2,5-Dichloropyrazine

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Names

[ CAS No. ]:
19745-07-4

[ Name ]:
2,5-Dichloropyrazine

[Synonym ]:
2,5-Dichloropyrazine
2,5-Dichlor-pyrazin
Pyrazine, 2,5-dichloro-
2,5-Dichloro-pyrazine
pyrazine,2,5-dichloro
3,6-DICHLOROPYRAZINE

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
184.4±35.0 °C at 760 mmHg

[ Melting Point ]:
52-54ºC

[ Molecular Formula ]:
C4H2Cl2N2

[ Molecular Weight ]:
148.978

[ Flash Point ]:
81.5±11.5 °C

[ Exact Mass ]:
147.959503

[ PSA ]:
25.78000

[ LogP ]:
1.49

[ Vapour Pressure ]:
1.0±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.559

Safety Information

[ Hazard Codes ]:
Xn

[ Risk Phrases ]:
22-41

[ Safety Phrases ]:
26-39

[ HS Code ]:
2933990090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2-Amino-5-chloropyrazine
  • Pyrazine, 2-chloro-,4-oxide
  • 5-Chloro-2-hydroxypyrazine
  • Pyrazine
  • 2-Chloropyrazine
  • Water
  • Chlorine

DownStream

  • tert-butyl 4-(6-chloropyrazin-2-yl)piperazine-1-carboxylate
  • 2-Chloro-5-iodopyrazine
  • 3,6-Dichloropyrazine-2-carbaldehyde
  • 2-Chloro-5-(1-piperazinyl)pyrazine

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%

Related Compounds

  • 3,6-dibutyl-2,5-dichloropyrazine
  • 3,6-dibenzyl-2,5-dichloropyrazine
  • 3,6-diisopropyl-2,5-dichloropyrazine
  • 2-Amino-3,5-dichloropyrazine
  • 2-Bromo-3,5-dichloropyrazine
  • 2,5-Bis(trifluoromethyl)benzonitrile
  • 2-Bromo-5-iodomandelic acid
  • 6-Chloro-5-(difluoromethyl)-2-methoxynicotinonitrile
  • 2-(2,6-Dichloro-3-(difluoromethyl)pyridin-4-yl)acetonitrile
  • 2-Bromo-6-chloro-3-(difluoromethyl)pyridin-4-ol
  • 5-(Difluoromethyl)-3-formylpicolinonitrile
  • 5-(Difluoromethyl)-3,6-difluoropyridine-2-sulfonamide
  • 2-Bromo-5-(chloromethyl)-3-(difluoromethyl)-4-nitropyridine
  • 2-(6-(Difluoromethyl)-2-hydroxy-5-iodopyridin-3-yl)acetonitrile
  • 2-Chloro-5-(difluoromethyl)-3-nitropyridine
  • 2-Chloro-6-(difluoromethyl)-3-fluoro-5-nitropyridine
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