A recyclable copper(ii) catalyst for the annulation of phenols with 1,3-dienes
作者:Luis A. Adrio、King Kuok (Mimi) Hii
DOI:10.1039/b719465j
日期:——
Air- and moisture-stable Cu(OTf)2–bipy catalyses the addition of phenols to 1,3-dienes under aerobic conditions in a tandem hydroalkoxylation–rearrangement–hydroalkylation sequence, furnishing O-heterocycles in moderate to good yields, and can be recycled without any loss in catalytic activity.