174967-71-6Relevant academic research and scientific papers
Cyclopentannulation by an iterative process of sequential Claisen rearrangement and enyne radical closure: Routes to triquinane and propellane systems and use in the synthesis of (±)-ceratopicanol
Clive,Magnuson,Manning,Mayhew
, p. 2095 - 2108 (1996)
Cycloalkenyl acetylenes 4, which are easily prepared from allylic alcohols by Claisen rearrangement and homologation (1 → 4), generally undergo radical cyclization (4 → 6) on treatment with stannyl radicals. The products (6) can themselves be converted in
