Intramolecular Prins cyclisations for the stereoselective synthesis of bicyclic tetrahydropyrans
作者:Jon D. Elsworth、Christine L. Willis
DOI:10.1039/b717078e
日期:——
prepared in 71% yield from ethyl (R)-3-hydroxybutanoate and on reaction with a series of aldehydes in the presence of TMSOTf gave bicyclic oxygen heterocycles in good yields and with the creation of three new stereogenic centres in a single pot.