1-ethoxy-4-[2-(4-pentylphenyl)ethynyl]benzene

1-乙氧基-4-((4-戊基苯基)乙炔基)苯

Also known as: 1-[(4-Ethoxyphenyl)ethynyl]-4-pentylbenzene, 1-(4-Ethoxyphenyl)ethynyl-4-n-pentylbenzene, 1-(2-(4-Ethoxyphenyl)ethynyl)-4-pentylbenzene, 1-ethoxy-4-[(4-pentylphenyl)ethynyl]benzene, 4-ethoxy-1-[2-(4-pentylphenyl)ethynyl]benzene, Benzene, 1-ethoxy-4-[(4-pentylphenyl)ethynyl]-, Benzene, 1-ethoxy-4-[2-(4-pentylphenyl)ethynyl]-

1-ethoxy-4-[2-(4-pentylphenyl)ethynyl]benzene (CAS 95480-29-8) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C21H24O and a molecular weight of 292.415 g/mol. It is also known as 1-[(4-Ethoxyphenyl)ethynyl]-4-pentylbenzene, 1-(4-Ethoxyphenyl)ethynyl-4-n-pentylbenzene and 1-(2-(4-Ethoxyphenyl)ethynyl)-4-pentylbenzene. Key properties include a melting point of 62ºC Nematic 89ºC Isotropic, a boiling point of 418.8±38.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 206.2±22.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
95480-29-8
Jingsj CID
J-47131-6
Molecular Formula
C21H24O
Chinese Name
1-乙氧基-4-((4-戊基苯基)乙炔基)苯
Molecular Weight
292.415 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point62ºC Nematic 89ºC Isotropic
Boiling Point418.8±38.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point206.2±22.5 °C

Frequently Asked Questions

What is the CAS number of 1-ethoxy-4-[2-(4-pentylphenyl)ethynyl]benzene?

The CAS number of 1-ethoxy-4-[2-(4-pentylphenyl)ethynyl]benzene is 95480-29-8.

What are the molecular formula and molecular weight of 1-ethoxy-4-[2-(4-pentylphenyl)ethynyl]benzene?

1-ethoxy-4-[2-(4-pentylphenyl)ethynyl]benzene has molecular formula C21H24O and molecular weight 292.415 g/mol.

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

Last updated:

How to cite: Jingsj. "1-ethoxy-4-[2-(4-pentylphenyl)ethynyl]benzene (CAS 95480-29-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47131-6 (accessed 2026-10-24).

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