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ChemInform Abstract: Cyclization of 2-Alkynylallyl Alcohols to Highly Substituted Furans by Gold(I)—Carbene Complexes.

✍ Scribed by A Stephen K. Hashmi; Tobias Haeffner; Matthias Rudolph; Frank Rominger

Publisher: John Wiley and Sons
Year: 2011
Weight: 107 KB
Volume: 42
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.201122093

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1998 catalysis, phase-transfer catalysis catalysis, phase-transfer catalysis O 0020 35 -040 Cationic Gold(I) Complexes: Highly Efficient Catalysts for the Addition of Alcohols to Alkynes. -Cationic gold(I) complexes, generated in situ by reaction of [ligand-AuMe] with Lewis or Broensted acids, are e

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## Abstract The process is highly successful including the addition of polyynes such as (VI) and (VIII) to trifluoropyruvate (II).