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ChemicalBook--->CAS DataBase List--->356783-31-8

356783-31-8

356783-31-8 Structure

356783-31-8 Structure
IdentificationBack Directory
[Name]

2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-
[CAS]

356783-31-8
[Synonyms]

Favipiravir Impurity 13
FAVIPIRAVIR intermediate N-1
6-fluoro-3-hydroxypyrazine-2-carbonitrile
5-fluoro-2-oxo-1H-pyrazine-3-carbonitrile
Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-
6-fluoro-3-oxo-3,4-dihydropyrazine-2-carbonitrile
6-Fluoro-3-oxo-3,4-dihydro-2-pyrazinecarbonitrile
2-Pyrazinecarbonitrile, 6-fluoro-3,4-dihydro-3-oxo-
[Molecular Formula]

C5H2FN3O
[MOL File]

356783-31-8.mol
[Molecular Weight]

139.087
Questions And AnswerBack Directory
[Appearance]

6-fluoro-3,4-dihydro-3-oxo-2-Pyrazinecarbonitrile is a pale yellow to light yellow solid.
[Melting Point]

126 - 129℃
Chemical PropertiesBack Directory
[Melting point ]

126 - 129oC
[density ]

1.53±0.1 g/cm3(Predicted)
[storage temp. ]

-20°C Freezer, Under inert atmosphere
[solubility ]

Acetonitrile (Slightly), DMSO (Slightly)
[form ]

Solid
[pka]

7.74±0.60(Predicted)
[color ]

Pale Yellow to Light Yellow
Hazard InformationBack Directory
[Uses]

6-Fluoro-3-hydroxypyrazine-2-carbonitrile is used in the synthesis of intermediate of Favipiravir (F103350).
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