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    New chiral N-heterocyclic olefin bifunctional organocatalysis in α-functionalization of β-ketoesters

    N-heterocyclic olefins (NHOs) possess an electron-rich and highly polarized C=C double bond due to the donating property of nitrogen atoms. This feature imparts exocyclic carbon atom of NHOs with strong basicit.....

    Si**g Wang, Cefei Zhang, Da Li, Yuqiao Zhou, Zhishan Su… in Science China Chemistry (2023)