Pyridine, 2,4-dimethyl-
- Formula: C7H9N
- Molecular weight: 107.1531
- IUPAC Standard InChI: InChI=1S/C7H9N/c1-6-3-4-8-7(2)5-6/h3-5H,1-2H3
- IUPAC Standard InChIKey: JYYNAJVZFGKDEQ-UHFFFAOYSA-N
- CAS Registry Number: 108-47-4
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: 2,4-Lutidine; α,γ-Dimethylpyridine; 2,4-Dimethylpyridine; 2,4-Lutidene
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Normal alkane RI, non-polar column, temperature ramp
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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-5 | HP-5 | HP-5 |
| Column length (m) | 30. | 60. | 30. | 30. |
| Carrier gas | Helium | He | N2 | N2 |
| Substrate | ||||
| Column diameter (mm) | 0.25 | 0.32 | 0.25 | 0.25 |
| Phase thickness (μm) | 0.25 | 0.25 | 0.25 | 0.25 |
| Tstart (C) | 70. | 30. | 40. | 40. |
| Tend (C) | 290. | 260. | 240. | 240. |
| Heat rate (K/min) | 5. | 2. | 4. | 4. |
| Initial hold (min) | 2. | 3. | 3. | |
| Final hold (min) | 10. | 28. | 10. | 10. |
| I | 930. | 941.3 | 945. | 932. |
| Reference | Radulovic, Dordevic, et al., 2010 | Leffingwell and Alford, 2005 | Kubec, Drhová, et al., 1999 | Kubec, Drhová, et al., 1998 |
| Comment | 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.
Radulovic, Dordevic, et al., 2010
Radulovic, N.; Dordevic, N.; Markovic, M.; Palic, R.,
Volatile constituents of Glechoma Hirsuta Waldst. Kit. and G. Hederacea L. (Lamiaceae),
Bull. Chem. Soc. Ethiop., 2010, 24, 1, 67-76, https://doi.org/10.4314/bcse.v24i1.52962
. [all data]
Leffingwell and Alford, 2005
Leffingwell, J.C.; Alford, E.D.,
Volatile constituents of Perique tobacco,
Electron. J. Environ. Agric. Food Chem., 2005, 4, 2, 899-915. [all data]
Kubec, Drhová, et al., 1999
Kubec, R.; Drhová, V.; Velísek, J.,
Volatile compounds thermally generated from S-propylcysteine and S-propylcysteine sulfoxide - aroma precursors of Allium vegetables,
J. Agric. Food Chem., 1999, 47, 3, 1132-1138, https://doi.org/10.1021/jf980974z
. [all data]
Kubec, Drhová, et al., 1998
Kubec, R.; Drhová, V.; Velísek, J.,
Thermal degradation of S-methylcysteine and its sulfoxide-important flavor precursors of Bassica and Allium vegetables,
J. Agric. Food Chem., 1998, 46, 10, 4334-4340, https://doi.org/10.1021/jf980379x
. [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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