Pyrazine, 2,5-dimethyl-3-(3-methylbutyl)-
- Formula: C11H18N2
- Molecular weight: 178.2740
- IUPAC Standard InChI: InChI=1S/C11H18N2/c1-8(2)5-6-11-10(4)12-7-9(3)13-11/h7-8H,5-6H2,1-4H3
- IUPAC Standard InChIKey: WWAYKGYKYHEINT-UHFFFAOYSA-N
- CAS Registry Number: 18433-98-2
- 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: Pyrazine, 3-isopentyl-2,5-dimethyl-; 2,5-Dimethyl-3-isoamylpyrazine; 2,5-Dimethyl-3-isopentylpyrazine; 3-Isoamyl-2,5-dimethylpyrazine; 3-Isopentyl-2,5-dimethyl-pyrazine; 2-(3-Methylbutyl)-3,6-dimethylpyrazine; 2,5-Dimethyl-3(3'-methylbutyl)pyrazine; 2,5-dimethyl-3-(3-methylbutyl)pyrazine; 2-isopentyl-3,6-dimethylpyrazine
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- Other data available:
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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 |
|---|---|---|
| Active phase | DB-5 | BPX-5 |
| Column length (m) | 60. | 25. |
| Carrier gas | He | He |
| Substrate | ||
| Column diameter (mm) | 0.32 | 0.22 |
| Phase thickness (μm) | 0.25 | |
| Tstart (C) | 50. | 50. |
| Tend (C) | 250. | 320. |
| Heat rate (K/min) | 4. | 5. |
| Initial hold (min) | 5. | 5. |
| Final hold (min) | ||
| I | 1323. | 1321. |
| Reference | Fadel, Mageed, et al., 2006 | Dickschat, Reichenbach, et al., 2005 |
| Comment | 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.
Fadel, Mageed, et al., 2006
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]
Dickschat, Reichenbach, et al., 2005
Dickschat, J.S.; Reichenbach, H.; Wagner-Döbler, I.; Schulz, S.,
Novel Pyrazines from the Myxobacterium Chondromyces crocatus and Marine Bacteria,
Eur. J. Org. Chem., 2005, 2005, 19, 4141-4153, https://doi.org/10.1002/ejoc.200500280
. [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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