1-Butoxy-4-eth-1-ynylbenzene

Also known as: 1-BUTOXY-4-ETH-1-YNYLBENZENE, 1-BUTOXY-4-ETHYNYL-BENZENE, 1-butoxy-4-ethynylbenzene, 4-Butoxyethynylbenzene, 4-Butoxyphenylacetylene, 4-butyloxyphenylacetylene, 4-n-Butoxyphenylacetylene, 4-n-butyloxyphenylacetylene, Benzene, 1-butoxy-4-ethynyl-

1-Butoxy-4-eth-1-ynylbenzene (CAS 79887-15-3) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C12H14O and a molecular weight of 174.23900 g/mol. Key properties include a boiling point of 252.9ºC at 760 mmHg, a density of 0.97g/cm3 and a flash point of 100.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 79887-15-3
Jingsj CID: J-1386005-3
Molecular Formula: C₁₂H₁₄O
Molecular Weight: 174.23900 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	252.9ºC at 760 mmHg
Density	0.97g/cm3
Flash Point	100.5ºC
Exact Mass	174.10400
PSA	9.23000
LogP	2.84680
Refractive Index	1.514

Customs & Trade Information

HS Code	2909309090
Summary	2909309090 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-Butoxy-4-eth-1-ynylbenzene?

The CAS number of 1-Butoxy-4-eth-1-ynylbenzene is 79887-15-3.

What are the molecular formula and molecular weight of 1-Butoxy-4-eth-1-ynylbenzene?

1-Butoxy-4-eth-1-ynylbenzene has molecular formula C12H14O and molecular weight 174.23900 g/mol.

What are the upstream and downstream products of 1-Butoxy-4-eth-1-ynylbenzene?

For 1-Butoxy-4-eth-1-ynylbenzene, Upstream Products: 4-Iodophenol, 4-[(Trimethylsilyl)ethynyl]phenol, 4-Bromophenol; Downstream Products: 4'-Butoxyacetophenone.

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

Last updated: 8/21/2026

How to cite: Jingsj. "1-Butoxy-4-eth-1-ynylbenzene (CAS 79887-15-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1386005-3 (accessed 2026-11-06).

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