3,5-Difluoropyridine

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Names

[ CAS No. ]:
71902-33-5

[ Name ]:
3,5-Difluoropyridine

[Synonym ]:
MFCD03412222
3,5-Difluoropyridine
pyridine,3,5-difluoro
Pyridine, 3,5-difluoro-

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
79.4±20.0 °C at 760 mmHg

[ Molecular Formula ]:
C5H3F2N

[ Molecular Weight ]:
115.081

[ Flash Point ]:
1.9±21.8 °C

[ Exact Mass ]:
115.023354

[ PSA ]:
12.89000

[ LogP ]:
0.85

[ Vapour Pressure ]:
98.5±0.1 mmHg at 25°C

[ Index of Refraction ]:
1.447

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02, GHS07, GHS09

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H225-H302-H312-H315-H319-H332-H335-H400

[ Precautionary Statements ]:
P210-P261-P273-P280-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi,F,N,Xn

[ Risk Phrases ]:
R11;R36/37/38

[ Safety Phrases ]:
S26-S36/37/39-S61-S36/37

[ RIDADR ]:
1993

[ Packaging Group ]:
II

[ Hazard Class ]:
3

[ HS Code ]:
2933399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3,5-Dichloropyridine
  • 2,3,5,6-Tetrafluoropyridine
  • Pentafluoropyridine
  • 2,4,6-tribromo-3,5-difluoropyridine
  • 3,5-Difluoro-2-hydrazinopyridine
  • (3,5,6-trifluoropyridin-2-yl)hydrazine
  • 2,3,5-Trifluoropyridine

DownStream

  • 3,5-Difluoro-4-iodopyridine
  • 1-(3,5-difluoropyridin-2-yl)-2-methoxyethanone
  • 4-Chloro-3,5-difluoropyridine
  • 3,5-Difluoroisonicotinaldehyde
  • 3,5-Dimethoxypyridine
  • 3,4,5-Trifluoropyridine
  • tributyl-(3,5-difluoropyridin-4-yl)stannane
  • 3,5-Dimethoxyisonicotinaldehyde
  • 3,5-DIFLUOROPYRIDINE 1-OXIDE

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

  • 3,5-DIFLUOROPYRIDINE 1-OXIDE
  • 3,5-difluoropyridine N-oxide
  • 2-Cyano-3,5-difluoropyridine
  • 2-Amino-3,5-difluoropyridine
  • 4-Cyano-3,5-Difluoropyridine
  • 4-Bromo-3,5-difluoropyridine
  • 2-{[(Benzyloxy)carbonyl]amino}bicyclo[2.2.1]heptane-1-carboxylic acid
  • 3-Bromo-5-cyclobutoxybenzoic acid
  • 4-Hydroxy-3-nitro-5-trifluoromethyl-benzoic acid methyl ester
  • 4-(4,4-Dimethyl-4,5-dihydro-1,3-oxazol-2-yl)benzoic acid
  • [(3-Bromo-5-nitrophenyl)methyl](methyl)amine
  • Tert-butyl 4-(azetidin-3-ylcarbonyl)-1,4-diazepane-1-carboxylate
  • Ethyl 5-amino-3-prop-2-enylimidazole-4-carboxylate
  • 1,1-Dimethylethyl 6-(2-cyclobutylpyrimidin-5-yl)-3,4-dihydroisoquinoline-2(1h)-carboxylate
  • 1,6-Naphthyridine-8-carboxamide
  • Methyl 1-methyl-2-pyridin-3-ylbenzimidazole-5-carboxylate
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