Pyrazine, 2-methyl-5-propyl-
- Formula: C8H12N2
- Molecular weight: 136.1943
- IUPAC Standard InChI: InChI=1S/C8H12N2/c1-3-4-8-6-9-7(2)5-10-8/h5-6H,3-4H2,1-2H3
- IUPAC Standard InChIKey: DAOYAWODBHNYDA-UHFFFAOYSA-N
- CAS Registry Number: 29461-03-8
- 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: 2-Methyl-5-propylpyrazine; 5-Methyl-2-propylpyrazine
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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 |
|---|---|---|
| Active phase | DB-1 | HP-1 |
| Column length (m) | 60. | 50. |
| Carrier gas | He | |
| Substrate | ||
| Column diameter (mm) | 0.32 | 0.32 |
| Phase thickness (μm) | 1. | 1.5 |
| Tstart (C) | 40. | 40. |
| Tend (C) | 220. | 220. |
| Heat rate (K/min) | 2. | 2. |
| Initial hold (min) | 5. | |
| Final hold (min) | 30. | |
| I | 1070. | 1068. |
| Reference | Kim, 2001 | Zhang, Dorjpalam, et al., 1992 |
| Comment | 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.
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]
Zhang, Dorjpalam, et al., 1992
Zhang, Y.; Dorjpalam, B.; Ho, C.-T.,
Contribution of peptides to volatile formation in the Maillard reaction of casein hydrolysate with glucose,
J. Agric. Food Chem., 1992, 40, 12, 2467-2471, https://doi.org/10.1021/jf00024a026
. [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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