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CAS No.: | 34604-60-9 |
---|---|
Name: | 5-Hydroxypyrazine-2-carboxylic acid |
Article Data: | 5 |
Molecular Structure: | |
Formula: | C5H4N2O3 |
Molecular Weight: | 140.098 |
Synonyms: | Pyrazinecarboxylicacid, 4,5-dihydro-5-oxo- (9CI);Pyrazinecarboxylic acid, 5-hydroxy- (7CI);5-hydroxypyrazinoic acid; |
EINECS: | 640-522-1 |
Density: | 1.613 g/cm3 |
Melting Point: | >295°C (dec.) |
Boiling Point: | 608.49 °C at 760 mmHg |
Flash Point: | 321.804 °C |
Appearance: | Brownish powder |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-36 |
PSA: | 83.31000 |
LogP: | -0.11960 |
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Molecular Structure of 5-Hydroxypyrazine-2-carboxylic acid (CAS NO.34604-60-9):
IUPAC Name:6-oxo-1H-pyrazine-3-carboxylic acid
Empirical Formula: C5H4N2O3
Molecular Weight: 140.0969
H bond acceptors: 5
H bond donors: 2
Freely Rotating Bonds: 1
Polar Surface Area: 58.97 Å2
Molar Refractivity: 31.69 cm3
Molar Volume: 85.6 cm3
Surface Tension: 71.6 dyne/cm
Index of Refraction: 1.662
Surface Tension: 71.6 dyne/cm
Density: 1.63 g/cm3
Flash Point: 321.8 °C
Enthalpy of Vaporization: 95.06 kJ/mol
Boiling Point: 608.5 °C at 760 mmHg
Vapour Pressure: 1.17E-15 mmHg at 25°C
Product Categories: Building Blocks; Heterocyclic Building Blocks; Pyrazines; Pyrazine derivatives
Synonyms of 5-Hydroxypyrazine-2-carboxylic acid (CAS NO.34604-60-9): 5-Hydroxy-2-pyrazinecarboxylic acid ; 5-hydroxy-pyrazine-2-carboxylic acid ; 5-hydroxypyrazine-3-carboxylic acid ; pyrazinecarboxylic acid, 4,5-dihydro-5-oxo- ; 5-hydroxypyrazinoic acid ; 5-hydroxypyrazine-2-carboxylic acid 98% ; 5-hydroxypyrazine-2-carboxylic acid gc 95.0% ; 5-hydroxypyrazine-3-carboxylic acid 95% .
Hazard Codes: Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
HazardClass: Irritant
5-Hydroxypyrazine-2-carboxylic acid (CAS NO.34604-60-9) is a brownish powder, it can be used as building block in chemical synthesis. Attributes development product contact.