偕二金属有机试剂与氯化三烷基锡和碘的非对映选择性反应

Diastereoselective reactions of organogembismetallic reagents with trialkyltin chloride and iodine

研究了偕二金属有机试剂３与氯化三烷基锡和碘的非对映选择性反应。反应表现出高度的非对映立体选择性，以１为基准（５步反应）的产率优良。提出了可能的反应机理。

The diastereoselective reactions of organogembismetallic reagent 3 with trialkyltin chloride and iodine were studied. The high diastereoselectivities wereobserved in these reactions. The isolated yields, based on 1(5 steps), are good. The possible reaction mechanism is proposed.