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首页> 外文期刊>The journal of physical chemistry, A. Molecules, spectroscopy, kinetics, environment, & general theory >Selective Stabilization of Transition State Structures for Cope Rearrangements of Semibullvalene and Barbaralane through Interactions with Halogens
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Selective Stabilization of Transition State Structures for Cope Rearrangements of Semibullvalene and Barbaralane through Interactions with Halogens

机译:过渡态结构的选择性稳定,用于通过与卤素的相互作用来应对半牛和戊烷的重排

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摘要

A new means-discovered through quantum chemical studies (B3LYP/6-31G(d))-of selectively stabilizing the delocalized forms of unsubstituted semibullvalene and barbaralane is described. Calculations indicate that complexation of delocalized semibullvalene and barbaralane Cope rearrangement transition structures by halogen-containing molecules (homo- and heteronuclear diatomics and Lewis acids) can reduce the barrier significantly, in many cases causing it to disappear entirely.
机译:描述了一种通过量子化学研究(B3LYP / 6-31G(d))发现的新方法,该方法选择性地稳定了未取代的半布尔瓦伦烯和barbaralane的离域形式。计算表明,含卤素分子(同核和异核双原子和路易斯酸)使散布的半布尔瓦伦烯和barbaralane Cope重排过渡结构络合,可以显着减少该屏障,在许多情况下会使其完全消失。

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