9,12-Octadecadienoic acid, methyl ester
- Formula: C19H34O2
- Molecular weight: 294.4721
- IUPAC Standard InChI: InChI=1S/C19H34O2/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(20)21-2/h7-8,10-11H,3-6,9,12-18H2,1-2H3
- IUPAC Standard InChIKey: WTTJVINHCBCLGX-UHFFFAOYSA-N
- CAS Registry Number: 2462-85-3
- Chemical structure:
This structure is also available as a 2d Mol file - Stereoisomers:
- Other names: 9,12-Octadecenoic acid, methyl ester; Methyl octadeca-9,12-dienoate; Methyl 9,12-octadecadienoate; 9,12-Octadecadienoic acid; Octadeca-9,12-dienoic acid
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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 |
|---|---|---|---|---|
| Active phase | HP-5 MS | HP-5MS | HP-5 | HP-5 |
| Column length (m) | 30. | 30. | 30. | 30. |
| Carrier gas | Helium | He | He | He |
| Substrate | ||||
| Column diameter (mm) | 0.25 | 0.25 | 0.25 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 |
| Program | not specified | 40C (10min) => 3C/min => 120C => 10C/min => 250C (5min) | 40C (10min) => 3C/min => 120C => 10C/min => 250C (5min) | 40C (10min) => 3C/min => 120C => 10C/min => 250C (5min) |
| I | 2064. | 2111. | 2101. | 2113. |
| Reference | Sharififar, Mozaffarian, et al., 2007 | Ansorena, Gimeno, et al., 2001 | Ansorena, Astiasarán, et al., 2000 | Ansorena, Astiasarán, et al., 2000 |
| Comment | 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.
Sharififar, Mozaffarian, et al., 2007
Sharififar, F.; Mozaffarian, V.; Moradkhani, S.,
Comparison of antioxidant and free radical scavenging activities of the essential oils from flowers and fruits of Otostegia persica Boiss.,
Pakistan J. Biol. Sci., 2007, 10, 21, 3895-3899, https://doi.org/10.3923/pjbs.2007.3895.3899
. [all data]
Ansorena, Gimeno, et al., 2001
Ansorena, D.; Gimeno, O.; Astiasarán, I.; Bello, J.,
Analysis of volatile compounds by GC-MS of a dry fermented sausage: chorizo de Pamplona,
Food Res. Int., 2001, 34, 1, 67-75, https://doi.org/10.1016/S0963-9969(00)00133-2
. [all data]
Ansorena, Astiasarán, et al., 2000
Ansorena, D.; Astiasarán, I.; Bello, J.,
Influence of the simultaneous addition of the protease flavourzyme and the lipase novozyme 677BG on dry fermented sausage compounds extracted by SDE and analyzed by GC-MS,
J. Agric. Food Chem., 2000, 48, 6, 2395-2400, https://doi.org/10.1021/jf990931y
. [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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