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55321-99-8

Basic Information
CAS No.: 55321-99-8
Name: 3-Hydroxypyrazine-2-carboxamide
Article Data: 12
Molecular Structure:
Molecular Structure of 55321-99-8 (3-Hydroxypyrazine-2-carboxamide)
Formula: C5H5N3O2
Molecular Weight: 139.114
Synonyms: Pyrazinamide,3-hydroxy- (6CI);Pyrazinecarboxamide, 3,4-dihydro-3-oxo- (9CI);3-Hydroxy-2-pyrazinecarboxamide;
EINECS: 202-303-5
Density: 1.63 g/cm3
Melting Point: ca 270℃
Boiling Point: 640.8 °C at 760 mmHg
Flash Point: 341.3 °C
Risk Codes: 36/37/38
Safety: 26-37
PSA: 89.10000
LogP: -0.01860
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  • 3-Hydroxypyrazine-2-carboxamide CAS No.55321-99-8

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Chemistry

 Molecular Structure of 3-Hydroxypyrazine-2-carboxamide (CAS NO.55321-99-8):

IUPAC Name: 2-oxo-1H-pyrazine-3-carboxamide
Empirical Formula: C5H5N3O2
Molecular Weight: 139.1121
CAS: 55321-99-8
 Molar Refractivity: 32.76 cm3
Molar Volume: 85.1 cm3
Surface Tension: 75.1 dyne/cm
Index of Refraction: 1.696
Surface Tension: 75.1 dyne/cm
Density: 1.63 g/cm3
Flash Point: 341.3 °C
Enthalpy of Vaporization: 98.04 kJ/mol
Boiling Point: 640.8 °C at 760 mmHg
Vapour Pressure: 5.13E-17 mmHg at 25°C
Product Categories: Amide; Pyrazines

Specification

  3-Hydroxypyrazine-2-carboxamide  , its cas register number is 55321-99-8. It also can be called 2-pyrazinecarboxamide, 3-hydroxy- ; 3-Hydroxypyrazine-2-carboxamide ; Pyrazine-2-carboxamide, 3-hydroxy- ; Pyrazinecarboxamide, 3,4-dihydro-3-oxo- ; 2-hydroxy-3-carboxamide pyrazine and so on.