Pyrimidine, 4,6-dimethyl-
- Formula: C6H8N2
- Molecular weight: 108.1411
- IUPAC Standard InChI: InChI=1S/C6H8N2/c1-5-3-6(2)8-4-7-5/h3-4H,1-2H3
- IUPAC Standard InChIKey: LSBIUXKNVUBKRI-UHFFFAOYSA-N
- CAS Registry Number: 1558-17-4
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: 4,6-Dimethylpyrimidine
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Gas phase ion energetics data
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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: Michael M. Meot-Ner (Mautner)
View reactions leading to C6H8N2+ (ion structure unspecified)
Proton affinity at 298K
| Proton affinity (kJ/mol) | Reference |
|---|---|
| 928. ± 1. | Thomas and Morrison, 2000 |
Gas Chromatography
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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
Van Den Dool and Kratz RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-Wax | 1363. | Shimoda, Peralta, et al., 1996 | 60. m/0.25 mm/0.25 μm, He, 3. K/min; Tstart: 50. C; Tend: 230. C |
Normal alkane RI, polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Innowax | 1381. | Ito and Mori, 2004 | 30. m/0.25 mm/0.50 μm, Helium; Program: 40 0C (2 min) 10 0C/min -> 100 0C 3 0C/min -> 160 0C 5 0C/min -> 260 0C (10 min) |
References
Go To: Top, Gas phase ion energetics data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Thomas and Morrison, 2000
Thomas, P.D.; Morrison, R.J.S.,
Measurement of the proton affinities of some methyl substituted pyrimidines via the kinetic method on a pentaqudrupole mass spectrometer,
Int. J. Mass Spectrom., 2000, 194, 133. [all data]
Shimoda, Peralta, et al., 1996
Shimoda, M.; Peralta, R.R.; Osajima, Y.,
Headspace gas analysis of fish sauce,
J. Agric. Food Chem., 1996, 44, 11, 3601-3605, https://doi.org/10.1021/jf960345u
. [all data]
Ito and Mori, 2004
Ito, K.; Mori, M.,
Formation of pyrazines in aqueous maltose/glucose/fructose-glutamide model systems upon heating at below 100 0C,
Food Sci. Technol. Res., 2004, 10, 2, 199-204, https://doi.org/10.3136/fstr.10.199
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Gas Chromatography, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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