1-Ethynyl-3,4-fluorobenzene

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Names

[ CAS No. ]:
143874-13-9

[ Name ]:
1-Ethynyl-3,4-fluorobenzene

[Synonym ]:
3,4-Difluorophenylacetylene
1-Ethynyl-3,4-fluorobenzene
4-Ethynyl-1,2-difluorobenzene
Benzene, 4-ethynyl-1,2-difluoro-

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
145.9±30.0 °C at 760 mmHg

[ Molecular Formula ]:
C8H4F2

[ Molecular Weight ]:
138.114

[ Flash Point ]:
31.4±12.4 °C

[ Exact Mass ]:
138.028107

[ LogP ]:
2.41

[ Vapour Pressure ]:
6.0±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.492

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H225

[ Precautionary Statements ]:
P210

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

[ Hazard Codes ]:
F: Flammable;

[ Risk Phrases ]:
R11

[ RIDADR ]:
UN 1993 3/PG 2

[ HS Code ]:
2903999090

Synthetic Route

Click to get detail synthetic route

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

  • 1-ETHYNYL-3-(4-METHOXYPHENOXY)-BENZENE
  • 1-ethynyl-3-[4-[4-(3-ethynylphenoxy)phenyl]sulfonylphenoxy]benzene
  • 1-ethynyl-3-[4-[2-[4-(3-ethynylphenoxy)phenyl]propan-2-yl]phenoxy]benzene
  • 1-ethynyl-3,4-dihydro-2H-naphthalen-1-ol
  • 1-Ethynyl-3-fluorobenzene
  • lithium,1-ethynyl-4-fluorobenzene
  • 3-[(3-Chloro-4-fluorophenyl)methyl]azetidine
  • 1-(3-Chloro-2-methoxyphenyl)-2-methoxyethan-1-amine
  • 3-(4-Chloro-3-fluorophenyl)-2,2-dimethylpropan-1-amine
  • 4H-Furo[3,2-b]azepine, 2-bromo-5,6,7,8-tetrahydro-
  • 4-Bromo-5-cyclopropyl-1-methyl-1H-pyrazol-3-amine
  • 5-Hydroxy-2-phenyl-4-pyrimidinecarboxylic acid
  • 2-(4-Methylpyrimidin-5-yl)pyrimidine-4-carboxylic acid
  • 2-(2-Methylpyrimidin-4-yl)pyrimidine-4-carboxylic acid
  • Dimethyl 4-aminoisothiazole-3,5-dicarboxylate
  • 1-[(1-Benzofuran-5-yl)methyl]cyclopropane-1-carboxylic acid