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Gold-Catalyzed 5- and 6-exo-dig Selective Cyclizations of Alkynyl Silyl Enol Ethers: Efficient Method for [3+2] and [4+2] Annulations onto α,β-Enones

✍ Scribed by Kooyeon Lee; Phil Ho Lee

Publisher: John Wiley and Sons
Year: 2007
Tongue: English
Weight: 115 KB
Volume: 349
Category: Article
ISSN: 1615-4150
DOI: 10.1002/adsc.200700304

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✦ Synopsis

Abstract

An efficient method for the annulation of five‐ and six‐membered rings onto α,β‐enones is described via gold‐catalyzed 5‐ and 6‐exo‐dig selective cyclizations of alkynyl silyl enol ethers.

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