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作 者:崔理嘉 董岳 杨久堰 李聃 CUI Lijia;DONG Yue;YANG Jiuyan;LI Dan(Department of Chemistry,College of Science,Shenyang University,Shenyang 110044,China)
出 处:《山东化工》2025年第7期1-4,共4页Shandong Chemical Industry
基 金:沈阳大学大学生创新训练计划项目(S202411035063)。
摘 要:作为有机功能材料,1,4-不对称C_(60)衍生物在诸多领域展现出优异性能,但目前的合成方法大多涉及过渡金属盐的催化反应体系,存在反应用料昂贵、合成过程复杂等缺陷,严重制约其实际应用及发展方向。本研究在碱性条件下利用丙二酸二酯类化合物与C_(60)的亲核加成反应进一步以碘氧化,成功开发出一种无过渡金属催化、成本低廉、环境友好、简单高效的“一锅法”合成工艺,实现了1,4-不对称C_(60)衍生物的高效制备。所得产物的结构通过紫外可见光谱(UV-vis)、核磁共振氢谱(^(1)H NMR)和核磁共振碳谱(^(13)C NMR)进行了表征,同时利用现场可见近红外光谱(in situ vis-NIR)对反应机理进行了研究。As organic functional materials,unsymmetric 1,4-[60]fullerene derivatives have shown excellent performance in many applications.However,most current synthesis methods employed catalytic reaction systems of transition metal salts,with defects such as costly reaction materials and complex synthesis processes,seriously restricting their practical applications and development directions.This study successfully developed a transition metal-free catalyzed,cost-effective,environmentally friendly,and simple high-efficiency“one-pot”synthetic strategy for the efficient preparation of unsymmetric difunctionalization 1,4-[60]fullerene derivatives by nucleophilic addition of malonate to C 60 followed by iodine oxidation under alkaline conditions.The compounds were characterized by UV-vis,1H NMR,and ^(13)C NMR spectroscopies.The reactions were studied with the in situ vis-NIR spectral measurement in order to probe into the reaction mechanism.
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