Pyrazine-2-carboxylic acid

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Names

[ CAS No. ]:
98-97-5

[ Name ]:
Pyrazine-2-carboxylic acid

[Synonym ]:
MFCD00006130
2-Pyrazinecarboxylic acid
Pyrazinoic acid
Pyrazine-2-carboxylic acid
EINECS 202-718-1
Pyrazine Carboxylic Acid

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
313.1±22.0 °C at 760 mmHg

[ Melting Point ]:
222-225 °C (dec.)(lit.)

[ Molecular Formula ]:
C₅H₄N₂O₂

[ Molecular Weight ]:
124.10

[ Flash Point ]:
143.1±22.3 °C

[ Exact Mass ]:
124.027275

[ PSA ]:
63.08000

[ LogP ]:
-1.36

[ Vapour Pressure ]:
0.0±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.579

[ Water Solubility ]:
SOLUBLE IN COLD WATER

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi,C,F

[ Risk Phrases ]:
R11

[ Safety Phrases ]:
S22-S24/25

[ WGK Germany ]:
3

[ HS Code ]:
29339990

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

pyrazinedicarboxylic acid
methylpyrazine
2-Ethylpyrazine
pyrazinamide
2-ethylpiperazine
2,3-Dicyanopyrazine
Ethyl 2-pyrazinecarboxylate
2,5-Dimethylpyrazine
N-benzenesulfonyl-N'-pyrazinecarbonyl-hydrazine
Ethylene glycol

DownStream

2-Pyrazinecarbaldehyde
2-Pyrazinecarbothioamide
(2S)-2-[[(2S)-2-Cyclohexyl-2-(pyrazine-2-carbonylamino)acetyl]amino]-3,3-dimethylbutanoic acid
6-Chloro-2-pyrazinecarboxamide
Des[N-[(1S)-1-[2-(cyclopropylamino)-2-oxoacetyl]butyl]carboxamido] 1-Carboxy Telaprevir
Telaprevir (VX-950)
Aminopyrazine
2-(Chloromethyl)pyrazine
1,4-Bis((benzyloxy)carbonyl)piperazine-2-carboxylicacid
6-Chloropyrazine-2-carboxylic acid

Customs

[ HS Code ]: 2933990090

[ Summary ]:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%