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以乙醇钠为碱，由 ２－ （１，４－ 亚丁二硫基）亚甲基芳甲酰丙酮与芳醛的缩合反应得到标题化合物，其立体化学经１ Ｈ Ｎ Ｍ Ｒ 验证为 Ｅ－ 构型。
The title compound was obtained from the condensation of 2- (1,4-butadithianyl) methylenecarbanylacetone with an aromatic aldehyde using sodium ethoxide as a base. The stereochemistry was verified by 1 H N M R to be E-form type.