Regio- and stereocotrolled synthesis of vinylstannanes was achieved by intermolecular addition reaction of α-alkoxycarbonyl-β-stannylvinyl radicals to activated alkenes. Under high dilution conditions cyclohexene derivatives were obtained via [2+2+2] radical annulation reaction.
                                    通过α-烷氧基羰基-β-
锡烷基
乙烯基自由基与活化烯烃的分子间加成反应实现了
乙烯基锡烷的区域和立体催化合成。在高稀释度条件下,通过[2 + 2 + 2]自由基环化反应获得了
环己烯衍
生物。