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由Weinreb酰胺制备三氟甲基甲酮
Leadbeater等人报道了由Weinreb酰胺制备三氟甲基甲酮的反应。结果显示,Weinreb酰胺和TMSCF3在CsF存在的情况下生成甲烷硅基化的中间体,随后与TBAF反应消去氨取代基,从而生成相应的三氟甲基酮。该反应适用于一系列Weinreb酰胺的反应,并使得三氟甲基酮避免了过三氟甲基化的风险。