Pyrazine
Synonyms: 1,4-Diazine
Structure:
CAS RN: 290-37-9 Formula: C4H4N2
Melting point °C: 52 Boiling point °C: 115
MW: 80.089 Threshold: n/a
Importance in coffee: implicated in coffee bitterness.
Proposed mechanism of formation: n/a
Other: Density = 1.031. Hygroscopic.