4-Ethynylanisole
4-Ethynylanisole (CAS 768-60-5), with the molecular formula C9H8O and a molar mass of 132.16 g/mol, is a versatile organic compound. It features a terminal alkyne group and a methoxy-substituted phenyl ring, making it a valuable building block in organic synthesis. This compound is primarily utilised in the creation of more complex molecules and in various chemical research applications.
- IUPAC
- 1-Ethynyl-4-methoxybenzene
Synthesis of Photoluminescent Compounds
4-Ethynylanisole has been employed in the synthesis of photoluminescent 1,2-dihydrophosphinines. This application leverages a [4 + 2] cycloaddition reaction, highlighting its utility in creating novel luminescent materials.
Triazole Synthesis
It serves as a key component in a copper-catalyzed, three-component synthesis of trisubstituted 1,2,4-triazoles. This method also incorporates an arylboronic acid and sodium azide, demonstrating its role in multicomponent reactions.
Gold(III)-Catalyzed Reactions
The compound participates in studies concerning gold(III)-catalyzed hydroamination of alkynes. This research pathway leads to the formation of N-vinylindoles, showcasing its reactivity in organometallic catalysis.
| Molecular weight | 132.16 |
|---|---|
| Linear formula | CH3OC6H4C≡CH |
| Assay | 97% |
| Boiling point | 87-91 °C/11 mmHg(lit.) |
| Density | 1.019 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.563(lit.) |
| Application | 4-Ethynylanisole was used:• in the synthesis of photoluminescent 1,2-dihydrophosphinines via a [4 + 2] cycloaddition1• along with an arylboronic acid and sodium azide in a copper-catalyzed, three-component synthesis of trisubstituted 1,2,4-triazoles2• in a study of a gold (III)-catalyzed hydroamination of alkynes leading to N-vinylindoles3. |
| Melting point | 28-29 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | 82 °C / 179.6 °F |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Ethynylanisole used for?
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4-Ethynylanisole is used as a building block in organic synthesis, including the preparation of photoluminescent compounds, trisubstituted triazoles, and N-vinylindoles, and in various chemical research applications.
What are the CAS number and formula for 4-Ethynylanisole?
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The CAS number for 4-Ethynylanisole is 768-60-5 and its linear formula is CH3OC6H4C≡CH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Ethynylanisole with a minimum purity of 97%. We do not represent this product as meeting USP, BP, EP, or any other pharmacopoeia standards.
How should 4-Ethynylanisole be handled?
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Handling 4-Ethynylanisole requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is also recommended. It has a flash point of 82 °C (179.6 °F).
Can Tech Serve Solutions export 4-Ethynylanisole globally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-Ethynylanisole.
How can I request a quote or sample of 4-Ethynylanisole?
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To request a quote or sample of 4-Ethynylanisole, please contact our sales team through the website or by phone.
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