3-hydroxypyrazine-2-carboxamide

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Chemical Name:3-hydroxypyrazine-2-carboxamide
CAS.NO:55321-99-8
Synonyms:3-hydroxypyrazine-2-carboxamide
3-Oxo-3,4-dihydropyrazine-2-carboxamide
2-oxo-1H-pyrazine-3-carboxamide
3,4-Dihydro-3-oxo-2-pyrazinecarboxaMide
 
Physical and Chemical Properties:
Density 1.5±0.1 g/cm3
Boiling Point 640.8±55.0 °C at 760 mmHg
Melting Point ca 270℃
Molecular Formula C5H5N3O2
Molecular Weight 139.112
Flash Point 341.3±31.5 °C
Vapour Pressure 0.0±2.0 mmHg at 25°C
Index of Refraction 1.634
 
Specification:
Appearance:White to off-white crystalline powder
Assay:≥98.0%
 
Packing:25 kg/drum, can also be packaged according to customer requirements
Storage:Store in a cool, ventilated place
Application:Intermediate of Fapilavir(CAS:259793-96-9).

3-hydroxypyrazine-2-carboxamide


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