ChemInform Abstract: Divergent Chemo‐, Regio‐, and Diastereoselective Normal Electron‐Demand Povarov‐Type Reactions with Α‐oxo‐ketene Dienophiles.
Chem Inform(2015)
摘要
AbstractThe reaction between electron‐rich 2‐aza‐dienes (I), (IV), (VI), and (IX) and α‐oxo‐ketenes, derived from the Wolff rearrangement of 2‐diazocycloalkane‐diones such as (II) affords spiro hydropyridones (III) and (V) with good to excellent diastereoselectivity.
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