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Structure of 80279-50-1
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Pyrylium tetrafluoroborate serves as a highly reactive electrophilic synthon for the efficient construction of oxygen-containing heterocycles. Its stability under ambient conditions enables straightforward handling, while its pronounced reactivity facilitates regioselective functionalization in polar solvents. The tetrafluoroborate counterion enhances solubility and minimizes side reactions, making it well-suited for bench-scale synthesis of substituted pyran derivatives and key intermediates in natural product and pharmaceutical scaffolds.
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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-H315-H319-H335
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Precautionary Statements : P261-P280-P302+P352
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Lot numbers can be found on the outside label of a product: