5-Chloro-2,3-difluoropyridine

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Names

[ CAS No. ]:
89402-43-7

[ Name ]:
5-Chloro-2,3-difluoropyridine

[Synonym ]:
MFCD04039314
Pyridine, 5-chloro-2,3-difluoro-
5-Chloro-2,3-difluoropyridine
2,3-Difluoro-5-chloropyridine
T6NJ BF CF EG
EINECS 410-090-7
5-CHLORO-2,3-DIFLUORO PYRIDINE

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
142.4±35.0 °C at 760 mmHg

[ Melting Point ]:
47-49ºC

[ Molecular Formula ]:
C5H2ClF2N

[ Molecular Weight ]:
149.526

[ Flash Point ]:
39.9±25.9 °C

[ Exact Mass ]:
148.984390

[ PSA ]:
12.89000

[ LogP ]:
1.14

[ Vapour Pressure ]:
7.0±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.479

[ Storage condition ]:
2-8°C

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H226-H302-H412

[ Precautionary Statements ]:
P273

[ Hazard Codes ]:
Xi,Xn

[ Risk Phrases ]:
R22;R52/53

[ Safety Phrases ]:
S23-S36-S61

[ RIDADR ]:
2810

[ Packaging Group ]:
III

[ HS Code ]:
2933399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 2,5-Dichloro-3-fluoropyridine
  • Caesium fluoride
  • 2,3,5-Trichloropyridine
  • 3,5-Dichloro-2-Fluoropyridine
  • Tetraoctylphosphonium bromide
  • TETRAPHENYLPHOSPHORUS BROMIDE
  • tetrakis(diethylamino)phosphonium bromide
  • 2,4,4-trichloro-5-oxopentanenitrile

DownStream

  • 3-Fluoropyridine
  • 3-Chloro-5-fluoropyridine
  • 5-Chloro-3-fluoro-2-hydroxypyridine
  • 2-Bromo-5-chloro-3-fluoropyridine
  • 4-Chloro-2,3-difluoropyridine
  • trifluoroperazine
  • 2,5-Dichloro-3-fluoropyridine
  • clodinafop
  • methyl 5-chloro-3-fluoropyridine-2-carboxylate
  • 5,6-Difluoropyridine-3-boronic acid pinacol ester

Customs

[ HS Code ]: 2933399090

[ Summary ]:
2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • 5-chloro-2,3-difluoropyridine-4-carbaldehyde
  • 5-chloro-2-[3-(4-phenoxyphenoxy)but-1-ynyl]pyridine
  • 5-chloro-2-[3-methyl-3-(4-phenoxyphenoxy)but-1-ynyl]pyridine
  • 5-chloro-2-[3-(4-phenoxyphenoxy)prop-1-ynyl]pyridine
  • 5-Chloro-2,3-diphenylpyrazine
  • 5-chloro-2-(3-methoxypropyl)pyridine-4-carbaldehyde