作者:Daniel R. Goldberg、Jeffrey A. Hansen、Raymond J. Giguere
DOI:10.1016/s0040-4039(00)61435-1
日期:1993.12
The tandem intramolecular Diels-Alder (TIMDA) reaction of ketone 3 is reported. The reaction proceeds under mild conditions (BF3·Et2O, O °C) and affords two tetracyclic products diastereoselectively. TIMDA substrate 3 is prepared in a convergent manner from 1,5-pentanediol.