Journal
ORGANIC LETTERS
Volume 22, Issue 20, Pages 8101-8105Publisher
AMER CHEMICAL SOC
DOI: 10.1021/acs.orglett.0c03059
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Funding
- National 1000 Talent Plan of China
- Tianjin University
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A 4-tert-butyl-phenyl substituted (R)-[H-8]-BINOL chiral calcium phosphate catalyzed enantioselective amination of 3aryl-2-benzofuranones with dibenzyl azodicarboxylate is described. The catalyst loading of the reaction is 1 mol %. This transformation is facile and has a high degree atom economy, which gave products with good yields and high enantioselectivities (79% to 99%). This reaction has excellent ee and a broad substrate scope with mild reaction conditions.
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