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Atomfair 1-Ethynyl-3,5-difluorobenzene C8H4F2

Description 1-Ethynyl-3,5-difluorobenzene (CAS No. 151361-87-4) is a high-purity aromatic compound with the molecular formula C8H4F2. This specialty chemical features an ethynyl group attached to a 3,5-difluorobenzene ring, making it a valuable building block for advanced organic synthesis, pharmaceutical intermediates, and materials science research. Its unique structure enables applications in cross-coupling reactions, click chemistry, and the development of fluorinated polymers. Available in research quantities with >95% purity (GC), this compound is rigorously tested for consistency and stability. Suitable for use in inert atmospheres due to its reactive alkyne functionality. Store under nitrogen at -20??C to maintain optimal stability.

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Description

Description

1-Ethynyl-3,5-difluorobenzene (CAS No. 151361-87-4) is a high-purity aromatic compound with the molecular formula C8H4F2. This specialty chemical features an ethynyl group attached to a 3,5-difluorobenzene ring, making it a valuable building block for advanced organic synthesis, pharmaceutical intermediates, and materials science research. Its unique structure enables applications in cross-coupling reactions, click chemistry, and the development of fluorinated polymers. Available in research quantities with >95% purity (GC), this compound is rigorously tested for consistency and stability. Suitable for use in inert atmospheres due to its reactive alkyne functionality. Store under nitrogen at -20??C to maintain optimal stability.

  • CAS No: 151361-87-4
  • Molecular Formula: C8H4F2
  • Molecular Weight: 138.11
  • Exact Mass: 138.02810645
  • Monoisotopic Mass: 138.02810645
  • IUPAC Name: 1-ethynyl-3,5-difluorobenzene
  • SMILES: C#CC1=CC(=CC(=C1)F)F
  • Synonyms: 1-Ethynyl-3,5-difluorobenzene, 151361-87-4, DTXSID40400843, DTXCID30351698, 626-084-4

Application

1-Ethynyl-3,5-difluorobenzene serves as a key precursor in Sonogashira coupling reactions for creating conjugated systems in organic electronics. The compound’s fluorinated aromatic ring enhances its utility in pharmaceutical development, particularly for PET radiotracer synthesis. Researchers also employ it as a monomer for synthesizing fluorinated polyacetylenes with unique optoelectronic properties.

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