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Structure of 1256805-99-8
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2-Ethynyl-3-methoxypyridine features a conjugated alkyne tethered to a pyridine ring bearing a methoxy group, enabling efficient copper-catalyzed coupling reactions. This electron-deficient heterocycle integrates readily into complex molecular architectures, offering enhanced solubility and stability under standard conditions.
2-Ethynyl-3-methoxypyridine serves as a versatile building block in transition-metal-catalyzed coupling reactions, enabling efficient access to substituted pyridine derivatives. Its terminal alkyne functionality facilitates Sonogashira and Glaser-type couplings with high functional group tolerance. The methoxy group enhances solubility and directs regioselective transformations, while the compound exhibits excellent bench stability and ease of purification—ideal for synthetic workflows in medicinal chemistry and materials science.
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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: