Synthesis of nonenolizable 6-hydroxy-2,4-cycloheptadien-1-ones
作者:Ingo Stohrer、H.Martin R. Hoffmann
DOI:10.1016/s0040-4020(01)89850-1
日期:1992.1
8-Oxabicyclo[3.2.1]oct-6-en-3-ones 3 with a quaternary centre adjacent to the carbonyl group have been converted into 6-hydroxy-2,4-cycloheptadien-1-ones 1 with zirconium tetrachloride/piperidine (1:1).