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Sm/ZrCl4体系促进芳基二硫醚分子中S—S键的还原断裂反应
引用本文:刘晓丹,张松林.Sm/ZrCl4体系促进芳基二硫醚分子中S—S键的还原断裂反应[J].苏州大学学报(医学版),2009,25(3):72-75.
作者姓名:刘晓丹  张松林
作者单位:江苏省有机合成重点实验室,苏州大学,材料与化学化工学部,江苏,苏州,215123 
基金项目:江苏省有机合成重点实验室,科技部中小企业创新基金,姑苏创新创业领军人才计划 
摘    要:在THF介质中温和的条件下,Sm/ZrCl4体系促进芳基二硫醚S—S键还原断裂,原位生成硫负离子,进而与酰氯反应生成硫酯;与活性卤代烃反应得到硫醚;与α,β-不饱和酯(腈)得到β-硫代酯(腈).提供了一种新的有机硫化合物的合成方法.产物结构经红外光谱、核磁共振谱得到了证实.

关 键 词:二硫醚    四氯化锆  有机硫化合物

Sm/ZrCl4 system induced reductive cleavage of S-S bond in diaryl disulfides
Liu Xiaodan,Zhang Songlin.Sm/ZrCl4 system induced reductive cleavage of S-S bond in diaryl disulfides[J].Journal of Suzhou University(Natural Science),2009,25(3):72-75.
Authors:Liu Xiaodan  Zhang Songlin
Institution:Key Laboratory of Organic Synthesis of Jiangsu Province;College of Chemistry;Chemical Engineering and Materials Science;Suzhou Univ.;Suzhou 215123;China
Abstract:The new system of Sm/ZrCl4 can be used in the cleavage of S--S bond in disulfides. The sulfur alaions are easily formed in situ from the cleavage of S--S bond in disulfides by Sm/ZrCl4 system. These living species can react with acyl chloride, aryl halides and α,β-unsaturated esters (nitriles) to afford β-thioesters, thioesters and sulfides at the room temperature, respectively. The structures of products were confirmed by IR,^1H NMR, MS spectra and elemental analysis.
Keywords:disulfides  samarium  zirconium tetrachloride  sulfur compound  
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