And it mainly includes the action of 1,3-diethylene alkylation and acidyl; the action of addition of carbonyl compound; the action of chlorortrimethys:lane and the reaction of diethy lene.

对碳负离子─—1，3-二噻烷的合成方法及其在有机合成上的用进行比较系统的介绍，主要介绍1，3-二噻烷的烃化化反，与羰化合物的加成反，与氯化三甲硅的反及1，3-二噻烷的还原反。