Determine the necessary mass, volume, or concentration for preparing a solution.
≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C Ships Wet ice 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.
| Canonical Smiles | CCC1=NC(=CN=C1C)C |
|---|---|
| IUPAC Name | 3-ethyl-2,5-dimethylpyrazine |
| InChIKey | WHMWOHBXYIZFPF-UHFFFAOYSA-N |
| INCHI | 1S/C8H12N2/c1-4-8-7(3)9-5-6(2)10-8/h5H,4H2,1-3H3 |
| Isomeric SMILES | CCC1=NC(=CN=C1C)C |
| PubChem CID | 25916 |
| Molecular Weight | 136.19 |
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 |
|---|---|---|---|
| Certificate of Analysis | Nov 29, 2025 | E693835 | |
| Certificate of Analysis | Nov 29, 2025 | E693835 | |
| Certificate of Analysis | Nov 29, 2025 | E693835 | |
| Certificate of Analysis | Apr 25, 2025 | E693835 | |
| Certificate of Analysis | Apr 25, 2025 | E693835 | |
| Certificate of Analysis | Apr 25, 2025 | E693835 | |
| Certificate of Analysis | Apr 25, 2025 | E693835 | |
| Certificate of Analysis | Apr 25, 2025 | E693835 | |
| Certificate of Analysis | Apr 25, 2025 | E693835 | |
| Certificate of Analysis | Apr 25, 2025 | E693835 | |
| Certificate of Analysis | Apr 25, 2025 | E693835 |
| 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. Yujie Wang, Guojian Deng, Lunfang Huang, Jingming Ning. (2024) Sensory-directed flavor analysis reveals the improvement in aroma quality of summer green tea by osmanthus scenting. Food Chemistry-X, [PMID:39007121] [10.1016/j.fochx.2024.101571] |
| 2. Weiming Hua, Huan Liu, Qichao Fei, Jincheng Wu, Xiangru Wei, Matta Ebaid, Runmi Tao, Dengyong Liu, Shengmei Gai. (2025) Formation of volatile compounds in mutton during air fryer roasted mutton by means of GC–MS and GC-IMS. FOOD RESEARCH INTERNATIONAL, [PMID:40356175] [10.1016/j.foodres.2025.116404] |
| 3. Jinhao Zou, Xuping Wang, Jingrong Cheng, Xueming Liu, Yantian Tang, Anping Li, Daobang Tang. (2026) Elucidating key aroma compounds of braised squab and providing insights into their potential precursor. FOOD CHEMISTRY, [PMID:] [10.1016/j.foodchem.2026.149613] |