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Atomfair 1-Ethyl-4-((4-(trans-4-propylcyclohexyl)phenyl)ethynyl)benzene C25H30

Description 1-Ethyl-4-((4-(trans-4-propylcyclohexyl)phenyl)ethynyl)benzene (CAS No. 107949-21-3) is a high-purity organic compound with the molecular formula C25H30, designed for advanced research and industrial applications. This aromatic liquid crystal intermediate features a rigid ethynyl-linked biphenyl core with an ethyl and trans-4-propylcyclohexyl substituent, offering exceptional thermal stability and mesomorphic properties. Its precisely controlled trans-configuration ensures optimal performance in liquid crystal formulations. Supplied as a colorless to pale-yellow liquid or low-melting solid (exact form specified per batch), it is packaged under inert gas to prevent degradation. Each lot undergoes rigorous HPLC, GC-MS, and NMR analysis to guarantee >98% purity (GC), with trace metal content below…

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Description

Description

1-Ethyl-4-((4-(trans-4-propylcyclohexyl)phenyl)ethynyl)benzene (CAS No. 107949-21-3) is a high-purity organic compound with the molecular formula C25H30, designed for advanced research and industrial applications. This aromatic liquid crystal intermediate features a rigid ethynyl-linked biphenyl core with an ethyl and trans-4-propylcyclohexyl substituent, offering exceptional thermal stability and mesomorphic properties. Its precisely controlled trans-configuration ensures optimal performance in liquid crystal formulations. Supplied as a colorless to pale-yellow liquid or low-melting solid (exact form specified per batch), it is packaged under inert gas to prevent degradation. Each lot undergoes rigorous HPLC, GC-MS, and NMR analysis to guarantee >98% purity (GC), with trace metal content below 10 ppm. Ideal for developing advanced display materials, this compound shows particular promise in high-response-speed LC mixtures for next-generation photonic devices.

  • CAS No: 107949-21-3
  • Molecular Formula: C25H30
  • Molecular Weight: 330.5
  • Exact Mass: 330.234750957
  • Monoisotopic Mass: 330.234750957
  • IUPAC Name: 1-ethyl-4-[2-[4-(4-propylcyclohexyl)phenyl]ethynyl]benzene
  • SMILES: CCCC1CCC(CC1)C2=CC=C(C=C2)C#CC3=CC=C(C=C3)CC
  • Synonyms: 107949-21-3, 1-Ethyl-4-((4-(trans-4-propylcyclohexyl)phenyl)ethynyl)benzene, 1-[(4-ETHYLPHENYL)ETHYNYL]-4-(TRANS-4-PROPYLCYCLOHEXYL)BENZENE, 202205-77-4, TRANS-1-(2-(4-ETHYLPHENYL)ETHYNYL)-4-(4-PROPYLCYCLOHEXYL)BENZENE

Application

This compound serves as a key intermediate in synthesizing high-performance liquid crystals for display technologies, particularly in TFT-LCD applications where its trans-cyclohexyl configuration enhances response times. Researchers utilize it to develop low-viscosity LC mixtures with wide nematic phase ranges (-20??C to +120??C). Its molecular structure contributes to improved dielectric anisotropy in electro-optical devices. The compound also finds use in organic semiconductor research due to its extended ??-conjugation system.

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