1-Ethynyl-4-propylbenzene

4-正丙基乙炔

Also known as: 1-ETHYNYL-4-PROPYL-BENZENE, 1-Eth-1-ynyl-4-propylbenzene, 1-Ethynyl-4-n-propylbenzene, 4-Ethynylpropylbenzene, 4-N-PROPYLPHENYLACETYLENE, 4-PROPYLPHENYLACETYLENE, 4-Propylphenyl acetylene, 4-Propylphenylacetylen (1-Eth-1-ynyl-4-propylbenzene), 4-Propylphenylacetylene, Benzene, 1-ethynyl-4-propyl-, MFCD00173886, P-PROPYLETHYNYLBENZENE, P-PROPYLPHENYLACETYLENE

1-Ethynyl-4-propylbenzene (CAS 62452-73-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H12 and a molecular weight of 144.213 g/mol. It is also known as 1-ETHYNYL-4-PROPYL-BENZENE, 1-Eth-1-ynyl-4-propylbenzene and 1-Ethynyl-4-n-propylbenzene. Key properties include a boiling point of 204.9±19.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 67.1±15.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 62452-73-7
Jingsj CID: J-2648-0
Molecular Formula: C₁₁H₁₂
Chinese Name: 4-正丙基乙炔
Molecular Weight: 144.213 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	204.9±19.0 °C at 760 mmHg
Density	0.9±0.1 g/cm3
Flash Point	67.1±15.6 °C

Frequently Asked Questions

What is the CAS number of 1-Ethynyl-4-propylbenzene?

The CAS number of 1-Ethynyl-4-propylbenzene is 62452-73-7.

What are the molecular formula and molecular weight of 1-Ethynyl-4-propylbenzene?

1-Ethynyl-4-propylbenzene has molecular formula C11H12 and molecular weight 144.213 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-Ethynyl-4-propylbenzene (CAS 62452-73-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2648-0 (accessed 2026-10-22).

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