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3-Ethynylanisole

CAS 768-70-7CH3OC6H4C≡CHChemical Synthesis

3-Ethynylanisole (CAS 768-70-7), with the molecular formula C9H8O and a molar mass of 132.16 g/mol, is a valuable organic building block. It is primarily utilised in chemical synthesis and serves as a key intermediate in the development of more complex organic molecules. Its terminal alkyne functionality makes it a versatile reactant for various coupling and addition reactions, contributing to advancements in material science and medicinal chemistry.

IUPAC
1-Ethynyl-3-methoxybenzene
Synonyms
1-Ethynyl-3-methoxybenzene
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3-Ethynylanisole (CH3OC6H4C≡CH) — chemical structure, CAS 768-70-7; Chemistry, fine chemical supplied by Tech Serve Solutions
AlkynesBuilding BlocksChemical SynthesisOrganic Building BlocksTerminal
01 /Applications

Organic Synthesis Intermediate

3-Ethynylanisole is employed as a foundational component in multi-step organic syntheses. Its reactive terminal alkyne group readily participates in reactions such as Sonogashira couplings and click chemistry, facilitating the construction of intricate molecular architectures.

Pharmaceutical Research

This compound serves as a building block in the discovery and development of new pharmaceutical agents. Its structure can be incorporated into potential drug candidates, aiding in the exploration of novel therapeutic pathways and molecular targets.

Material Science

The alkyne functionality of 3-Ethynylanisole can be exploited in the synthesis of novel polymers and advanced materials. Its incorporation can influence material properties such as thermal stability and conductivity.

02 /Properties
Molecular weight132.16
Linear formulaCH3OC6H4C≡CH
Assay96%
Boiling point204-210 °C(lit.)
Density1.04 g/mL at 25 °C(lit.)
Refractive indexn20/D 1.555(lit.)
03 /Safety & handling
Protective equipmentEyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US)
Flash point76 °C / 168.8 °F
Transport (UN / ADR)UN 3334
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.

04 /Identifiers & registry
CAS number
768-70-7
MDL number
MFCD00160810
PubChem substance
24874079
05 /Quality & supply

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.

06 /Frequently asked questions

What is 3-Ethynylanisole primarily used for?

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3-Ethynylanisole is primarily used as an intermediate in organic synthesis, a building block in pharmaceutical research, and in material science applications.

What are the CAS number and molecular formula for 3-Ethynylanisole?

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The CAS number for 3-Ethynylanisole is 768-70-7, and its molecular formula is C9H8O.

What grade and purity does Tech Serve Solutions supply?

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Tech Serve Solutions supplies 3-Ethynylanisole with an assay of 96%. TSS does not represent this product as USP, BP, EP, or pharmacopoeia grade.

How should 3-Ethynylanisole be handled safely?

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Handling 3-Ethynylanisole requires appropriate personal protective equipment, including eyeshields, gloves, and suitable respiratory protection. It has a flash point of 76 °C (168.8 °F). Always consult the Safety Data Sheet (SDS) before use.

Is 3-Ethynylanisole a controlled substance?

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The provided data does not indicate that 3-Ethynylanisole is a controlled substance.

How is 3-Ethynylanisole packed and shipped?

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3-Ethynylanisole is packed and shipped according to relevant regulations for chemical transport. As a global supplier and exporter, Tech Serve Solutions ensures compliance with international shipping standards.

How can I request a quote or sample of 3-Ethynylanisole?

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To request a quote or a sample of 3-Ethynylanisole, please contact our sales team through the website or by phone, providing your contact details and required quantity.

Need 3-Ethynylanisole in a specific grade or volume?