1-[(3,4-Difluorophenyl)ethynyl]-4-ethylbenzene

1-(3,4-二氟苯乙炔)-4-乙基苯

Also known as: 4-[(4-Ethylphenyl)ethynyl]-1,2-difluorobenzene, 4-[2-(4-Ethylphenyl)ethynyl]-1,2-difluorobenzene, Ethyl-3,4-difluorodiphenylacetylene, 1-(3,4-Difluorophenylacetylene)-4-ethylbenzene, Benzene, 4-[(4-ethylphenyl)ethynyl]-1,2-difluoro-, MFCD17392901

1-[(3,4-Difluorophenyl)ethynyl]-4-ethylbenzene (CAS 145698-42-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H12F2 and a molecular weight of 242.26300 g/mol. It is also known as 4-[(4-Ethylphenyl)ethynyl]-1,2-difluorobenzene, 4-[2-(4-Ethylphenyl)ethynyl]-1,2-difluorobenzene and Ethyl-3,4-difluorodiphenylacetylene. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 145698-42-6
Jingsj CID: J-1054189-8
Molecular Formula: C₁₆H₁₂F₂
Chinese Name: 1-(3,4-二氟苯乙炔)-4-乙基苯
Molecular Weight: 242.26300 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-[(3,4-Difluorophenyl)ethynyl]-4-ethylbenzene?

The CAS number of 1-[(3,4-Difluorophenyl)ethynyl]-4-ethylbenzene is 145698-42-6.

What are the molecular formula and molecular weight of 1-[(3,4-Difluorophenyl)ethynyl]-4-ethylbenzene?

1-[(3,4-Difluorophenyl)ethynyl]-4-ethylbenzene has molecular formula C16H12F2 and molecular weight 242.26300 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1-[(3,4-Difluorophenyl)ethynyl]-4-ethylbenzene (CAS 145698-42-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1054189-8 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.