6-Fluoro-3,4-dihydro-3-oxo-2-pyrazinecarbonitrile

6-Fluoro-3,4-dihydro-3-oxo-2-pyrazinecarbonitrile is a chemical intermediate, appearing as a pale yellow to light yellow solid is mainly employed to synthesize the antiviral drug Favipiravir (also known as T-705 or F103350) and its related compounds.

API Name Favipiravir
CAS No 356783-31-8
Molecular Formula C5H2FN3O
Molecular Weight 139.09 g/mol
Synonyms 5-fluoro-2-oxo-1H-pyrazine-3-carbonitrile

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