Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5219025 | Tetrahedron | 2012 | 6 Pages |
Abstract
A practical and efficient process has been developed for the synthesis of 1-substituted 4-acyl-1H-1,2,3-triazoles using a three-step one-pot synthetic approach. This transformation involves an initial preparation of triisopropylsilyl (TIPS)-protected ynones from acid chlorides and TIPS-acetylene, followed by a AgF-mediated TIPS deprotection and Cu-catalyzed Huisgen cycloaddition. The increased chemical stability of TIPS-protected ynones was an important factor in the high overall product yield.
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