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1-Ethynyl-4-(pentyloxy)benzene

Also known as: 1-Eth-1-ynyl-4-(pentyloxy)benzene, 4-Ethynylphenyl pentyl ether, 4-n-Pentyloxyphenylacetylene, 4-Pentoxyphenylacetylene, 4-Pentyloxyphenylacetylene, Benzene, 1-ethynyl-4-(pentyloxy)-, MFCD00173877

1-Ethynyl-4-(pentyloxy)benzene (CAS 79887-16-4) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C13H16O and a molecular weight of 188.266 g/mol. Key properties include a boiling point of 271.1±23.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 112.1±18.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
79887-16-4
Jingsj CID
J-5340-7
Molecular Formula
C13H16O
Molecular Weight
188.266 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point271.1±23.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point112.1±18.3 °C
Exact Mass188.120117
PSA9.23000
LogP4.44
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.511

Customs & Trade Information

HS Code2909309090
Summary2909309090 other aromatic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-Ethynyl-4-(pentyloxy)benzene?

The CAS number of 1-Ethynyl-4-(pentyloxy)benzene is 79887-16-4.

What are the molecular formula and molecular weight of 1-Ethynyl-4-(pentyloxy)benzene?

1-Ethynyl-4-(pentyloxy)benzene has molecular formula C13H16O and molecular weight 188.266 g/mol.

What are the upstream and downstream products of 1-Ethynyl-4-(pentyloxy)benzene?

For 1-Ethynyl-4-(pentyloxy)benzene, Upstream Products: 1-Bromopentane, 1-Bromo-4-(pentyloxy)benzene, 4-(Pentyloxy)aniline; Downstream Products: 1H-Benzo[d][1,2,3]triazol-1-yl 4-(5-(4-(pentyloxy)phenyl)isoxazol-3-yl)benzoate, methyl 4-[5-(4-pentoxyphenyl)-1,2-oxazol-3-yl]benzoate.

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-(pentyloxy)benzene (CAS 79887-16-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-5340-7 (accessed 2026-11-09).

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