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Atomfair 4-Ethynyl-4′-pentyl-1,1′-biphenyl C19H20 CAS 80563-43-5

4-Ethynyl-4′-pentyl-1,1′-biphenyl (CAS No. 80563-43-5) is a high-purity organic compound with the molecular formula C19H20. This biphenyl derivative features an ethynyl group at the 4-position and a pentyl chain at the 4′-position, making it a valuable intermediate in synthetic chemistry and materials science. Its rigid biphenyl core combined with the terminal alkyne functionality allows for further functionalization via click chemistry or cross-coupling reactions. This compound is ideal for researchers developing liquid crystals, organic semiconductors, or advanced polymers. Supplied as a crystalline solid, it is characterized by HPLC, NMR, and mass spectrometry to ensure ≥95% purity. Store under inert conditions at 2-8°C…

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Description

4-Ethynyl-4′-pentyl-1,1′-biphenyl (CAS No. 80563-43-5) is a high-purity organic compound with the molecular formula C19H20. This biphenyl derivative features an ethynyl group at the 4-position and a pentyl chain at the 4′-position, making it a valuable intermediate in synthetic chemistry and materials science. Its rigid biphenyl core combined with the terminal alkyne functionality allows for further functionalization via click chemistry or cross-coupling reactions. This compound is ideal for researchers developing liquid crystals, organic semiconductors, or advanced polymers. Supplied as a crystalline solid, it is characterized by HPLC, NMR, and mass spectrometry to ensure ≥95% purity. Store under inert conditions at 2-8°C to maintain stability.

Properties

  • CAS Number: 80563-43-5
  • Complexity: 278
  • IUPAC Name: 1-ethynyl-4-(4-pentylphenyl)benzene
  • InChI: InChI=1S/C19H20/c1-3-5-6-7-17-10-14-19(15-11-17)18-12-8-16(4-2)9-13-18/h2,8-15H,3,5-7H2,1H3
  • InChI Key: SVHXPGWTCYKGGU-UHFFFAOYSA-N
  • Exact Mass: 248.156500638
  • Molecular Formula: C19H20
  • Molecular Weight: 248.4
  • SMILES: CCCCCC1=CC=C(C=C1)C2=CC=C(C=C2)C#C
  • Monoisotopic Mass: 248.156500638
  • Synonyms: 4-ETHYNYL-4′-PENTYL-1,1′-BIPHENYL, 80563-43-5, 1-ethynyl-4-(4-pentylphenyl)benzene, 4-ethynyl-4′-pentylbiphenyl, 4′-Ethynyl-4-pentyl-biphenyl, SCHEMBL7333567, DTXSID60392554, SVHXPGWTCYKGGU-UHFFFAOYSA-N, 4-(4-Pentylphenyl)phenylacetylene, AKOS002801515, SB66764, AS-61617, F16542

Application

4-Ethynyl-4′-pentyl-1,1′-biphenyl is widely used in the synthesis of liquid crystalline materials due to its rigid biphenyl core and flexible alkyl tail. It serves as a key intermediate in the development of organic semiconductors and optoelectronic devices. Researchers also employ it in click chemistry reactions to create functionalized polymers or dendrimers. Its structural properties make it suitable for studying self-assembly processes in soft matter systems.

Safety and Hazards

GHS Hazard Statements

  • Not Classified
  • Reported as not meeting GHS hazard criteria by 1 of 1 companies. For more detailed information, please visit ECHA C&L website.

Hazard Classes and Categories

  • Not Classified

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Disclaimer

Intended Use & Restrictions

This product is sold exclusively for laboratory research, analytical testing, or non-commercial purposes.

  • Strictly prohibited: Resale, repackaging, or formulation into commercial products.
  • Not approved for human/animal use, diagnostics, or manufacturing (including pharmaceuticals, agrochemicals, or consumer goods).

Patent & Regulatory Compliance

Certain molecules may be protected by active patents or regulatory restrictions.

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