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Structure of 62497-19-2
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2,4,6-Tri-(4-fluorophenyl)pyrylium tetrafluoroborate serves as a highly electrophilic pyrylium salt enabling efficient arylation of nucleophiles under mild conditions. Its fluorinated aryl substituents enhance stability and solubility in organic media, while the tetrafluoroborate counterion facilitates clean handling and purification. Functions as a versatile building block for functionalized heterocycles and advanced intermediates in synthetic organic chemistry.
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GHS Pictogram :
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GHS No : GHS05
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Signal Word : Danger
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UN#: 3261
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Class : 8
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Packing Group : Ⅱ
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Hazard Statements : H314
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Precautionary Statements : P260-P264-P280-P301+P330+P331-P304+P340-P363-P405-P501
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Lot numbers can be found on the outside label of a product: