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1-ethynyl-4-octylbenzene

Also known as: (4-octylphenyl)acetylene, 1-ETH-1-YNYL-4-(OCTYL)BENZENE, 1-ETHYNYL-4-OCTYL-BENZENE, 1-Eth-1-ynyl-4-octylbenzene, 4-Ethynyloctylbenzene, 4-Octylphenylacetylene, 4-n-Octylphenylacetylene, 4-octylphenyacetylene, Benzene, 1-ethynyl-4-octyl-, P-ETHYNYLOCTYLBENZENE

1-ethynyl-4-octylbenzene (CAS 79887-13-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H22 and a molecular weight of 214.34600 g/mol. Key properties include a boiling point of 299ºC at 760 mmHg, a density of 0.89g/cm3 and a flash point of 128.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
79887-13-1
Jingsj CID
J-24741-6
Molecular Formula
C16H22
Molecular Weight
214.34600 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point299ºC at 760 mmHg
Density0.89g/cm3
Flash Point128.9ºC
Exact Mass214.17200
LogP4.57090
Refractive Index1.505

Customs & Trade Information

HS Code2902909090
Summary2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-ethynyl-4-octylbenzene?

The CAS number of 1-ethynyl-4-octylbenzene is 79887-13-1.

What are the molecular formula and molecular weight of 1-ethynyl-4-octylbenzene?

1-ethynyl-4-octylbenzene has molecular formula C16H22 and molecular weight 214.34600 g/mol.

What are the upstream and downstream products of 1-ethynyl-4-octylbenzene?

For 1-ethynyl-4-octylbenzene, Upstream Products: Dimethyl (1-diazo-2-oxopropyl)phosphonate, 4-Octylbenzaldehyde, Trimethylsilylacetylene.

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

Last updated:

How to cite: Jingsj. "1-ethynyl-4-octylbenzene (CAS 79887-13-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-24741-6 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.