Hajslova, et al., 2007 | Liu, Xu, et al., 2007 | Garcia-Estaban, Ansorena, et al., 2004 | Garcia-Estaban, Ansorena, et al., 2004, 2 |
Comment | MSDC-RI | MSDC-RI | 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.
Mebazaa, Mahmoudi, et al., 2009
Mebazaa, R.; Mahmoudi, A.; Fouchet, M.; Dos Santos, M.; Kamissoko, F.; Nafti, A.; Ben Cheikh, R.; Rega, B.; Camel, V.,
Characterization of volatile compounds in Tunisian fenugreek seeds,
Food Chem., 2009, 115, 4, 1326-1336, https://doi.org/10.1016/j.foodchem.2009.01.066
. [all data]
Cajka, Hajslova, et al., 2007
Cajka, T.; Hajslova, J.; Cochran, J.; Holadova, K.; Klimankova, E.,
Solid phase microextraction - comprehensive two dimensional gas chromatography - time-of-flight mass spectrometry for the analysis of honey volatiles,
J. Sep. Sci., 2007, 30, 4, 534-546, https://doi.org/10.1002/jssc.200600413
. [all data]
Liu, Xu, et al., 2007
Liu, Y.; Xu, X.-L.; Zhou, G.-H.,
Comparative study of volatile compounds in traditional Chinese Nanjing marinated duck by different extraction techniques,
Int. J. Food Sci. Technol., 2007, 42, 5, 543-550, https://doi.org/10.1111/j.1365-2621.2006.01264.x
. [all data]
Garcia-Estaban, Ansorena, et al., 2004
Garcia-Estaban, M.; Ansorena, D.; Astiasaran, I.; Martin, D.; Ruiz, J.,
Comparison of simultaneous distillation extraction (SDE) and solid-phase microextraction (SPME) for the analysis of volatile compounds in dry-cured ham,
J. Sci. Food Agric., 2004, 84, 11, 1364-1370, https://doi.org/10.1002/jsfa.1826
. [all data]
Garcia-Estaban, Ansorena, et al., 2004, 2
Garcia-Estaban, M.; Ansorena, D.; Astiasarán, I.; Ruiz, J.,
Study of the effect of different fiber coatings and extraction conditions on dry cured ham volatile compounds extracted by solid-phase microextraction (SPME),
Talanta, 2004, 64, 2, 458-466, https://doi.org/10.1016/j.talanta.2004.03.007
. [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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