SHEET /m/pyrazine · PubChem CID 9261 · CAS 290-37-9 · REV 2026.07
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Pyrazine
from sourceC4H4N2 · 80.09 g/mol
p-diazine · paradiazine · pyz
What is Pyrazine?
The ring at the heart of roasted flavour. Its relatives are what make roasted coffee, toasted bread, and green pepper smell as they do. from source
CategoryScent & aroma
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Fig. 1 · 2D structure RDKit
SMILES
C1=CN=CC=N1Toxicity & hazards
DangerFlammableIrritantH225, H228, H315, H319, H335from source