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Structure of 29074-77-9
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1-Ethyl-3-ethynylbenzene features a conjugated alkyne tethered to an aromatic ring, enabling efficient coupling reactions in cross-coupling and click chemistry. The ethyl group provides steric and electronic modulation, enhancing solubility and reactivity in synthetic workflows. This molecule integrates readily into complex architectures requiring defined spatial orientation and functional handle accessibility.
1-Ethyl-3-ethynylbenzene serves as a versatile building block in transition-metal-catalyzed coupling reactions, enabling efficient access to substituted biaryls and extended conjugated systems. The terminal alkyne functionality exhibits high compatibility with Sonogashira and Glaser-type couplings, while the ethyl-substituted aromatic ring provides steric and electronic modulation. Bench-stable and readily purified by column chromatography, it facilitates reproducible synthesis of complex molecular architectures in medicinal chemistry and materials science applications.
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GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H312-H332
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P330-P363-P501
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Lot numbers can be found on the outside label of a product: