Description

1-Fluoro-4-((4-propylphenyl)ethynyl)benzene (CAS No. 145698-32-4) is a high-purity organic compound with the molecular formula C₁₇H₁₅F. This fluorinated aromatic alkyne derivative is characterized by its unique structural features, including a propylphenyl group and a fluoro-substituted benzene ring connected via an ethynyl bridge. The compound is supplied as a crystalline solid or powder, with typical purity levels ≥95% (HPLC). It is soluble in common organic solvents such as dichloromethane, THF, and toluene but exhibits limited solubility in water. This product is ideal for researchers in materials science, organic synthesis, and pharmaceutical development, particularly for applications requiring rigid, conjugated systems. Proper storage under inert atmosphere at 2-8°C is recommended to maintain stability.

Properties

• CAS Number: 145698-32-4
• Complexity: 292
• IUPAC Name: 1-fluoro-4-[2-(4-propylphenyl)ethynyl]benzene
• InChI: InChI=1S/C17H15F/c1-2-3-14-4-6-15(7-5-14)8-9-16-10-12-17(18)13-11-16/h4-7,10-13H,2-3H2,1H3
• InChI Key: VQFRZGGKKHHZML-UHFFFAOYSA-N
• Exact Mass: 238.115778641
• Molecular Formula: C17H15F
• Molecular Weight: 238.30
• SMILES: CCCC1=CC=C(C=C1)C#CC2=CC=C(C=C2)F
• Monoisotopic Mass: 238.115778641
• Synonyms: 145698-32-4, 1-Fluoro-4-((4-propylphenyl)ethynyl)benzene, Benzene, 1-[(4-fluorophenyl)ethynyl]-4-propyl-, 1-fluoro-4-[2-(4-propylphenyl)ethynyl]benzene, 1-Fluoro-4-[(4-propylphenyl)ethynyl]benzene, 1-fluoro-4-(2-(4-propylphenyl)ethynyl)benzene, 3PFPa, SCHEMBL28257464, DTXSID50622372, MFCD34596844, BS-49233, E85263

Application

1-Fluoro-4-((4-propylphenyl)ethynyl)benzene serves as a valuable building block in organic electronics due to its extended π-conjugation system. Researchers utilize this compound in the synthesis of liquid crystalline materials and semiconducting polymers for OLED applications. The fluorine substitution pattern makes it particularly useful for tuning electronic properties in advanced materials. It has also shown potential as an intermediate in pharmaceutical research for the development of kinase inhibitors.

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