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Structure of 78646-17-0
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Potassiumtert-pentoxide solution is a strong and sterically hindered alkoxide baseprepared by treating oil-free potassium hydride with anhydrous t-pentylalcohol in anhydrous solvent.Potassium tert-pentoxide solution can be used as a base in the:Wittig reaction of ketoesters with methyltriphenylphosphonium bromide to synthesize alkenes.Palladium-catalyzed Buchwald-Hartwig amination reaction.It can also be used:To prepare potassium tert-pentoxide-crown ether complexes, which is used as a Lewis base catalyst in Mukaiyama aldol reaction.As an activator for (difluoromethyl)trimethylsilane to generate difluoromethyl-carbanion which reacts with isothiocyanate to synthesize , -difluoromethyl thioamide.
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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-P264-P270-P271-P280-P302+P352-P304+P340-P330-P362+P364-P405-P501
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Lot numbers can be found on the outside label of a product: