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467006

Sigma-Aldrich

1-Ethynyl-2-fluorobenzene

97%

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About This Item

Linear Formula:
FC6H4C≡CH
CAS Number:
Molecular Weight:
120.12
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

97%

refractive index

n20/D 1.526 (lit.)

bp

150 °C (lit.)

density

1.06 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

Fc1ccccc1C#C

InChI

1S/C8H5F/c1-2-7-5-3-4-6-8(7)9/h1,3-6H

InChI key

YFPQIXUNBPQKQR-UHFFFAOYSA-N

General description

1-Ethynyl-2-fluorobenzene, a fluorinated benzene derivative, is a terminal alkyne.

Application

1-Ethynyl-2-fluorobenzene has been employed in the cross-coupling of phenylacetylenes. It may be used in the preparation of 3-(2-deoxy-β-D-ribofuranosyl)-6-(2-fluorophenyl)-2,3-dihydrofuro-[2,3-d]pyrimidin-2-one and 4-(2-fluorophenylethynyl)-3-methyl-5-phenylisoxazole.

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

WGK

WGK 3

Flash Point(F)

closed cup

Flash Point(C)

closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Macromolecular Chemistry and Physics, 196, 1769-1769 (1995)
Synthesis of 3, 4, 5-Trisubstituted Isoxazoles through Gold-Catalyzed Cascade Cyclization- Oxidative Alkynylation and Cyclization-Fluorination of 2-Alkynone O-Methyloximes.
Song D-H and Ryu J-S.
Bull. Korean Chem. Soc., 35(19), 2635-2644 (2014)
Synthesis of Novel 1-Hydroxy-2-(1, 2, 3-triazol-1-yl) ethylphosphonates and 2-Hydroxy-3-(1, 2, 3-triazol-1-yl) propylphosphonates.
Glowacka IE, et al.
Phosphorus, Sulfur, and Silicon and the Related Elements, 186(3), 431-449 (2011)
Tetrahedron Letters, 35, 3689-3689 (1994)
Halophenyl furanopyrimidines as potent and selective anti-VSV agents.
McGuigan C, et al.
Antiviral Chem. Chemother., 14(3), 165-165 (2003)

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