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3-HYDROXYPYRAZINE-2-CARBOXAMIDE

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3-HYDROXYPYRAZINE-2-CARBOXAMIDE Basic information

Product Name:
3-HYDROXYPYRAZINE-2-CARBOXAMIDE
Synonyms:
  • 3-Hydroxy-2-pyrazinecarboxamide
  • Pyrazine-2-carboxamide, 3-hydroxy-
  • Pyrazinecarboxamide, 3,4-dihydro-3-oxo-
  • 3-HYDROXYPYRAZINE-2-CARBOXAMIDE
  • 3-Hydroxypyrazine-2-carboxylic acid amide
  • Pyrazinecarboxamide, 3,4-dihydro-3-oxo- (9CI)
  • Favipiravir intermediate
  • Favipiravir Impurity
CAS:
55321-99-8
MF:
C5H5N3O2
MW:
139.11
EINECS:
202-303-5
Product Categories:
  • AMIDE
  • Pyrazines
Mol File:
55321-99-8.mol
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3-HYDROXYPYRAZINE-2-CARBOXAMIDE Chemical Properties

Melting point:
ca 270℃
Density 
1.63±0.1 g/cm3(Predicted)
storage temp. 
Sealed in dry,Room Temperature
solubility 
DMSO (Slightly), Aqueous Base (Slightly)
form 
Solid
pka
10.69±0.40(Predicted)
color 
Pale Brown to Brown
λmax
348nm(lit.)
Stability:
Hygroscopic
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Safety Information

Risk Statements 
36/37/38
Safety Statements 
26-37
HS Code 
29339900
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3-HYDROXYPYRAZINE-2-CARBOXAMIDE Usage And Synthesis

Chemical Properties

White crystalline powder

Uses

Apart from biological importance of pyridine-2-carboxamide (picolinamide, pia) as well as of its derivatives such as 3-hydroxypyridine-2-carboxamide (3-OHpia), as ligands they have found their extensive application in coordina- tion chemistry in crystal engineering .

Synthesis Reference(s)

Journal of the American Chemical Society, 71, p. 78, 1949 DOI: 10.1021/ja01169a023

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