An intramolecular aldol reaction of keto acetals 1, regioselectively
performed with Me3SiI–(Me3Si)2NH
leading to spirobicyclic compounds 2 and 3, has been applied to the
syntheses of (±)-spirojatamol and
(±)-erythrodiene.
酮
缩醛 1 与 Me3SiI-(Me3Si)2NH发生区域选择性分子内醛醇反应,生成螺
双环化合物 2 和 3,该反应已应用于 (±)-spirojatamol 和 (±)-erythrodiene 的合成。