| post date: | nov 29,2021 |
| expiry date: | may 28,2022 |
| detailed description: | cas no. :15707-34-3 |
| cas registry number: | 15707-34-3 |
| synonyms: | 5-ethyl-2,3-dimethylpyrazine;2,3-dimethyl-5-ethylpyrazine; |
| molecular formula: | c8h12n2 |
| molecular weight: | 136.1943 |
| molecular structure: | 
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