A β-lactone-based route to cyclopentanes
✍
Cunxiang Zhao; Daniel Romo
📂
Article
📅
1997
🏛
Elsevier Science
🌐
French
⚖ 286 KB
Lewis acid promoted intramolecular additions of allylsilanes to I~-lactones proceed smoothly to give variously substituted cyclopentanes. A proposed transition state assembly for this reaction guided our efforts to improve the stereo.selectivity, A novel Fdedel-Cr'dts alkylation of ~-lactones is als