作者:Sebastian Peil、Alexandre Guthertz、Tobias Biberger、Alois Fürstner
DOI:10.1002/anie.201904256
日期:2019.6.24
The unusual geminal hydrogenation of a propargyl alcohol derivative with [CpXRuCl] as the catalyst entails formation of pianostool ruthenium carbenes in the first place; these reactive intermediates can be intercepted with tethered alkenes to give either cyclopropanes or cyclic olefins as the result of a formal metathesis event. The course of the reaction is critically dependent on the substitution
以[Cp X RuCl]为催化剂的炔丙醇衍生物的非常规双氢加氢,首先需要形成钢琴凳形碳烯钌。这些反应性中间体可以通过形式化的复分解事件与链状烯烃截获,生成环丙烷或环状烯烃。反应过程主要取决于烯烃捕集器的取代方式。