3,4-Difluorostyrene

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Names

[ CAS No. ]:
405-03-8

[ Name ]:
3,4-Difluorostyrene

[Synonym ]:
PC6276
1,2-difluoro-4-vinylbenzene
3,4-Difluorostyrene
Benzene,4-ethenyl-1,2-difluoro
Benzene,4-ethenyl-1,2-difluoro-

Chemical & Physical Properties

[ Density]:
1.131g/cm3

[ Boiling Point ]:
146.5ºC at 760mmHg

[ Molecular Formula ]:
C8H6F2

[ Molecular Weight ]:
140.13000

[ Flash Point ]:
31.7ºC

[ Exact Mass ]:
140.04400

[ LogP ]:
2.60780

[ Vapour Pressure ]:
5.83mmHg at 25°C

[ Index of Refraction ]:
1.512

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
F+

[ HS Code ]:
2903999090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3,4-Difluorobenzaldehyde
  • Methyltriphenylphosphonium bromide

DownStream

  • (1R,2R)-2-(3,4-difluorophenyl)cyclopropane-1-carboxylic acid
  • (1R,2R)-Ethyl 2-(3,4-difluorophenyl)cyclopropanecarboxylate

Customs

[ HS Code ]: 2903999090

[ Summary ]:
2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Related Compounds

  • 3-(4-hydroxyphenyl)-5-methoxybenzoic acid
  • 3-(4-methylnaphthalen-1-yl)-1H-pyridin-2-one
  • 3-[4-(hydroxymethyl)phenyl]-2-methylbenzoic acid
  • 3-(4-hexoxyphenyl)prop-2-enoyl chloride
  • 3-(4-pyrrolidin-1-ylsulfonylphenyl)phenol
  • 3-(4-fluoro-3-methoxyphenyl)-2-hydroxybenzaldehyde
  • [2,3,3,3-Tetrafluoro-2-(1,1,2,2,3,3,3-heptafluoropropoxy)propyl] dihydrogen phosphate
  • 1-(4-Ethylphenyl)propane-1-sulfonamide
  • 2-(Trifluoromethylthio)propionic acid methyl ester
  • 1-(1-Methylcyclopropyl)ethane-1-sulfonamide
  • 4-(Perfluorobutyl)-3,3-difluorobutanesulfonyl chloride
  • N-Methyl-1,1-dioxo-1lambda6-thiane-4-sulfonamide
  • [(3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,10-Heptadecafluorodecyl)thio]acetic acid
  • 4,5-Dibromofuran-2-carbothioamide
  • Sonnerstigmane D
  • 1-(2-Chloro-4-fluorophenyl)ethane-1-sulfonyl chloride
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