Pyrazine, trimethyl-
- Formula: C7H10N2
- Molecular weight: 122.1677
- IUPAC Standard InChI: InChI=1S/C7H10N2/c1-5-4-8-6(2)7(3)9-5/h4H,1-3H3
- IUPAC Standard InChIKey: IAEGWXHKWJGQAZ-UHFFFAOYSA-N
- CAS Registry Number: 14667-55-1
- 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: Trimethylpyrazine; 2,3,5-Trimethylpyrazine; 2,3,6-Trimethylpyrazine; Pyrazine, 2,3,5-trimethyl
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Phase change 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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 444.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 53.9 ± 1.6 | kJ/mol | C | Ribeiro da Silva, Morais, et al., 1996 | ALS |
| ΔvapH° | 53.9 | kJ/mol | N/A | Ribeiro da Silva, Morais, et al., 1996 | DRB |
| ΔvapH° | 53.9 ± 1.6 | kJ/mol | C | Ribeiro da Silva, Morais, et al., 1996 | AC |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Ribeiro da Silva, Morais, et al., 1996
Ribeiro da Silva, M.A.V.; Morais, V.M.F.; Matos, M.A.R.; Rio, C.M.A.; Piedade, G.M.G.S.,
Thermochemical and theoretical study of some methyldiazines,
Struct. Chem., 1996, 7, 329-336. [all data]
Notes
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- Symbols used in this document:
Tboil Boiling point ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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