STANNOUS (II) TRIFLATE PROMOTED REARRANGEMENT OF β-KETO SULFOXIDES. SYNTHESIS OF 1,4-DIKETONES
作者:Makoto Shimizu、Takahiko Akiyama、Teruaki Mukaiyama
DOI:10.1246/cl.1984.1531
日期:1984.9.5
Stannous triflate promotes rearrangement of β-keto sulfoxides to generate α-thiocarbocation, which in turn react with silyl enol ethers to give 2-arylsulfenyl-1,4-diketones in good yields.
三氟甲磺酸亚锡促进 β-酮亚砜的重排以产生 α-硫代碳正离子,后者又与甲硅烷基烯醇醚反应,以良好的产率得到 2-芳基亚硫基-1,4-二酮。