Synthesis of α-methylene-δ valerolactones and α-methylenecyclohexanones via radical cyclization of propiolates and acetylenic ketones
作者:Eun Lee、Chang Uk Hur、Cheol Min Park
DOI:10.1016/s0040-4039(00)97799-2
日期:1990.1
Synthesis of α-methylene-δ-valerolactones and α-methylenecyclohexanones is readily achieved via intramolecular radical cyclization of propiolates and acetylenicketones mediated by the addition of stannyl radicals.