2,4-Difluorophenylboronic acid

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Names

[ CAS No. ]:
144025-03-6

[ Name ]:
2,4-Difluorophenylboronic acid

[Synonym ]:
QBQR BXFFF DXFFF
MFCD01318998
2,4-Difluorobenzeneboronic acid
B-(2,4-Difluorophenyl)boronic acid
2,4-Difluorophenylboronic acid
2.4-Difluorophenylboronic acid
(2,4-Dichlorophenyl)boronic acid
Boronic acid, B-(2,4-difluorophenyl)-
(2,4-Difluorophenyl)boronic acid

Chemical & Physical Properties

[ Density]:
1.4±0.1 g/cm3

[ Boiling Point ]:
251.0±50.0 °C at 760 mmHg

[ Melting Point ]:
247-250 °C

[ Molecular Formula ]:
C6H5BF2O2

[ Molecular Weight ]:
157.91

[ Flash Point ]:
105.6±30.1 °C

[ Exact Mass ]:
158.035065

[ PSA ]:
40.46000

[ LogP ]:
1.73

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.486

[ Storage condition ]:
0-6°C

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn:Harmful

[ Risk Phrases ]:
R22;R36/37/38

[ Safety Phrases ]:
S37/39-S26-S36

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2931909090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Trimethyl borate
  • 2,4-Difluorophenylmagnesium bromide
  • 1-Bromo-2,4-difluorobenzene
  • Water
  • (2,4-difluorophenyl)trifluoroborate

DownStream

  • 1,3-Difluorobenzene
  • 2,4-Difluorobenzotrifluoride
  • 2-(2,4-Difluorophenyl)pyridine
  • 2,4-Difluorophenol
  • 2,4-Difluorobiphenyl
  • 2,4-Difluorobenzophenone
  • [1,1'-Biphenyl]-4-ol,2',4'-difluoro-
  • 2',4'-Difluoro-3-biphenylamine
  • 2',4'-DIFLUORO-[1,1'-BIPHENYL]-4-CARBOXYLIC ACID
  • Diflunisal

Customs

[ HS Code ]: 2931900090

[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

Articles

Tetrahedron 58 , 9633, (2002)

Synlett 11 , 1668-1672, (2003)


More Articles

Related Compounds

  • 2,4-Difluorophenylboronic acid
  • 2,4-difluorophenylboronic acid
  • 2,4-Difluorophenylboronic acid
  • 5-amino-2,4-difluorophenylboronic acid
  • 3-CHLORO-2,4-DIFLUOROPHENYLBORONIC ACID
  • 5-chloro-2,4-difluorophenylboronic acid
  • 1-benzyl-3-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]pyrrolidine-3-carboxylic acid
  • 1-benzyl-3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]pyrrolidine-3-carboxylic acid
  • 1-benzyl-3-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)pentanamido]pyrrolidine-3-carboxylic acid
  • 1-benzyl-3-[(2R)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]pyrrolidine-3-carboxylic acid
  • 1-benzyl-3-[(2S)-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-3-methylbutanamido]pyrrolidine-3-carboxylic acid
  • 1-benzyl-3-{2-[2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)ethoxy]acetamido}pyrrolidine-3-carboxylic acid
  • 1-benzyl-3-[3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-2,2-difluoropropanamido]pyrrolidine-3-carboxylic acid
  • 3-({bicyclo[3.1.0]hexan-1-yl}carbamoyl)-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid
  • 2-{3-[benzyl(methyl)amino]-2-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-N-methylpropanamido}acetic acid
  • 4-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)-4-[(1,2,2-trimethylcyclopropyl)carbamoyl]butanoic acid
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