Iminium Ion–Enamine Cascade Cyclizations: Facile Access to Structurally Diverse Azacyclic Compounds and Natural Products
Stephen Hanessian, Amit K. Chattopadhyay
Abstract
Stephen Hanessian, Amit K. Chattopadhyay
Abstract
A one-pot, mild, two-component iminium ion-enamine cascade reaction to construct structurally diverse azacyclic frameworks from l-proline and l-pipecolic acid, and its application to indolizidine and quinolizidine alkaloids and azasteroids, is reported.
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A one-pot, mild, two-component iminium ion-enamine cascade reaction to construct structurally diverse azacyclic frameworks from l-proline and l-pipecolic acid, and its application to indolizidine and quinolizidine alkaloids and azasteroids, is reported.
Key concepts: Iminium, Enamine, Chemistry, Indolizidine, Pipecolic acid, Quinolizidine, Cascade, Cascade reaction