Description

1,4-Ethyl-3,3,3,4-difluoro-1,1,1,2,1,3,1,4,1,5,1,6,2,1,2,2,2,3,2,4,2,5,2,6-dodecahydro-1,1,2,1:2,4,3,1-terphenyl (CAS No. 118164-50-4) is a high-purity fluorinated organic compound with the molecular formula C₂₀H₂₈F₂. This specialized chemical features a complex terphenyl backbone with ethyl and difluoro substitutions, offering unique steric and electronic properties. It is supplied as a research-grade material with ≥95% purity (HPLC), ideal for advanced applications in materials science and pharmaceutical research. The compound’s rigid, multi-cyclic structure makes it particularly valuable for studying liquid crystal behavior, polymer modification, and as a building block for sophisticated organic synthesis. Proper storage at 2-8°C under inert atmosphere is recommended to maintain stability.

Properties

• CAS Number: 118164-50-4
• Complexity: 327
• IUPAC Name: 4-[4-(4-ethylcyclohexyl)cyclohexyl]-1,2-difluoro-benzene
• InChI: InChI=1S/C20H28F2/c1-2-14-3-5-15(6-4-14)16-7-9-17(10-8-16)18-11-12-19(21)20(22)13-18/h11-17H,2-10H2,1H3
• InChI Key: WDECTZREPSJUQW-UHFFFAOYSA-N
• Exact Mass: 306.21590722
• Molecular Formula: C20H28F2
• Molecular Weight: 306.4
• SMILES: CCC1CCC(CC1)C2CCC(CC2)C3=CC(=C(C=C3)F)F
• Monoisotopic Mass: 306.21590722
• Synonyms: 118164-50-4, DTXSID10338644, 1~4~-Ethyl-3~3~,3~4~-difluoro-1~1~,1~2~,1~3~,1~4~,1~5~,1~6~,2~1~,2~2~,2~3~,2~4~,2~5~,2~6~-dodecahydro-1~1~,2~1~:2~4~,3~1~-terphenyl, DTXCID50289727, trans,trans-4-(3,4-Difluorophenyl)-4′-ethyl-1,1′-bi(cyclohexane), trans,trans-4-(3,4-Difluorophenyl)-4′-ethyl-bicyclohexyl, 4-[4-(4-ethylcyclohexyl)cyclohexyl]-1,2-difluorobenzene, trans-4-(3,4-Difluorophenyl)-trans-4′-ethylbicyclohexane, TRANS,TRANS-4-(3,4-DIFLUOROPHENYL)-4”-ETHYL-BICYCLOHEXYL, 4-[trans-4-(trans-4-Ethylcyclohexyl)cyclohexyl]-1,2-difluorobenzene, 4-(3,4-Difluorophenyl)-4′-ethyl-1,1′-bi(cyclohexyl), Benzene,4-[(trans,trans)-4′-ethyl[1,1′-bicyclohexyl]-4-yl]-1,2-difluoro-, 2bcHdFP, MFCD13188635, SCHEMBL3437346, SCHEMBL5683749, SCHEMBL5683754, 4-[4-(4-ethylcyclohexyl)cyclohexyl]-1,2-difluoro-benzene, Benzene, 4-(4′-ethyl[1,1′-bicyclohexyl]-4-yl)-1,2-difluoro-, 4-[(Trans,trans)-4′-ethyl[1,1′-bicyclohexyl] -4-yl]-1,2-difluorobenzene, AKOS015900564, AKOS015999141, AKOS024462424, DS-13323, CS-0153908, D3856, trans,trans-4-(3,4-Difluorophenyl)-4′-ethylbicyclohexyl, (1’R,4’R)-4-(3,4-difluorophenyl)-4′-ethylbi(cyclohexane), trans,trans-4-(3,4-Difluorophenyl)-4′-ethyl-1,1′-bi(cyclohexane), Trans,Trans-4-(3,4-Difluorophenyl)-4 inverted exclamation mark -Ethyl-1,1 inverted exclamation mark -Bi(Cyclohexane)

Application

This fluorinated terphenyl derivative serves as a key intermediate in liquid crystal display (LCD) formulations, where its rigid structure and fluorine substitution enhance dielectric anisotropy. Researchers utilize it as a model compound for studying steric effects in polycyclic aromatic systems. The material shows promise in advanced OLED development due to its electronic configuration and thermal stability.

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