Platinum-Catalyzed Synthesis of β-Keto Tetrahydropyrans and Cyclic Dienolethers
作者:Qiren Liang、Mingxing Qian、Mina Razzak、Jef K. De Brabander
DOI:10.1002/asia.201100113
日期:2011.8.1
Depending on the presence of a suitably placed alcohol group proximal or distal to the propargylic center, a cyclo‐reorganization occurs that delivers either valuable β‐keto tetrahydropyrans (from propargylic alcohols), or cyclicdienolethers (from propargylic esters).