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环糊精和糖淀粉衍生物与1,2-二酮的选择结合及对其氧化断裂反应的调节作用

Reactivity of Oxidative Cleavage of 1, 2 Diketones Mediated by Selective Binding of Cyclodextrins and Derivatives of Amylose

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【作者】 惠永正; 盖永华; 程贤恩;

【Author】 Hui Yong-Zheng~* Gai Yong-Hua Chen Xian-En(Shanghai Institute of Organic Chemistry, Academia Sinica, Shanghai)

【机构】 中国科学院上海有机化学研究所; 中国科学院上海有机化学研究所 上海; 上海;

【摘要】 <正> 环糊精(CD)与糖淀粉都有相同的α-1,4糖苷键,近来以它们为宿主的研究日益广泛(?)它们的不同之处在于CD具有固定的内穴,尺寸随构成的葡萄糖残基数而变,而糖淀(?)包结过程中才发生构象变化,从无规线团或由线团连结的疏松螺旋变为间断螺旋的大(?)因此所形成的络合物比较松散,疏水受物整体能进入糖淀粉螺旋的内穴.

【Abstract】 The effects of cyclodextrins and water soluble derivatives of amylo(?) oxidative cleavage reaction of 1, 2-diketones have been studied. We have(?) insights of different inclusion patterns of substrate in terms of host. In the(?) it was found that the stability of inclusion complex depends on the fi(?) However, when amylose was used as host, the stability of formed helical in(?) plex are determined by both of the degree of substitution of amylose deriv(?) and hydrophobicity of the substrate.

  • 【文献出处】 化学学报 ,Acta Chimica Sinica , 编辑部邮箱 ,1988年04期
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