Highly diastereoselective synthesis of tetrahydrobenzofuranones by palladium-catalyzed reaction of propargylic carbonates with 2-substituted cyclohexane-1,3-diones
作者:Masahiro Yoshida、Mariko Higuchi、Kozo Shishido
DOI:10.1016/j.tetlet.2007.12.123
日期:2008.3
The reaction of propargylic carbonates with 2-substituted cyclohexane-1,3-diones in the presence of palladium catalyst is described. Substituted tetrahydrobenzofuranones having a quaternary carbon stereocenter were synthesized in a highly diastereoselective manner. (c) 2008 Elsevier Ltd. All rights reserved.
Ruthenium-Catalyzed Propargylic Alkylation of Propargylic Alcohols with Ketones: Straightforward Synthesis of γ-Keto Acetylenes