Alkylmercury chloride bearing electron-deficient olefin 3 undergoes a Michael reaction intramolecularly via hypervalent intermediates 10 by the double activation method mediated by a Lewis acid and iodide anion to provide spirocyclic compounds 4 and 5.
带有缺电子的烯烃3的
氯化烷基
汞通过高价中间体10通过
路易斯酸和
碘阴离子介导的双重活化方法进行分子内迈克尔反应,得到
螺环化合物4和5。