≥98%, mixture of isomers for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
application：
It is applied as an odorant of coffee brews, nutty flavor products and roasted food products.
| Pubchem Sid | 488183013 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/488183013 |
| Canonical Smiles | CCC1=NC=C(N=C1C)C |
| IUPAC Name | 2-ethyl-3,5-dimethylpyrazine |
| InChIKey | JZBCTZLGKSYRSF-UHFFFAOYSA-N |
| INCHI | 1S/C8H12N2/c1-4-8-7(3)10-6(2)5-9-8/h5H,4H2,1-3H3 |
| Isomeric SMILES | CCC1=NC=C(N=C1C)C |
| Molecular Weight | 136.19 |
| Reaxy-Rn | 636984 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=636984&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Diazines |
| Subclass | Pyrazines |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Pyrazines |
| Alternative Parents | Heteroaromatic compounds Azacyclic compounds Organopnictogen compounds Organonitrogen compounds Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Pyrazine - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as pyrazines. These are compounds containing a pyrazine ring, which is a six-member aromatic heterocycle, that consists of two nitrogen atoms (at positions 1 and 4) and four carbon atoms. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 A1407048 | Certificate of Analysis | Sep 16, 2025 | E103761 |
| A1407047 | Certificate of Analysis | Sep 16, 2025 | E103761 |
| G2307694 | Certificate of Analysis | Jul 23, 2022 | E103761 |
| G2307699 | Certificate of Analysis | Jul 23, 2022 | E103761 |
| K2208131 | Certificate of Analysis | Jul 23, 2022 | E103761 |
| K2208132 | Certificate of Analysis | Jul 23, 2022 | E103761 |
| K2208133 | Certificate of Analysis | Jul 23, 2022 | E103761 |
| Solubility | Not miscible or difficult to mix in water. Soluble in alcohol, chloroform and dichloromethane |
|---|---|
| Refractive Index | 1.5015 |
| Flash Point(°F) | 66°(151°F) |
| Flash Point(°C) | 66°(151°F) |
| Boil Point(°C) | 182°C |
| Molecular Weight | 136.190 g/mol |
| XLogP3 | 1.500 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 136.1 Da |
| Monoisotopic Mass | 136.1 Da |
| Topological Polar Surface Area | 25.800 Ų |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Complexity | 103.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
| 1. Huiying Zhang, Dian Huang, Dandan Pu, Yuyu Zhang, Haitao Chen, Baoguo Sun, Fazheng Ren. (2020) Multivariate relationships among sensory attributes and volatile components in commercial dry porcini mushrooms (Boletus edulis). FOOD RESEARCH INTERNATIONAL, [PMID:32466923] [10.1016/j.foodres.2020.109112] |
| 2. Huiying Zhang, Dandan Pu, Baoguo Sun, Fazheng Ren, Yuyu Zhang, Haitao Chen. (2018) Characterization and comparison of key aroma compounds in raw and dry porcini mushroom (Boletus edulis) by aroma extract dilution analysis, quantitation and aroma recombination experiments. FOOD CHEMISTRY, [PMID:29655732] [10.1016/j.foodchem.2018.03.056] |
| 3. Lele Chen, Jianshe Chen, Xinmiao Wang, Yue He. (2025) Saltiness can be modulated by the aerosol generation behavior of salt solution. FOOD QUALITY AND PREFERENCE, [PMID:] [10.1016/j.foodqual.2025.105815] |
