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ChemInform Abstract: Conjugate Umpolung of β, β‐Disubstituted Enals by Dual Catalysis with an N‐Heterocyclic Carbene and a Broensted Acid: Facile Construction of Contiguous Quaternary Stereocenters. Issue 11 (March 2015)
Record Type:
Journal Article
Title:
ChemInform Abstract: Conjugate Umpolung of β, β‐Disubstituted Enals by Dual Catalysis with an N‐Heterocyclic Carbene and a Broensted Acid: Facile Construction of Contiguous Quaternary Stereocenters. Issue 11 (March 2015)
Main Title:
ChemInform Abstract: Conjugate Umpolung of β, β‐Disubstituted Enals by Dual Catalysis with an N‐Heterocyclic Carbene and a Broensted Acid: Facile Construction of Contiguous Quaternary Stereocenters.
<abstract abstract-type="main" xml:lang="en"> <title>Abstract</title> <p>The diastereoselective reaction of isatins with β, β‐disubstituted enals by NHC/Broensted acid dual catalysis is demonstrated to give spirocyclic butyrolactones in good yields and diastereoselectivities.</p> </abstract>