| Literature DB >> 26419786 |
Abstract
A gold(I)-catalyzed enantioselective desymmetrization of 1,3-diols was achieved by intramolecular hydroalkoxylation of allenes. The catalyst system 3-F-dppe(AuCl)2/(R)-C8-TRIPAg proved to be specifically efficient to promote the desymmetrizing cyclization of 2-aryl-1,3-diols, which have proven challenging substrates in previous reports. Multisubstituted tetrahydrofurans were prepared in good yield with good enantioselectivity and diastereoselectivity by this method.Entities:
Keywords: allenes; desymmetrization; enantioselective synthesis; gold; hydroalkoxylation
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Year: 2015 PMID: 26419786 PMCID: PMC4715695 DOI: 10.1002/anie.201508331
Source DB: PubMed Journal: Angew Chem Int Ed Engl ISSN: 1433-7851 Impact factor: 15.336