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
  • 2-(3-(3-cyclopropyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)-N-(pyridin-3-yl)acetamide oxalate
  • ethyl 4-[2-[(4-oxo-6-propan-2-yl-4aH-thieno[2,3-d]pyrimidin-2-yl)methylsulfanyl]acetyl]piperazine-1-carboxylate
  • 2-(3-(3-Benzyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)-1-(4-phenylpiperazin-1-yl)ethanone oxalate
  • Methyl 5-((3-(3-benzyl-1,2,4-oxadiazol-5-yl)azetidin-1-yl)methyl)furan-2-carboxylate oxalate
  • tert-Butyl 2-(prop-2-yn-1-ylcarbamoyl)pyrrolidine-1-carboxylate
  • L-Valyl-L-alanyl-L-threonyl-L-valyl-L-seryl-L-leucyl-L-prolyl-N~5~-(diaminomethylidene)-L-ornithine
  • 3-(3,5-dimethyl-4-isoxazolyl)-N-(2,3,4,9-tetrahydro-1H-carbazol-1-yl)propanamide
  • (2S, 4S)-1-N-Boc-4-bromo-proline
  • (4R)-tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate
  • 1-Phenyl-3-[4-(1H-1,2,4-triazol-1-yl)phenyl]-2-propen-1-one