Stereoselective double ring closing metathesis reactions in the synthesis of spirocyclic compounds
作者:Debra J Wallace、Cameron J Cowden、Derek J Kennedy、Michael S Ashwood、Ian F Cottrell、Ulf-H Dolling
DOI:10.1016/s0040-4039(00)00095-2
日期:2000.3
The first diastereoselective double ring closing metathesis reaction to afford a spirocyclic compound is reported. Cyclisation of amino acid derived tetraenes 7 selectively afforded spirocyclic compounds 8.