1-Methoxy-4-(phenylethynyl)benzene

Also known as: Anisole, p-(phenylethynyl)-, 1-(Phenylethynyl)-4-methoxybenzene, 4-Methoxydiphenylacetylene, 4-(Phenylethynyl)anisole, 4-Methoxytolan, p-Methoxytolan, 1-(4-Methoxyphenyl)-2-phenylacetylene, 1-(p-Methoxyphenyl)-2-phenylacetylene, 1-Methoxy-4-phenylethynyl-benzene, 1-[2-(4-Methoxyphenyl)ethynyl]benzene, 2-(4-Methoxyphenyl)-1-phenylethyne, Benzene, 1-methoxy-4-(2-phenylethynyl)-, Methyl 4-(phenylethynyl)phenyl ether

1-Methoxy-4-(phenylethynyl)benzene (CAS 7380-78-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C15H12O and a molecular weight of 208.255 g/mol. Key properties include a boiling point of 339.0±25.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 155.4±18.9 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 7380-78-1
Jingsj CID: J-1473272-0
Molecular Formula: C₁₅H₁₂O
Molecular Weight: 208.255 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	339.0±25.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	155.4±18.9 °C
Exact Mass	208.088821
PSA	9.23000
LogP	4.70
Vapor Pressure	0.0±0.7 mmHg at 25°C
Refractive Index	1.606

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-Methoxy-4-(phenylethynyl)benzene?

The CAS number of 1-Methoxy-4-(phenylethynyl)benzene is 7380-78-1.

What are the molecular formula and molecular weight of 1-Methoxy-4-(phenylethynyl)benzene?

1-Methoxy-4-(phenylethynyl)benzene has molecular formula C15H12O and molecular weight 208.255 g/mol.

What are the upstream and downstream products of 1-Methoxy-4-(phenylethynyl)benzene?

For 1-Methoxy-4-(phenylethynyl)benzene, Upstream Products: 4-Methoxyphenylboronic acid, Phenylacetylene, 4-Iodoanisole; Downstream Products: 4-Methoxybenzoic acid, 4-Methoxybenzophenone, Methyl benzoate.

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-Methoxy-4-(phenylethynyl)benzene (CAS 7380-78-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1473272-0 (accessed 2026-11-09).

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