ChemInform Abstract: Chiral (Acyclic diaminocarbene)gold(I)‐Catalyzed Dynamic Kinetic Asymmetric Transformation of Propargyl Esters.

Yiming Wang; Christian N. Kuzniewski; Vivek Rauniyar; Christina Hoong; Dean Toste

doi:10.1002/chin.201204121

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ChemInform Abstract: Chiral (Acyclic diaminocarbene)gold(I)‐Catalyzed Dynamic Kinetic Asymmetric Transformation of Propargyl Esters.

Article 2011 en

Abstract

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Abstract The title reaction of phenol‐substituted propargyl pivalates (I) or (III) proceeds via a formal [3,3] sigmatropic rearrangement followed by a 6‐endo‐trig cyclization to give enantioenriched 2‐substituted chromenyl pivalates.

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ChemInform Abstract: Chiral (Acyclic diaminocarbene)gold(I)‐Catalyzed Dynamic Kinetic Asymmetric Transformation of Propargyl Esters.

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Palladium Catalyzed Kinetic and Dynamic Kinetic Asymmetric Transformations of γ-Acyloxybutenolides. Enantioselective Total Synthesis of (+)-Aflatoxin B<sub>1</sub> and B<sub>2</sub><sub>a</sub>