Friedel-Crafts-Type Alkylation with Bromodifluoro(phenylsulfanyl)methane through α-Fluorocarbocations: Syntheses of Thioesters, Benzophenones and Xanthones
作者:Chutima Kuhakarn、Nakin Surapanich、Siriporn Kamtonwong、Manat Pohmakotr、Vichai Reutrakul
DOI:10.1002/ejoc.201100715
日期:2011.10
Bromodifluoro(phenylsulfanyl)methane undergoes a Friedel–Crafts-type alkylation, through α-fluorocarbocations, with activated aromatic compounds yielding thioesters and/or benzophenones. The methodology has been applied to the synthesis of naturally occurring xanthone derivatives.
溴二氟(苯硫基)甲烷通过 α-氟碳阳离子与活化的芳族化合物发生弗瑞德-克拉夫茨型烷基化反应,生成硫酯和/或二苯甲酮。该方法已应用于合成天然存在的呫吨酮衍生物。