3-Amino Oxindole Schiff Base as Synthon for Enantioselective Preparation of Spiro[oxindol-3,2′-pyrrol] from a Michael/Cyclization Reaction Catalyzed by a Bifunctional Cinchona

Journal: Organic Letters

Published: 2021-03-03

DOI: 10.1021/acs.orglett.1c00370

Affiliations: 2

Authors: 7

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Chengdu Institute of Organic Chemistry (CIOC), CAS, China 0.64
University of Chinese Academy of Sciences (UCAS), China 0.36