≥97%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
1-Ethynyl-2-fluorobenzene, a fluorinated benzene derivative, is a terminal alkyne.
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-dpyrimidin-2-one and 4-(2-fluorophenylethynyl)-3-methyl-5-phenylisoxazole.
| Pubchem Sid | 504759735 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504759735 |
| Canonical Smiles | C#CC1=CC=CC=C1F |
| IUPAC Name | 1-ethynyl-2-fluorobenzene |
| InChIKey | YFPQIXUNBPQKQR-UHFFFAOYSA-N |
| INCHI | 1S/C8H5F/c1-2-7-5-3-4-6-8(7)9/h1,3-6H |
| Isomeric SMILES | C#CC1=CC=CC=C1F |
| WGK Germany | 3 |
| Molecular Weight | 120.13 |
| Reaxy-Rn | 2553289 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2553289&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Benzenoids |
| Class | Benzene and substituted derivatives |
| Subclass | Halobenzenes |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Fluorobenzenes |
| Alternative Parents | Aryl fluorides Acetylides Organofluorides Hydrofluorocarbons Hydrocarbon derivatives |
| Molecular Framework | Aromatic homomonocyclic compounds |
| Substituents | Fluorobenzene - Aryl halide - Aryl fluoride - Acetylide - Hydrofluorocarbon - Hydrocarbon derivative - Organofluoride - Organohalogen compound - Aromatic homomonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as fluorobenzenes. These are compounds containing one or more fluorine atoms attached to a benzene ring. |
| External Descriptors | Not available |
Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Date | Item |
|---|---|---|---|
 J2510071 | Certificate of Analysis | Oct 13, 2025 | E135295 |
| G2515051 | Certificate of Analysis | May 15, 2025 | E135295 |
| J2130533 | Certificate of Analysis | May 07, 2025 | E135295 |
| J2130534 | Certificate of Analysis | May 07, 2025 | E135295 |
| J2130535 | Certificate of Analysis | May 07, 2025 | E135295 |
| L2412105 | Certificate of Analysis | Aug 02, 2023 | E135295 |
| K2222461 | Certificate of Analysis | Dec 10, 2022 | E135295 |
| A2129190 | Certificate of Analysis | Nov 10, 2022 | E135295 |
| H1813136 | Certificate of Analysis | May 09, 2022 | E135295 |
| C2014033 | Certificate of Analysis | Jan 27, 2022 | E135295 |
| Refractive Index | 1.526 (lit.) |
|---|---|
| Flash Point(°F) | 98.6 °F |
| Flash Point(°C) | 37°C(lit.) |
| Boil Point(°C) | 150 °C (lit.) |
| Molecular Weight | 120.120 g/mol |
| XLogP3 | 2.300 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 1 |
| Exact Mass | 120.038 Da |
| Monoisotopic Mass | 120.038 Da |
| Topological Polar Surface Area | 0.000 Ų |
| Heavy Atom Count | 9 |
| Formal Charge | 0 |
| Complexity | 131.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
