By Corinna Reisinger
Corinna Reisinger has constructed a brand new organocatalytic uneven epoxidation of cyclic and acyclic α,β-unsaturated ketones. during this thesis, Corinna files her technique, utilizing basic amine salts as catalysts, and hydrogen peroxide as a cheap and environmentally benign oxidant. She describes the remarkable and robust catalytic uneven hydroperoxidation of α,β-enones, a strategy which produces optically lively 5-membered cyclic peroxyhemiketals in one operation. She additionally proves the flexibility and artificial price of the cyclic peroxyhemiketals by means of changing them into hugely enantioenriched acyclic and cyclic aldol items. at the moment, those cyclic aldol items are inaccessible via the other man made skill. moreover, cyclic peroxyhemiketals are precursors to optically energetic 1,2-dioxolanes that are of organic relevance. This paintings is a step forward within the box of uneven epoxidation chemistry and descriptions the most productive procedure within the literature for producing hugely enantioselective cyclic epoxyketones recognized to date.
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